100+ Software Analyst Interview Questions and Answers

DELETE removes specific rows from a table, DROP removes entire table, TRUNCATE removes all rows from a table

• DELETE is a DML command used to remove specific rows from a table based on a condition

• DROP is a DDL command used to remove an entire table along with its structure and data

• TRUNCATE is a DDL command used to remove all rows from a table but keeps the table structure intact

• DELETE can be rolled back, DROP and TRUNCATE cannot be rolled back

• Example: DELETE FROM table_name WHE...read more

A program to determine if a given number is prime or not.

• Check if the number is less than 2, if so it is not prime

• Iterate from 2 to the square root of the number and check for divisibility

• If the number is divisible by any number other than 1 and itself, it is not prime

• If no divisors are found, the number is prime

The latest processor is the Intel Core i9-11900K.

• The Intel Core i9-11900K was released in March 2021.

• It has a base clock speed of 3.5 GHz and a boost clock speed of 5.3 GHz.

• It has 8 cores and 16 threads.

• It uses the LGA 1200 socket and is compatible with Intel 500-series motherboards.

SQL stands for Structured Query Language, used for managing and manipulating relational databases.

• SQL is a standard language for accessing and manipulating databases.

• Types of SQL include MySQL, PostgreSQL, Oracle, SQL Server, etc.

• SQL can be used to retrieve data, update data, insert data, and delete data from databases.

ASK (Agnostic System Knowledge) refers to a framework for understanding and analyzing complex systems without bias.

• ASK promotes an unbiased approach to system analysis, focusing on facts rather than assumptions.

• It encourages collaboration among stakeholders to gather diverse perspectives.

• Example: In software development, ASK can help identify user requirements without preconceived notions.

• ASK can be applied in various fields, including business analysis, software engineering,...read more

JAVA is a high-level programming language known for its platform independence and object-oriented features.

• JAVA is platform-independent, meaning it can run on any device with a JAVA Virtual Machine (JVM).

• It is object-oriented, allowing for modular and reusable code.

• JAVA is known for its robustness, security, and performance.

• It supports multithreading, allowing for concurrent execution of tasks.

• JAVA has a rich set of APIs and libraries for various functionalities.

• Example: JAVA...read more

DBMS stands for Database Management System, software for creating and managing databases efficiently.

• DBMS allows users to create, read, update, and delete data in databases.

• Examples include MySQL, PostgreSQL, Oracle, and Microsoft SQL Server.

• It provides data security, integrity, and consistency.

• DBMS supports multiple users and concurrent access to data.

• It can be classified into types like hierarchical, network, relational, and object-oriented.

Concatenate array of integers to form a single number

• Convert each integer to string

• Concatenate the strings to form a single number

• Handle edge cases like leading zeros

• Example: [3, 30, 34] -> '33034'

A career in IT offers freshers diverse opportunities, growth potential, and the chance to work with cutting-edge technologies.

• High demand for IT professionals: Companies are constantly seeking skilled individuals.

• Diverse career paths: Options include software development, data analysis, cybersecurity, and more.

• Continuous learning: The tech field evolves rapidly, encouraging ongoing education and skill enhancement.

• Remote work opportunities: Many IT roles offer flexibility in w...read more

FSK stands for Frequency Shift Keying, a digital modulation technique used in communication systems.

• FSK is a form of frequency modulation where the frequency of the carrier signal is shifted between two or more frequencies to represent digital data.

• It is commonly used in applications such as radio broadcasting, wireless data transmission, and RFID systems.

• In FSK, the amplitude and phase of the carrier signal remain constant while the frequency changes.

• FSK can be binary or mul...read more

UPI is expected to continue growing in popularity and usage due to its convenience and ease of use.

• UPI transactions are expected to increase as more people adopt digital payment methods.

• Integration of UPI with various platforms and services will further drive its usage.

• Security measures and fraud prevention techniques will continue to evolve to ensure safe transactions.

• Introduction of new features and enhancements will enhance user experience and encourage more people to use ...read more

Multiprocessing involves multiple processes running concurrently, while multithreading involves multiple threads within a single process.

• Multiprocessing uses multiple processes to execute tasks simultaneously.

• Multithreading uses multiple threads within a single process to achieve parallelism.

• Multiprocessing is more resource-intensive as each process has its own memory space.

• Multithreading is more lightweight as threads share the same memory space.

• Example: Running multiple ins...read more

Microprocessor architecture refers to the design of the internal components of a microprocessor.

• Microprocessor architecture includes the organization of registers, memory, and instruction sets.

• It also involves the design of the control unit and the arithmetic logic unit (ALU).

• Examples of microprocessor architectures include x86, ARM, and MIPS.

• The architecture can affect the performance, power consumption, and compatibility of a microprocessor.

Asynchronous and synchronous are two ways of handling requests in SpringBoot.

• Synchronous requests block the thread until a response is received.

• Asynchronous requests do not block the thread and allow for parallel processing.

• SpringBoot supports both synchronous and asynchronous processing.

• Asynchronous processing can improve performance and scalability.

• Examples of asynchronous processing in SpringBoot include using CompletableFuture and Reactive Streams.

Array methods and properties in C#

• Length property returns the number of elements in an array

• IndexOf method returns the index of the first occurrence of a specified element

• Sort method sorts the elements in an array in ascending order

• Reverse method reverses the order of the elements in an array

Sanity testing is a narrow and focused testing to quickly determine if a new functionality is working as expected. Smoke testing is a preliminary testing to check if the software build is stable enough for further testing.

• Sanity testing is a subset of regression testing and focuses on specific areas of the application.

• It is usually performed after major changes in the code or functionality to quickly verify that the new changes have not adversely affected the existing functio...read more

My expected CTC is negotiable based on the role, responsibilities, and benefits offered by the company.

• My expected CTC is based on my experience, skills, and market standards.

• I am open to discussing the salary package during the negotiation process.

• I value the overall compensation package, including benefits and growth opportunities.

Iterate through array to find greatest number

• Iterate through each element in the array

• Compare each element with a variable storing the current greatest number

• Update the variable if a greater number is found

Automation is the use of technology to perform tasks without human intervention.

• Automation can save time and increase efficiency

• Examples include automated emails, chatbots, and self-driving cars

• Automation can also lead to job loss in certain industries

Protected modifier limits access to members within the same package or subclasses.

• Protected members can be accessed within the same package or subclasses.

• It provides a level of encapsulation and security.

• Example: protected int age; can be accessed within the same package or subclasses.

Thread life cycle in Java includes new, runnable, running, blocked, and terminated states.

• Thread starts in new state when created but not started yet

• Thread moves to runnable state when start() method is called

• Thread transitions to running state when CPU starts executing its run() method

• Thread can go to blocked state if it's waiting for a resource or I/O operation

• Thread enters terminated state when its run() method completes or stop() method is called

Exception handling is a programming concept that deals with errors during program execution.

• Use try-catch blocks to handle exceptions in code.

• Throw exceptions to indicate errors in code.

• Use finally block to execute code regardless of whether an exception is thrown or not.

Implement two stacks in a single array using two different approaches

• Divide the array into two halves and use one half for each stack

• Use two pointers, one for each stack, and move them towards each other as elements are pushed or popped

• Consider edge cases like stack overflow and underflow

Kafka provides high throughput, fault tolerance, and scalability for real-time data streaming.

• High throughput: Kafka can handle a large number of messages per second.

• Fault tolerance: Kafka replicates data across multiple brokers to ensure data availability.

• Scalability: Kafka can easily scale horizontally by adding more brokers to the cluster.

• Real-time data streaming: Kafka allows for real-time processing of data streams.

• Example: Kafka is commonly used in big data applications...read more

Hosting in JavaScript refers to the process of deploying a website or web application on a server to make it accessible on the internet.

• Hosting allows users to access your website by typing in the domain name in a web browser.

• Common hosting services include shared hosting, VPS hosting, and cloud hosting.

• Examples of popular hosting providers include Bluehost, HostGator, and AWS.

• Hosting also involves managing server resources, security, and performance optimization.

A program to generate Fibonacci series using iterative or recursive approach.

• Iterative approach: Use a loop to generate Fibonacci numbers by adding the previous two numbers.

• Recursive approach: Define a function that calls itself to generate Fibonacci numbers.

• Example: Fibonacci series up to 10 - 0, 1, 1, 2, 3, 5, 8, 13, 21, 34

Projects are specific tasks or assignments that are planned and executed to achieve a particular goal.

• Projects have defined objectives, scope, timeline, and resources.

• They involve a team of individuals working together towards a common goal.

• Examples include developing a new software application, implementing a system upgrade, or conducting a research study.