Aptitude, Reasoning, Programming & Interview Questions with Answers

Arithmetic Aptitude

Every arithmetic topic asked in placement tests, bank exams and campus drives, each with formulas, worked explanations and an online test.

• Problems on Trains
• Time and Distance
• +33

Data Interpretation

Read tables and charts quickly and accurately: every question set comes with its own data.

• Table Charts
• Bar Charts
• +2

Verbal Ability

English usage for aptitude tests: error spotting, vocabulary, sentence and paragraph skills, and comprehension.

• Spotting Errors
• Antonyms
• +17

Logical Reasoning

Series, classification, analogies, arguments, assumptions, conclusions and deductions.

• Number Series
• Letter and Symbol Series
• +17

Verbal Reasoning

Blood relations, syllogisms, directions, coding, seating, cubes, dice and data sufficiency.

• Logical Sequence of Words
• Blood Relation Test
• +14

Non Verbal Reasoning

Figure series, analogies, odd figure out, mirror and water images, matrices and pattern completion.

• Series
• Analogy
• +6

C Programming

Output prediction and concepts for every part of the C language.

• Declarations and Initializations
• Control Instructions
• +17

C++ Programming

Object-oriented C++: classes, references, constructors, inheritance, polymorphism, templates and the STL.

• OOPS Concepts
• References
• +9

C# Programming

C# and .NET: types, classes, inheritance, interfaces, delegates, generics and exceptions.

• Introduction
• .NET Framework
• +16

Java Programming

Java SE: fundamentals, operators, flow control, OOP, exceptions, threads, strings, collections and Java 8.

• Language Fundamentals
• Operators and Assignments
• +15

Python Programming

Python 3: types, strings, collections, functions, OOP, exceptions and idioms - every output verified by running it.

• Basics
• Data Types
• +15

Database

DBMS concepts, ER modelling, SQL, normalization, transactions, indexing and NoSQL.

• Database Basics
• Data Models and ER Diagrams
• +8

Networking

Network models, addressing, subnetting, devices, routing, switching, protocols and security.

• Networking Basics
• OSI Model
• +10

Operating Systems

Processes, CPU scheduling, synchronization, deadlocks, memory, virtual memory, file systems and disks.

• OS Basics
• Process Management
• +8

Computer Fundamentals

Computer basics for every exam: hardware, software, number systems, memory, devices, internet and abbreviations.

• Computer Basics
• Generations of Computers
• +8

Data Structures

Arrays, lists, stacks, queues, trees, heaps, graphs, hashing, searching, sorting and complexity.

• Arrays
• Linked Lists
• +10

Software Testing

Testing fundamentals, levels, types, design techniques, defect management, automation and agile testing.

• Testing Basics
• Testing Levels
• +7

Software Engineering

SDLC models, requirements, design, UML, estimation, quality, Agile and DevOps.

• SDLC Models
• Requirements Engineering
• +6

Digital Electronics

Number codes, gates, Boolean algebra, combinational and sequential circuits, memories and converters.

• Number Systems and Codes
• Logic Gates
• +8

HR Interview

Common HR questions with what the interviewer is checking and a model answer you can adapt.

• Introduction and Background
• Strengths and Weaknesses
• +6

Technical Interview

Short-answer technical questions asked in fresher and experienced interviews.

• C Language Basics
• OOPs Concepts
• +10

Group Discussion

GD topics with points for and against, and how to perform well in a group discussion.

• GD Tips
• Technology Topics
• +4

General Knowledge

Static GK for competitive exams: history, geography, polity, economy, culture, sports, awards and more.

• Basic General Knowledge
• Indian History
• +14

General Science

Physics, chemistry, biology, the human body, instruments, units, space and environment.

• Physics
• Chemistry
• +6

Mechanical Engineering

Core mechanical engineering for GATE, ESE, PSU and placement tests.

• Engineering Mechanics
• Strength of Materials
• +10

Civil Engineering

Core civil engineering for GATE, ESE, PSU and state AE/JE exams.

• Building Materials
• Surveying
• +12

Electronics and Communication

Devices, analog circuits, networks, signals, communication, microprocessors, control and electromagnetics.

• Electronic Devices and Circuits
• Analog Electronics
• +8

Electrical Engineering

Circuits, machines, power systems, power electronics, measurements and protection.

• DC Circuits
• AC Fundamentals
• +10

Chemical Engineering

Process calculations, transport phenomena, thermodynamics, reaction engineering and process control.

• Process Calculations
• Fluid Mechanics
• +8

Computer Science Engineering

Theory of computation, compilers, computer organization, algorithms and discrete mathematics.

• Theory of Computation
• Compiler Design
• +4

Puzzles

Brain teasers: number and letter puzzles, clock puzzles and classic logic puzzles. Try Sudoku too.

• Number Puzzles
• Missing Letters Puzzles
• +3