Placement prep + AI for engineers
Evidence-led articles on aptitude, coding, company-specific test patterns, and AI roadmaps for Indian engineering students. 1019 articles published so far. India-context throughout.
Function Arguments in Python: 5 Types Explained
Learn all five Python argument types: positional, keyword, default, *args, and **kwargs, with code examples and the ordering rules that placement tests check.
Function Overloading in C: Why It Fails and What Works
C does not support function overloading natively. Learn why, and explore C11 _Generic, stdarg.h, and function pointers as the standard workarounds.
Function Prototype in C: K&R Style, ANSI Syntax, Header Files
Learn C prototype syntax: the ANSI form, the K&R legacy style, the void vs empty-parentheses trap, and how to structure header files correctly.
Functions in Python with Examples: Complete Guide
Learn to define, call, and use Python functions with examples covering parameters, return values, lambda, and recursion for placement interview prep.
GCD of Two Numbers: Iterative, Recursive, and Python
Learn three methods to find the GCD of two numbers: iterative loop, Euclidean algorithm, and Python's math.gcd, with code examples and complexity.
GGK Technologies Interview Questions: Freshers' Guide 2026
GGK Technologies interviews freshers in three stages: written test, technical round, and HR discussion. Questions, worked puzzles, and prep plan.
Word Usage Questions: 4 Strategies for Placement Tests
Identify incorrect word usage in placement tests with a four-step approach. Covers parts of speech shifts, idiomatic traps, and phrasal verb errors with worked examples.
HCL Recruitment 2026: Pattern, Key Topics and Company Overview
HCL Technologies recruitment process for freshers: company overview, online test pattern, topic-wise preparation guide, and 2026 salary bands.
Heap Sort in C, C++, and Java: Step-by-Step Guide
Heap sort runs O(n log n) in every case. Guide covers max-heap construction, heapify traced on a 6-element array, working C/C++/Java code, and complexity comparison.
HirePro ProGrads: Campus Hiring Process and Prep Guide
HirePro powers campus placement drives across India. Full guide to the ProGrads platform, test structure, section-wise prep, and what happens after the assessment.
Capgemini Interview Questions: Technical and HR Rounds (2026)
Capgemini's technical interview tests C, data structures, and a live coding task. Here are the most-asked questions across technical and HR rounds, with model answers.
HirePro Online Test Pattern and Syllabus: 2026 Update
Section-wise syllabus, updated test pattern, and prep strategy for HirePro's proctored online test. IT and non-IT branch breakdowns included.
How an MBA Helps Engineers Get Leadership Roles in India
An IIM or ISB MBA moves engineers from individual contributor to general manager. Here's the CAT/GMAT pathway, salary data, and what top programmes deliver.
Competitive Coding and Placements: Skills That Land Tech Jobs
Competitive coding builds the DSA fluency tech interviews test. Here is what transfers, which platforms to use, and how to build a visible record.
How to Ace the TCS Written Ability Test (WAT)
TCS WAT is a 10-minute keyword-constrained email or report exercise. Here's the format, scoring criteria, and a model answer to help you clear it.
How to Approach a Competitive Programming Question
A structured five-step approach to competitive programming questions: from reading constraints to testing edge cases, built for placement coding rounds.
How to Crack Verbal Ability in Placements: Part 2 Guide
Technique-level guide to reading comprehension, cloze passages, sentence correction patterns, and synonym strategy for TCS NQT, AMCAT, and Capgemini.
MBA or MCA: How to Pick the Right Specialization in 2026
A practical guide for engineering graduates deciding between MBA and MCA specializations, covering job roles, salary bands, TCS hiring tracks, and a decision framework.
Height of a Binary Tree: Recursive and Iterative Methods
Calculate binary tree height using recursive (O(h) stack) and iterative BFS (O(w) queue) methods in C++, with trace-through examples and complexity trade-offs.
String Length Without strlen() in C: 3 Placement-Ready Methods
Three C programs that find string length without strlen(): loop scan, pointer arithmetic, and recursion, with traced outputs for TCS NQT and AMCAT rounds.
Generate Binary Numbers 1 to N: Queue and Arithmetic Methods in Java
Two Java methods to generate binary numbers from 1 to N: arithmetic division and queue-BFS. Includes Java code, complexity analysis, and placement interview context.
Infosys Placement Prep: Priority Concepts and Most-Repeated Questions
Priority-ranked topic list for the Infosys online test, a 4-week study plan, and worked examples from the most-repeated question types across SE and SP tracks.
How to Get Placed in Top IT Companies: 2026 Roadmap
Three tiers of top IT companies, eligibility benchmarks, and a 12-month DSA-plus-build-project prep roadmap for Indian engineering students.
How to Introduce Yourself in an Interview
A structured framework for self-introduction in HR interviews, with sample scripts for engineering freshers and practical delivery tips.
Fast Multiplication Trick for Numbers 90 to 100
The base-100 subtraction trick multiplies two numbers between 90 and 100 in four steps. Includes algebraic proof, eight worked examples, and the carry case.
How to Prepare for AMCAT in 2 Days: Study Plan
A module-by-module AMCAT preparation plan for engineering students covering English, Quantitative Ability, and the optional CS section in a 48-hour schedule.
How to Reverse a String in Python: 5 Methods Explained
Five ways to reverse a string in Python: slicing, reversed(), loop, recursion, and word-by-word, with code, complexity, and placement-round tips.
IBM Number Series Questions: Types, Patterns and Examples
IBM's aptitude test has 18 number series questions in 38 minutes. Master 6 pattern types with worked examples and build strategy for IBM campus hiring.
IBM Placement Papers 2026: Test Pattern, BCT and Aptitude
IBM's placement process runs three stages: Business Communication Test, aptitude, and technical. 2026 test pattern, worked examples, and 4-week prep plan.
IBM Online Aptitude Test: 2026 Syllabus and Practice Questions
IBM's online aptitude test has three sections: number series, quantitative ability, and BCT. Full 2026 syllabus, topic breakdown, and worked practice questions.
IBM Recruitment Pattern 2026: Aptitude and Interview Questions
IBM campus recruitment covers four rounds: aptitude, coding, technical, and HR. 2026 test format, sample questions by section, and four-week prep plan.
IBM Recruitment Process 2026: Rounds, Eligibility, and Prep
IBM's campus selection covers three rounds: written aptitude test, technical interview, and HR discussion. Eligibility criteria, test pattern, and prep guide for 2026.
IBM Written Test Syllabus: Quantitative and Verbal Ability
IBM's written test covers Quantitative Aptitude, Number Series, and Verbal Ability. Full topic list, worked examples, and preparation approach.
IBM Online Written Test 2026: Full Pattern and Prep Guide
IBM's 2025-2026 campus test has four online assessment sections and two interview rounds. Pattern, eligibility, and prep advice for engineering freshers.
Natural Numbers, AP, GP and Means: Placement Aptitude Guide
Master the six core formulas for natural-number sums, arithmetic progressions, geometric progressions, and the AM-GM-HM inequality for placement aptitude.
Communication Skills for Placement: 8 Steps That Work
Eight specific steps to sharpen communication for group discussions, technical interviews, and HR rounds, with a practice plan that fits a college semester.
iNautix Recruitment Process 2026: Test Pattern & Overview
iNautix Technologies (BNY Mellon) campus hiring: 4-round process, online test sections, technical interview topics, and preparation strategy for freshers.
Infosys Off-Campus 2026: Apply Link, Syllabus and Prep Strategy
How to apply for Infosys off-campus drives in 2026, the test syllabus by section, and a preparation strategy for SE and SP track candidates.
Infosys Off-Campus 2026 Guide: TNSLPP, InfyTQ and Five Tracks
TNSLPP, the Anna University off-campus drive where Infosys once recruited, and what Tamil Nadu engineering students should use for Infosys applications in 2026.
Infosys Recruitment Pattern: 2026 Guide for Freshers
Eligibility criteria, the 100-minute test structure, three tracks from ₹3.6 LPA to ₹9.5 LPA, and proctoring rules for the Infosys recruitment process in 2026.
Infosys Recruitment Pattern, Key Topics, and 2026 Guide
Three-stage, three-track selection: SE ₹3.6 LPA, SP ₹6.5 LPA, PP ₹9.5 LPA. What Infosys's online test, technical round, and HR interview each test.
Infosys AU CUIC TNSLPP Drive: 2026 Off-Campus Guide for Freshers
The AU CUIC TNSLPP Infosys special drive ran for 2018 graduates and is not active today. Here is how InfyTQ and the Infosys careers portal replace it in 2026.
Infosys Written Test Pattern and HR Interview: 2026 Guide
Infosys 2026 written test covers three sections for SE freshers; SP and PP add a coding component. Full pattern, HR questions, and key changes this cycle.
InfyTQ Exam Pattern and Syllabus: Updated 2026 Guide
Complete 2026 guide to InfyTQ certification exam pattern, syllabus, and how clearing it routes you to Infosys SP track at ₹6.5 LPA.
Global and Static Variables in C: Initialization Rules
Global and static variables in C are zero-initialized by default. Learn storage-class rules, BSS vs. data segment, and placement MCQ patterns for TCS NQT and AMCAT.
Python In-Place Operator Functions: iadd, isub, imul and More
Python's operator module exposes iadd, isub, imul and 7 more in-place functions. Traced examples show what changes between mutable lists and immutable ints.
Intel Recruitment Process for Freshers: 2026 Guide
Four-round campus selection process, academic eligibility, branch requirements, and what the technical interview tests for Intel fresher roles in India.
Internal and External Linkage in C: With Code Examples
The static keyword restricts a C identifier to one translation unit; extern exposes it across files. Learn the rules, see the code, and know what interviewers test.
Get the AI Career Roadmap 2026 (free PDF)
2026 placement-drive AI patterns, project picks recruiters credit, and a prep timeline that fits beside aptitude and coding work.
Download the free PDF