400+ Associate Engineer Interview Questions and Answers

Tests done during maintenance of a power transformer

• Insulation resistance test

• Turns ratio test

• Winding resistance test

• Oil quality test

• Partial discharge test

• Visual inspection

Cover depth is the depth at which reinforcement is provided in concrete structures.

• Cover depth protects the reinforcement from corrosion and fire damage.

• It also helps in providing durability and strength to the structure.

• The amount of cover depth depends on the type of structure and its exposure to environmental factors.

• For example, in a bridge exposed to saltwater, a cover depth of 75mm may be required.

• In a building, a cover depth of 25mm may be sufficient.

• Cover depth is usu...read more

Prioritizing work is crucial for efficient time management. A to-do list can help in managing priorities and requests.

• Create a to-do list with all the tasks that need to be completed

• Assign a priority level to each task based on its urgency and importance

• Re-evaluate the list regularly and make necessary adjustments

• Communicate with team members and stakeholders to ensure alignment of priorities

• Use tools like calendars and reminders to stay on track

• Delegate tasks when appropriat...read more

Answers to questions related to electrical engineering

• Transformer is an electrical device that transfers energy between two or more circuits through electromagnetic induction

• Capacitor bank is used to improve power factor and reduce reactive power in electrical systems

• Wastage power can be reduced by using energy-efficient devices, reducing losses in transmission and distribution, and implementing energy conservation measures

• A.C. motor works on the principle of rotating magneti...read more

The most harmful gas emission is carbon dioxide (CO2).

• CO2 is a greenhouse gas that contributes to global warming and climate change.

• It is released by burning fossil fuels like coal, oil, and gas.

• Other harmful emissions include sulfur dioxide (SO2), nitrogen oxides (NOx), and particulate matter (PM).

Heat treatments like annealing, tempering, and stress relieving can lower stresses in materials.

• Annealing involves heating the material to a high temperature and then slowly cooling it to reduce internal stresses.

• Tempering involves heating the material to a specific temperature and then cooling it quickly to reduce stresses.

• Stress relieving involves heating the material to a specific temperature and then cooling it slowly to reduce stresses.

• Other heat treatments like quenchin...read more

Tests for checking weld joint and their explanation.

• Visual inspection - checking for cracks, porosity, undercut, etc.

• Dye penetrant test - applying dye to the weld and checking for leaks

• Radiographic test - using X-rays or gamma rays to check for internal defects

• Ultrasonic test - using high-frequency sound waves to detect flaws

• Magnetic particle test - using magnetic fields to detect surface cracks

• Tensile test - applying tension to the weld to check its strength

• Bend test - bendi...read more

The Bernoulli equation relates the pressure, velocity, and elevation of a fluid in a steady flow.

• Bernoulli equation relates pressure, velocity, and elevation in fluid flow

• Heat rate is the amount of heat transferred per unit time

• Steady flow is when the fluid properties at a point do not change with time

• Laminar flow is smooth and orderly, while turbulent flow is chaotic

• Viscosity is a measure of a fluid's resistance to flow

• Reynolds equation relates the flow regime to fluid prope...read more

Networking is the practice of connecting computers and other devices to share resources and information.

• DHCP is a network protocol that assigns IP addresses automatically to devices on a network.

• APIPA (Automatic Private IP Addressing) is used when a DHCP server is not available, with a range of 169.254.0.1 to 169.254.255.254.

• Defragmentation is the process of reorganizing data on a hard drive to improve efficiency and speed.

• Virtual memory is a memory management technique that ...read more

Outlook is an email client developed by Microsoft for managing emails, calendars, contacts, and tasks.

• Outlook is a popular email client used for sending and receiving emails.

• .pst is a personal storage file used to store emails, contacts, and other data locally.

• .ost is an offline storage file used by Outlook to store a copy of mailbox data from an Exchange server.

• Outlook configuration involves setting up email accounts, server settings, and personal preferences.

• To troubleshoot...read more

Instrument & electrical field involves designing, installing, and maintaining electrical and electronic systems and equipment.

• It includes working with various instruments such as sensors, transmitters, and controllers.

• Knowledge of electrical circuits, wiring, and power distribution is essential.

• Skills in programming and troubleshooting are also important.

• Examples of applications include control systems for manufacturing processes, power distribution systems, and instrumentati...read more

Questions on OOP concepts, data structures, and multithreading.

• OOPS stands for Object-Oriented Programming System.

• HashMap and Map are both interfaces in Java. HashMap is a class that implements the Map interface.

• String is immutable in Java because it enhances security, concurrency, and performance.

• String is a sequence of characters, while StringBuilder is a mutable sequence of characters.

• Arrays are fixed in size, while Collections are dynamic in size.

• Multithreading is the abi...read more

Program to count spaces and print digits in string

• For counting spaces, loop through the string and check for ' ' character

• For printing digits, loop through the string and check for '0' to '9' characters

• Use isdigit() function in Python to check for digits

• Use a counter variable to keep track of spaces

• Use a separate string variable to store digits and print it at the end

A set of technical questions related to software engineering concepts.

• Process: an instance of a program that is being executed by the operating system.

• Thread: a lightweight process that can run concurrently with other threads within a process.

• String: a sequence of characters.

• Strings are immutable to ensure their values cannot be changed once created.

• JDK: Java Development Kit, a software development environment for building Java applications.

• JRE: Java Runtime Environment, a so...read more

IP stands for Internet Protocol. It is a set of rules governing the format of data sent over the internet.

• Types of IP include IPv4 and IPv6.

• There are 5 classes in IPv4: A, B, C, D, and E.

• IPv4 has 32 bits, while IPv6 has 128 bits.

• IPv4 ranges: Class A (1-126), Class B (128-191), Class C (192-223), Class D (224-239), Class E (240-255).

• Difference between IPv4 and IPv6: IPv4 uses 32-bit addresses, while IPv6 uses 128-bit addresses.

• To give manual IP, go to network settings, select ...read more

Adaptability problem refers to difficulty in adjusting to new situations or changes.

• Adaptability problem can arise due to lack of experience or exposure to new situations.

• It can also be caused by fear of the unknown or fear of failure.

• Adaptability problem can be overcome by developing a growth mindset and being open to learning and trying new things.

• Examples of adaptability problem include difficulty in adjusting to a new job, new environment, or new technology.

Charging batteries last longer than disposable batteries.

• Charging batteries can be recharged multiple times, extending their lifespan.

• Disposable batteries are meant for single use and need to be replaced once depleted.

• Examples of charging batteries include lithium-ion batteries used in smartphones and laptops.

• Examples of disposable batteries include alkaline batteries commonly used in remote controls.

To ensure accurate estimates for a project, I follow a structured approach involving thorough analysis, collaboration with team members, and regular updates.

• Conduct a detailed analysis of project requirements and scope

• Collaborate with team members to gather input and insights

• Break down the project into smaller tasks for better estimation

• Use historical data and past experiences to inform estimates

• Regularly review and update estimates as the project progresses

Evaporators are used to separate a liquid from a solution by heating and vaporizing the liquid, while distillation columns are used to separate different components of a liquid mixture based on their boiling points.

• Evaporators are used to concentrate a solution by removing the solvent through evaporation

• Distillation columns are used to separate different components of a liquid mixture based on their boiling points

• Evaporators are commonly used in industries like food processin...read more

Improving design in compressive model of battery involves optimizing material selection, structure, and manufacturing processes.

• Optimize material selection to improve energy density and performance

• Consider structural design to enhance mechanical strength and stability

• Implement advanced manufacturing processes for better efficiency and cost-effectiveness

A network printer is a printer that is connected to a network and can be accessed by multiple users. A shared printer is a printer that is connected to a single computer and can be accessed by other devices on the same network.

• Network printer is connected to a network and can be accessed by multiple users.

• Shared printer is connected to a single computer and can be accessed by other devices on the same network.

• To configure a network printer, you need to connect it to the netwo...read more

Call transfers to a different operator involve redirecting the call from one operator to another.

• Call transfer can be initiated by the caller or the current operator.

• The caller can request a transfer by providing the desired operator's extension or department.

• The current operator can transfer the call by using a transfer button or dialing the desired operator's extension.

• During the transfer, the caller may be put on hold or hear a transfer announcement.

• Once the call is transf...read more

Accenture has presence in multiple cities across India.

• Accenture has offices in 50+ cities in India

• Some of the major cities where Accenture is located are Bangalore, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata

• Accenture also has delivery centers in cities like Noida, Gurgaon, Coimbatore, Visakhapatnam, etc.

The battery life time may be short due to various factors such as usage patterns, age of the battery, and environmental conditions.

• Battery life can be affected by the frequency and intensity of usage.

• Older batteries tend to have shorter life spans.

• Extreme temperatures can also impact battery life.

• Certain apps or settings on the device may drain the battery faster.

• Regularly updating software can optimize battery performance.

Decorator is a design pattern that allows behavior to be added to an individual object, either statically or dynamically.

• Binary tree is a tree data structure in which each node has at most two children.

• A tree is a data structure consisting of nodes connected by edges. A binary tree is a specific type of tree with at most two children per node.

• A hash map is a data structure that maps keys to values for efficient lookup.

A flip flop is a digital circuit that stores a single bit of data. There are different types of flip flops such as SR, D, JK, and T flip flops.

• Flip flop is a sequential logic circuit that stores one bit of data.

• Types of flip flops include SR, D, JK, and T flip flops.

• JK flip flop has two inputs (J and K), a clock input, and two outputs (Q and Q').

• The truth table for a JK flip flop shows the behavior of the flip flop based on the inputs and clock signal.

I regularly use Java, Python, and SQL in my work as an Associate Engineer.

• Java

• Python

• SQL

The shear force and bending moment diagrams show the internal forces and moments in a beam.

• Shear force diagram shows the variation of shear force along the length of the beam.

• Bending moment diagram shows the variation of bending moment along the length of the beam.

• Shear force is the algebraic sum of all the vertical forces acting on one side of the section.

• Bending moment is the algebraic sum of all the moments of the forces on one side of the section.

• Shear force changes sign ...read more

I am interested in becoming part of CMS IT service to support end users.

• I have experience in troubleshooting technical issues

• I am familiar with various operating systems and software applications

• I have excellent communication skills to provide effective support to end users

• I am willing to learn and adapt to new technologies and processes

• I am a team player and can work collaboratively with other IT professionals

Prime indexing is the use of a unique identifier as the primary index for a database table, while secondary indexing uses other attributes.

• Prime indexing is faster than secondary indexing as it directly accesses the data.

• Primary index is usually the first column in a table, while secondary index can be any other column.

• Primary index ensures uniqueness of data, while secondary index improves query performance.

• Example of primary index: a social security number in a table of emp...read more

Lists are a data structure in Python that can hold multiple items. They are mutable, meaning their elements can be changed.

• Lists are enclosed in square brackets []

• Elements in a list can be of different data types

• Lists can be modified by adding, removing, or changing elements

• Example: my_list = ['apple', 'banana', 'cherry']

Lithium-ion batteries commonly use lithium, cobalt, nickel, and graphite as key chemicals.

• Lithium is the primary component used in lithium-ion batteries.

• Cobalt is often used in the cathode of the battery.

• Nickel is also commonly used in the cathode.

• Graphite is used in the anode of the battery.

• Other chemicals like manganese and aluminum may also be used in some battery compositions.

Acceptance criteria and methods for stripping, crimping, splicing, booting, and soldering.

• Acceptance criteria for stripping and crimping involve proper removal of insulation and secure attachment of connectors.

• Acceptance criteria for splicing include proper alignment, insulation, and mechanical strength.

• Acceptance criteria for booting involve proper fit, protection, and strain relief.

• Acceptance criteria for soldering include proper joint formation, cleanliness, and electrical...read more

A server is a computer or software that provides functionality for other programs or devices, known as clients.

• A server is a computer or software that serves requests from clients.

• Servers can provide various services such as file storage, email, web hosting, etc.

• Adding a PC to a domain involves joining the PC to a network controlled by a domain controller.

• Work can be done in a workgroup environment where each computer is independent or in a domain where a central server contr...read more

The type of wood commonly used with design automation processes is plywood.

• Plywood is a popular choice for its strength, durability, and versatility in design automation processes.

• Other types of wood used may include MDF (medium-density fiberboard) and particle board.

• Wood selection depends on the specific requirements of the project, such as load-bearing capacity and aesthetic preferences.

RTD stands for Resistance Temperature Detector. It is a type of temperature sensor.

• RTD measures temperature by detecting the change in resistance of a metal wire as the temperature changes.

• The most common types of RTD are platinum, nickel, and copper.

• Platinum RTDs are the most accurate and have the widest temperature range (-200°C to 850°C).

• Nickel RTDs have a smaller temperature range (-80°C to 260°C) but are less expensive than platinum RTDs.

• Copper RTDs have the smallest tem...read more

Maximal Ratio Combining (MRC) is a technique used in MIMO systems to improve signal quality by combining multiple received signals.

• MRC combines the received signals from multiple antennas to maximize the signal-to-noise ratio (SNR)

• Quantization noise power refers to the noise introduced during the process of converting analog signals to digital signals

• In MIMO systems, MRC can be used to mitigate the effects of quantization noise

• MRC calculates the weights for each received sign...read more

BSOD stands for Blue Screen of Death. It is a Windows operating system error screen that appears when a system encounters a critical error.

• BSOD is a stop error screen that appears when the Windows operating system encounters a critical error and cannot recover.

• To troubleshoot BSOD, one can start by checking for recently installed hardware or software, updating drivers, running system diagnostics, and checking for overheating.

• Common causes of BSOD include hardware failures, dr...read more

Yes, I have experience in programming languages like Python and Java which can help me quickly learn RPA.

• I have experience in programming languages like Python and Java, which are commonly used in RPA development.

• I have a strong understanding of automation concepts and workflows, which are essential in RPA implementation.

• I am familiar with tools like UiPath and Automation Anywhere, which are popular in the RPA industry.

The missing number in the array can be found by calculating the sum of all numbers in the array and then subtracting it from the sum of numbers from 1 to n.

• Calculate the sum of all numbers in the array.

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

• Subtract the sum of array from the sum of numbers from 1 to n to find the missing number.

Quick sort has O(n log n) time complexity on average, O(n^2) worst case. Merge sort has O(n log n) time complexity always.

• Quick sort has an average time complexity of O(n log n) due to its divide-and-conquer approach.

• Worst case for quick sort occurs when the pivot element is either the smallest or largest element in the array, leading to O(n^2) time complexity.

• Merge sort always has a time complexity of O(n log n) due to its consistent splitting and merging of subarrays.

I would invest a portion of it, donate to charity and use the rest to fulfill my personal goals.

• Invest a portion of the money in a diversified portfolio to ensure long-term financial stability.

• Donate a portion of the money to a reputable charity to give back to the community.

• Use the remaining money to fulfill personal goals such as traveling, buying a house, or pursuing a hobby.

• Consult with a financial advisor to make informed decisions about investing the money.

var is function-scoped while let is block-scoped in JavaScript.

• var keyword is function-scoped, meaning it is accessible throughout the function it is declared in.

• let keyword is block-scoped, meaning it is only accessible within the block it is declared in.

• Using var can lead to variable hoisting issues, while let provides more predictable behavior.

• Example: var x = 10; function test() { var x = 20; console.log(x); } test(); // Output: 20