200+ Galaxy Group Interview Questions and Answers

To find the missing number in an array of 1 to 10 numbers, calculate the sum of all numbers and subtract the sum of the given array.

• Calculate the sum of numbers from 1 to 10 using the formula n * (n + 1) / 2

• Calculate the sum of the given array

• Subtract the sum of the given array from the sum of numbers from 1 to 10

• The result will be the missing number

You can map the bulbs to their corresponding switches by toggling two switches and leaving one switch untouched.

• Toggle switch 1 and switch 2, leave switch 3 untouched.

• After a few minutes, toggle switch 2 back to its original position.

• Enter the room and observe the bulbs.

• The bulb that is on corresponds to switch 1, the bulb that is off and still warm corresponds to switch 2, and the bulb that is off and cool corresponds to switch 3.

Target API level is the version of Android that an app is designed to run on. Android Studio is used to build Android apps. APK is the file format for Android apps.

• Target API level determines the minimum version of Android that an app can run on

• Android Studio is the official IDE for building Android apps

• APK stands for Android Package Kit and is the file format for Android apps

Encapsulation is the bundling of data and methods into a single unit. Data hiding is the concept of restricting access to data. Abstraction is the process of simplifying complex systems.

• Encapsulation combines data and methods into a single unit, providing better control and security.

• Data hiding restricts access to data, allowing only specific methods to manipulate it.

• Abstraction simplifies complex systems by providing a high-level view, hiding unnecessary details.

• Example: A c...read more

Explanation of abstract, final, and static classes and inheritance in Java.

• Abstract classes are classes that cannot be instantiated and are meant to be extended by other classes.

• Final classes are classes that cannot be extended by other classes.

• Static classes are nested classes that can be accessed without creating an instance of the outer class.

• Static classes are different from non-static classes in that they cannot access non-static members of the outer class.

• Inheritance is...read more

I developed a project for data analysis using Python and utilized various data structures such as lists, dictionaries, and sets.

• Used lists to store and manipulate data

• Used dictionaries to map key-value pairs for efficient data retrieval

• Used sets to perform operations such as union and intersection

• Implemented algorithms such as sorting and searching using appropriate data structures

My ability to empathize with others sets me apart from others.

• I have a natural ability to understand and relate to people's emotions.

• I am able to put myself in other people's shoes and see things from their perspective.

• This quality helps me to build strong relationships with others and resolve conflicts effectively.

• For example, in my previous job, I was able to diffuse a tense situation between two coworkers by listening to both sides and finding a common ground.

• I believe tha...read more

The roles offered at Credit Suisse for IITM students vary in terms of responsibilities and focus areas.

• The roles may differ in terms of the department or division within Credit Suisse.

• Some roles may be more focused on technology and software development, while others may be more finance-oriented.

• Different roles may have varying levels of client interaction or require different skill sets.

• Examples of roles offered may include software engineer, financial analyst, risk manageme...read more

If my account balance was multiplied by a million, I would invest in various areas, donate to charities, and fulfill my dreams.

• Invest in stocks, real estate, and businesses to grow wealth

• Donate to charities and support causes that are important to me

• Travel the world and experience different cultures

• Buy a dream house and a luxury car

• Invest in my education and personal development

The egg will crack if thrown from any floor above the ground floor.

• The egg will crack due to the impact with the ground.

• The height of the building does not affect the cracking of the egg.

• Therefore, the egg will crack if thrown from any floor above the ground floor.

Yes, I have taken a course on functional programming on Coursera.

• I have completed the course 'Functional Programming Principles in Scala' on Coursera.

• The course covered topics such as higher-order functions, recursion, and immutable data structures.

• I gained a solid understanding of functional programming concepts and how to apply them in practice.

• I also completed programming assignments and quizzes to reinforce my learning.

Operator overloading is a feature in programming languages that allows operators to have different behaviors depending on the types of operands.

• Operator overloading enables the use of operators with custom types.

• It allows the same operator to perform different operations based on the types of operands.

• In languages like C++, you can define how operators like +, -, *, etc. work with user-defined types.

• Pseudo code example: class Vector { int x, y; Vector operator+(Vector v) { re...read more

The entry for purchases will be updated to reflect the increase from Rs.100 to Rs.105.

• The original entry for purchases was Rs.100

• The updated entry for purchases will be Rs.105

• The entry will be updated in the accounting software or ledger

• The accounts affected will be the purchases account and the accounts payable account

Failure to avoid fiscal cliff could lead to severe economic repercussions globally and in the US, with India also being affected.

• The US economy could experience a recession, with a potential decrease in GDP and increase in unemployment rates

• Global financial markets could experience volatility and uncertainty

• India could be affected due to its close economic ties with the US, with potential impacts on trade and investment

• The failure to address the fiscal cliff could also lead t...read more

Answering questions related to bond valuation, duration, maturity, and risk mitigation.

• A bond's value is determined by its present value of future cash flows

• Duration measures the bond's sensitivity to interest rate changes

• Maturity is the date when the bond's principal is repaid

• Risk exposure can be mitigated by diversification, credit analysis, and hedging strategies

The number of rungs submerged in water on a high tide depends on the height of the tide.

• The higher the tide, the more rungs will be submerged

• The depth of the water at the location of the boat also affects the number of submerged rungs

• The shape and size of the boat can also impact the number of submerged rungs

There is no definitive answer as to which sorting technique is better, as it depends on the specific requirements and constraints of the problem.

• The choice of sorting technique depends on factors such as the size of the data set, the distribution of the data, and the available resources.

• Some commonly used sorting techniques include bubble sort, insertion sort, selection sort, merge sort, quicksort, and heapsort.

• Bubble sort is simple but inefficient for large data sets, while ...read more

Sort an array of size million containing values 0-9.

• Use counting sort algorithm for efficient sorting

• Create a count array to store the count of each element

• Modify the count array to store the actual position of each element

• Iterate through the input array and place each element in its correct position

• Time complexity: O(n+k), where n is the size of the input array and k is the range of input values

Primary market is where new securities are issued, while secondary market is where already issued securities are traded.

• Primary market deals with new securities issuance

• Secondary market deals with already issued securities trading

• Primary market is where companies raise capital through IPOs

• Secondary market is where investors buy and sell securities among themselves

• Primary market is less liquid than secondary market

The amount of sand in a hole of dimension x on a beach cannot be determined without additional information.

• The volume of sand in the hole depends on the depth of the hole as well as its length and width.

• To calculate the volume, the formula V = lwh can be used, where l is the length, w is the width, and h is the depth of the hole.

• Without knowing the specific dimensions of the hole, it is impossible to determine the amount of sand it contains.

Yes, functional programming is a programming paradigm that treats computation as the evaluation of mathematical functions.

• Functional programming focuses on immutability and pure functions.

• It avoids changing state and mutable data.

• Higher-order functions and recursion are commonly used in functional programming.

• Examples of functional programming languages include Haskell, Lisp, and Scala.

A range of questions from chess to drug efficacy testing and statistical concepts.

• The chess world is currently dealing with the issue of detecting cheaters in online games through the use of algorithms and data analysis.

• Drug efficacy testing involves conducting clinical trials to determine the effectiveness of a drug in treating a specific condition.

• Linear regression assumes a linear relationship between the independent and dependent variables and that the errors are normally...read more

Seclending is a process of lending securities for a short period of time in exchange for collateral.

• Seclending involves borrowing and lending of securities.

• The borrower provides collateral to the lender in exchange for the securities.

• The borrower pays a fee to the lender for the use of the securities.

• Repurchase agreement involves the sale of securities with an agreement to repurchase them at a later date.

• Reverse repurchase agreement involves the purchase of securities with an...read more

I have a unique perspective on problem-solving.

• I approach problems from different angles, considering multiple solutions.

• I am not afraid to think outside the box and challenge conventional wisdom.

• I have a track record of coming up with innovative solutions.

• For example, in a group project, while everyone was focused on a single approach, I suggested an alternative method that turned out to be more efficient and successful.

BSE and NSE are two major stock exchanges in India. Their indexes are calculated differently.

• BSE is the oldest stock exchange in Asia while NSE is the largest in terms of market capitalization

• BSE index is calculated based on the market capitalization of the companies listed on it while NSE index is calculated based on the free-float market capitalization

• BSE index is called Sensex while NSE index is called Nifty

• Sensex has 30 companies while Nifty has 50 companies

A dangling pointer is a pointer that points to a memory location that has been deallocated or freed. Dereferencing it can cause a program to crash.

• Dangling pointers occur when memory is freed or deallocated, but the pointer still points to that memory location.

• Dereferencing a dangling pointer can cause a segmentation fault or access violation.

• Dangling pointers can be avoided by setting the pointer to NULL after freeing the memory it points to.

KYC documents include government-issued ID, proof of address, and financial statements.

• Government-issued ID such as passport, driver's license, or national ID card

• Proof of address such as utility bills or bank statements

• Financial statements such as tax returns or bank statements

• Additional documents may be required depending on the client's profile or risk level

Procedural programming focuses on procedures and functions, while object-oriented programming focuses on objects and their interactions.

• Procedural programming is based on a step-by-step procedure or set of instructions.

• Object-oriented programming is based on the concept of objects, which encapsulate data and behavior.

• Procedural programming is more focused on the algorithmic approach.

• Object-oriented programming promotes code reusability and modularity.

• In procedural programming...read more

Linked List is a data structure in Java that stores a sequence of elements with pointers to the next element.

• Each element in a Linked List is called a node and contains a value and a pointer to the next node.

• Linked Lists are dynamic and can grow or shrink in size during runtime.

• Insertion and deletion operations are efficient in Linked Lists compared to arrays.

• Traversal in a Linked List is slower compared to arrays as it requires following pointers.

• Java provides LinkedList cla...read more

Indices in relational databases are used to improve query performance by allowing faster data retrieval.

• Clustered index: Determines the physical order of data in a table.

• Non-clustered index: Creates a separate structure that contains a copy of the indexed columns and a pointer to the actual data.

• Unique index: Ensures that the indexed columns contain unique values.

• Composite index: Combines multiple columns into a single index.

• Covering index: Includes all the columns required b...read more

Various means of power generation and their efficiency

• Renewable sources like solar and wind have high efficiency

• Fossil fuels like coal and gas have lower efficiency

• Nuclear power has high efficiency but also poses safety concerns

• Hydroelectric power has high efficiency but requires specific geographical conditions

• Efficiency also depends on the technology used for power generation

Polymorphism in Java refers to the ability of an object to take on many forms.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• It enables methods to be overridden in a subclass with the same name but different implementation.

• Polymorphism is achieved through method overriding and method overloading.

• Example: A superclass Animal with a method 'makeSound()', and subclasses Dog and Cat that override this method.

Runtime polymorphism is implemented through virtual functions and dynamic binding.

• Virtual functions are declared in base class and overridden in derived class

• Dynamic binding is used to determine which function to call at runtime

• Compiler uses virtual function table to understand runtime polymorphism

A derivative is a financial contract whose value is based on an underlying asset or security.

• Derivatives can be used for hedging or speculation.

• Types of derivatives include futures, options, swaps, and forwards.

• Futures contracts obligate the buyer to purchase an asset at a predetermined price and time.

• Options contracts give the buyer the right, but not the obligation, to buy or sell an asset at a predetermined price and time.

• Swaps involve exchanging cash flows based on differ...read more

The life cycle of a corporate action involves several stages from announcement to completion.

• Corporate actions can include events such as mergers, acquisitions, stock splits, and dividend payments.

• The first stage is the announcement, where the company publicly declares the event and its details.

• Next, there is a record date where shareholders are identified and eligible to receive the benefits of the event.

• The third stage is the ex-date, where the stock price is adjusted to re...read more

It is not possible to determine the exact number of tennis balls that can fill INS Vikrant without specific measurements.

• The size and capacity of INS Vikrant is not provided in the question.

• The volume of INS Vikrant needs to be known to calculate the number of tennis balls it can hold.

• Without the necessary data, it is impossible to give a precise answer.

I have a strong understanding of investment banks and their functions.

• I am familiar with the role of investment banks in facilitating capital raising and mergers and acquisitions.

• I understand the various departments within an investment bank, such as sales and trading, research, and investment banking.

• I am knowledgeable about financial products and services offered by investment banks, including equities, fixed income, and derivatives.

• I am aware of the regulatory environment ...read more

The expected number of coin tosses to get 3 consecutive heads is 14.

• The probability of getting a head in a single coin toss is 1/2.

• The probability of getting 3 consecutive heads is (1/2)^3 = 1/8.

• The expected number of tosses to get 3 consecutive heads is the reciprocal of the probability, which is 8.

• However, the first two tosses can be tails, so we need to add 2 more tosses, making the total expected number of tosses 14.

The phrase 'we accept the null hypothesis' is not used because it implies the null hypothesis is true.

• The null hypothesis is assumed to be true until proven otherwise

• We can only reject or fail to reject the null hypothesis

• Accepting the null hypothesis implies it is true, which is not necessarily the case

A balance sheet comprises of assets, liabilities, and equity.

• A balance sheet is a financial statement that shows a company's financial position at a specific point in time.

• Assets are resources owned by the company, such as cash, inventory, and property.

• Liabilities are obligations owed by the company, such as loans and accounts payable.

• Equity represents the residual interest in the assets of the company after deducting liabilities.

• The balance sheet equation is Assets = Liabili...read more

Payoff curves of a Call Option and Put Option

• A Call Option gives the holder the right to buy an underlying asset at a specified price (strike price) on or before a specified date (expiration date)

• The payoff of a Call Option is positive when the price of the underlying asset is higher than the strike price

• The payoff of a Call Option is limited to the premium paid for the option

• A Put Option gives the holder the right to sell an underlying asset at a specified price (strike pric...read more

Credit Suisse is a leading global financial services company offering a wide range of investment banking and wealth management services.

• Credit Suisse has a strong reputation in the financial services industry.

• They provide comprehensive investment banking services, including mergers and acquisitions, capital raising, and advisory services.

• Their wealth management division offers personalized solutions for high-net-worth individuals and institutions.

• Credit Suisse has a global pr...read more

Derivatives are financial contracts that derive their value from an underlying asset or security.

• Types include futures, options, swaps, and forwards

• Used for hedging, speculation, and arbitrage

• Can be based on stocks, bonds, commodities, currencies, and more

Impairment loss is a reduction in the value of an asset, provision is an estimate of a liability, depreciation is the allocation of an asset's cost over its useful life, investment banking deals with raising capital and financial products are instruments used for investment and risk management.

• Impairment loss occurs when the carrying value of an asset exceeds its recoverable amount.

• Journal entry for provision involves debiting the expense account and crediting the provision a...read more

GDP measures the value of goods and services produced within a country's borders, while GNP measures the value produced by a country's residents, regardless of location.

• GDP measures the economic output of a country within its borders

• GNP measures the economic output of a country's residents, regardless of location

• GDP includes foreign residents and businesses within the country's borders

• GNP includes the country's residents and businesses, regardless of location

• GDP is used to me...read more

Derivative process flow involves identifying, analyzing, and managing financial risks associated with derivative products.

• The process starts with identifying the underlying asset or security.

• Next, the derivative product is selected based on the desired risk exposure.

• The risk associated with the derivative product is then analyzed and quantified.

• Risk management strategies are implemented to control and mitigate the identified risks.

• These strategies may include hedging, diversi...read more

I would analyze the terms of the bond and its impact on the company's financials.

• Review the interest rate and maturity date of the bond

• Assess the impact on the company's debt-to-equity ratio

• Evaluate the potential benefits and risks of issuing bonds

• Consider alternative financing options

• Communicate findings to management and make recommendations

I would choose a relational database like MySQL and implement a custom authentication system using session management.

• Choose a relational database like MySQL for storing user data, product information, and orders.

• Implement a custom authentication system using session management to securely authenticate users without JWT or third-party services.

• Use encryption techniques to store and validate user passwords securely.

• Utilize secure coding practices to prevent common security vul...read more

Possible problems and solutions

• Possible problems include technical issues, communication breakdowns, and resource constraints.

• To remediate technical issues, ensure proper maintenance and regular updates.

• To address communication breakdowns, establish clear lines of communication and encourage open dialogue.

• To overcome resource constraints, prioritize tasks and allocate resources effectively.

• Regular monitoring and evaluation can help identify and address problems before they es...read more

Investment banks help companies and governments raise money by issuing and selling securities.

• Investment banks act as intermediaries between issuers of securities and investors.

• They help companies and governments raise capital by underwriting securities offerings.

• They also provide advisory services for mergers and acquisitions, and other financial transactions.

• Investment banks may also engage in trading and market-making activities.

• Examples of investment banks include Goldman...read more

Credit Suisse offers a dynamic and challenging work environment with opportunities for growth and development.

• Credit Suisse is a leading global financial services company with a strong reputation

• The company offers a diverse range of products and services to clients worldwide

• Credit Suisse values innovation, collaboration, and a commitment to excellence

• Working at Credit Suisse provides opportunities for personal and professional growth

• The company has a strong focus on corporate...read more

Investment banking offers exciting opportunities for financial analysis, strategic decision-making, and client relationship management.

• Opportunity to work on high-profile deals and transactions

• Challenging and dynamic work environment

• Opportunity to develop strong financial analysis and modeling skills

• Exposure to a wide range of industries and sectors

• Opportunity to work with top-tier clients and build strong professional networks

The present inflation rate varies by country and region.

• In the United States, the inflation rate was 5.4% in July 2021.

• In India, the inflation rate was 5.59% in July 2021.

• In the Eurozone, the inflation rate was 2.2% in July 2021.

• Inflation rates can be affected by factors such as supply and demand, government policies, and global events.

I invest in IPOs based on the company's financials, market demand, and industry trends.

• Research the company's financials and growth potential

• Analyze market demand for the company's products/services

• Consider industry trends and competition

• Evaluate the management team and their track record

• Assess the IPO valuation and potential for future growth

• Diversify your portfolio to manage risk

• Examples: Airbnb, Snowflake, DoorDash

Yes, ADO.NET is part of VB.NET.

• ADO.NET is a data access technology in the .NET framework.

• It provides a set of classes and APIs for accessing and manipulating data from different data sources.

• VB.NET is a programming language that can utilize ADO.NET for database operations.

• ADO.NET allows developers to connect to databases, execute queries, and retrieve data in a structured manner.

• Example: Dim connection As New SqlConnection(connectionString)

Credit card companies make money through interest charges, fees, and merchant fees.

• Interest charges on balances carried over from month to month

• Fees such as annual fees, late payment fees, and balance transfer fees

• Merchant fees charged to businesses for accepting credit card payments

• Rewards programs funded by interchange fees paid by merchants

• Foreign transaction fees for purchases made outside of the card's home country

The recent recession was caused by a combination of factors including the housing market crash, high levels of debt, and global economic instability.

• Housing market crash led to a decrease in consumer spending and investment

• High levels of debt made it difficult for individuals and businesses to borrow money

• Global economic instability, including the European debt crisis, affected international trade and investment

• Government policies and regulations also played a role in the rec...read more

Money laundering can have a negative impact on financial markets by increasing risks and reducing investor confidence.

• Money laundering can lead to an increase in financial crime, which can destabilize markets and reduce investor confidence.

• It can also lead to reputational damage for financial institutions, which can result in loss of business and revenue.

• Money laundering can distort market prices and affect the allocation of resources, leading to inefficiencies in the financi...read more

The stock market is a platform where investors can buy and sell shares of publicly traded companies.

• Stocks represent ownership in a company and can be bought and sold on stock exchanges like NYSE and NASDAQ.

• Bonds are debt securities issued by companies or governments to raise capital.

• Mutual funds pool money from multiple investors to invest in a diversified portfolio of stocks, bonds, or other securities.

• Options give investors the right, but not the obligation, to buy or sell...read more

Torque is the twisting force that causes rotation. Iron has greater torque than Al due to its higher magnetic properties.

• Torque is a measure of the twisting force that causes rotation.

• It is calculated as the product of force and the perpendicular distance from the axis of rotation to the line of action of the force.

• Iron has greater torque than Al due to its higher magnetic properties.

• This is because magnetic materials like iron have a greater tendency to align themselves with...read more

Chemical engineering has applications in various industries such as pharmaceuticals, food, energy, and materials.

• Designing and optimizing chemical processes

• Developing new materials and products

• Improving energy efficiency and reducing environmental impact

• Designing and operating chemical plants

• Developing and testing new drugs and therapies

• Creating new food products and improving food safety

• Developing new sources of energy and improving existing ones

Food prices are influenced by various factors beyond inflation rate.

• Food prices are affected by supply and demand factors.

• Transportation and storage costs also impact food prices.

• Weather conditions and natural disasters can affect crop yields and prices.

• Government policies and subsidies can also impact food prices.

• Consumer preferences and trends can also influence food prices.

• Inflation rate may not accurately reflect the cost of food items.

• For example, the cost of vegetables ...read more

The eurozone crisis refers to the economic and financial difficulties faced by some countries in the European Union.

• The crisis began in 2009 with the Greek debt crisis and spread to other countries in the eurozone.

• It was caused by a combination of factors including high levels of debt, low economic growth, and structural problems within the eurozone.

• The crisis led to bailouts of several countries by the European Central Bank and the International Monetary Fund.

• Austerity measu...read more

The Libor Scam was a manipulation of the London Interbank Offered Rate (Libor) by banks to benefit their own trading positions.

• Libor is a benchmark interest rate used globally for financial products

• Banks were found to have manipulated the rate to benefit their own trading positions

• The scandal resulted in billions of dollars in fines for banks involved

• Several high-profile bankers were also convicted for their involvement

• The scandal led to reforms in the way Libor is calculated...read more

Function overloading is having multiple functions with the same name but different parameters. Function overriding is having a derived class implement a method with the same name and parameters as a method in the base class.

• Function overloading is a compile-time polymorphism concept.

• Function overriding is a run-time polymorphism concept.

• Function overloading is used to provide different ways of calling the same function.

• Function overriding is used to provide a specific impleme...read more

Credit Suisse is a leading global financial services company with a strong reputation and a wide range of opportunities for growth and development.

• Credit Suisse is known for its expertise in investment banking and wealth management.

• The company has a global presence and offers diverse career opportunities in various locations.

• Credit Suisse has a strong commitment to innovation and technology, which aligns with my interests and skills.

• The company has a solid track record of fin...read more

Multithreading is the ability of a CPU to execute multiple threads concurrently, improving performance and responsiveness.

• Multithreading allows multiple threads to run concurrently within a single process.

• Each thread has its own program counter, stack, and set of registers.

• Threads share the same memory space, allowing them to communicate and share data.

• Multithreading can improve performance by utilizing idle CPU time and parallelizing tasks.

• Examples of multithreading include ...read more

Vector is a class in C++ that represents a dynamic array.

• It allows for efficient insertion and deletion of elements.

• It automatically resizes itself as elements are added or removed.

• It can be used to implement other data structures like stacks and queues.

• Example: vector v; v.push_back(5); v.push_back(10);

• Example: vector names = {"Alice", "Bob", "Charlie"};

Explanation of DHCP, DORA process, DMZ environment, APIPA, DHCP helper IP, and default time for assigning a new IP address.

• DHCP assigns IP addresses to devices on a network

• DORA process involves Discover, Offer, Request, and Acknowledge

• DMZ environment is a network segment that separates an internal network from an external network

• APIPA is Automatic Private IP Addressing, used when DHCP is not available

• DHCP helper IP is used to forward DHCP requests to a DHCP server on a differ...read more

Risk in KYC is categorized based on the level of threat posed by a customer's profile and activities.

• Risk is categorized as low, medium, or high based on factors such as customer profile, transaction history, and geographical location.

• Examples of risks involved in KYC include money laundering, terrorist financing, fraud, and identity theft.

• KYC analysts assess the risks associated with each customer to ensure compliance with regulations and prevent financial crimes.