React and Redux

The C Language or Python course is a good starting point, as both cover programming from basic to advanced concepts. C gives you a grounding in how programming works at a lower level, while Python is often considered easier to pick up first — either works as a foundation before moving into DSA Using Java or Coding For Placements.

KnowledgeGate's placement preparation spans the full drive: a TCS track for TCS's hiring exams, a Company Specific track for exams run by Infosys, Wipro, Accenture, Cognizant, Capgemini, LTI Mindtree, Deloitte and Hexaware, an IT Recruitment Exams track for AMCAT, CoCubes, eLitmus and CDAC C-CAT, plus standalone Aptitude and Resume & Interview courses. You can pick the track that matches the stage or exam you are preparing for.

Computer Science Fundamentals for Placements bundles the six core subjects recruiters ask about most, including DBMS, Operating Systems and Computer Networks, into one course, so you can prepare for interview questions across these areas together. The course is taught by Sanchit Sir and works well both as a first structured pass through these subjects and as focused revision closer to placement season.

This category includes dedicated courses in C, C++, Java and Python, each covering concepts from basic to advanced level. Alongside these, there are placement-focused programmes — DSA Using Java and Coding For Placements — which build on language fundamentals and apply them to data structures, algorithms and the kind of coding and MCQ questions asked in placement drives and technical interviews.

The course is built around core computer science subjects generally rather than one specific university's syllabus, so it works as a general foundational-to-advanced route through CS concepts that overlap with most semester exam patterns. Since it is not mapped to any single university's exact syllabus, it is worth cross-checking the topics covered against your own semester schedule before relying on it as your sole study resource.

The course is taught by Sanchit Sir and is built specifically around the core computer science subjects that come up most often in campus placement interview rounds, including DBMS, Operating Systems and Computer Networks. It bundles these subjects into a single course so you can prepare for interviews across all of them together rather than through separate resources.

You can start working on your resume and interview skills at any point, but most students take this course once they are close to or past the written round of a drive, when interview and HR rounds are the immediate next step.

If you are not sure which company's drive you will appear for, start with the Aptitude track, since quantitative aptitude, logical reasoning and verbal ability are tested across most placement and recruitment exams. Once you know which company or exam you are targeting, move to the matching Company Specific, TCS or IT Recruitment Exams course for exam-specific practice.

Both, depending on which exam you pick. Semester/College, built around ZERO TO HERO, is oriented toward university semester exam preparation, while Placement, built around Sanchit Sir's Computer Science Fundamentals for Placements, is oriented toward campus placement interview preparation. ZERO TO HERO takes learners from foundational to advanced-level topics, while the placement course bundles the subjects recruiters ask about most into one place.

Yes, some prior familiarity with programming is useful before taking the MERN Stack or AI course, since both build toward practical, project-oriented skills. If you are completely new to coding, starting with a language course such as C, Java or Python under Coding & DSA first can help.