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GATE
COMPUTER SCIENCE & INFORMATION TECHNOLOGY
– IMPORTANT TOPICS
[2023-2024]
GATE Important Topics – CS & IT – Here in this article we are listing some very important topics to prepare for your upcoming GATE exam.
The list is prepared for Computer Science & Information Technology stream only. This list is prepared on the basis of the analysis from the past 10 years GATE questions papers.
Contents
GATE 2025 Highlights
| GATE 2025 Conducting Body | IIT, Roorkee |
| GATE 2025 Exam Date | 1, 2, 8, 9 February, 2025 |
| GATE 2025 Total Subjects | 30 |
| GATE 2025 Exam Mode | ONLINE Computer Based Test (CBT) |
| GATE 2025 Exam Duration | 3 hours (180 minutes) |
| GATE 2025 Total Questions | 10 (GA) + 55 (subject)= 65 |
| GATE 2025 Total Marks | 100 |
| GATE 2025 Question Type | MCQ, MSQ, NAT |
Here we are listing the important topics from each subject mentioned in the GATE Computer Science & Information Technology syllabus.
Candidates need to focus on every key topic of each subject from GATE exam point of view which are as written below :
GATE 2023 Important Topics – CS & IT
| S.No. | Subject | Important Topics |
| 1. | Digital Logic | Logic Gates |
| Number System | ||
| Sequential Circuits | ||
| Combinational Circuits | ||
| Minimization of Boolean Expressions | ||
| 2. | Computer Organization and Architecture | Pipelining |
| Addressing Modes | ||
| I/O Data Transfer | ||
| Cache Organization | ||
| Number Representation | ||
| 3. | Programming and Data Structures | Queue |
| Trees | ||
| Graphs | ||
| Stacks | ||
| Recursive Programs | ||
| 4. | Algorithms | Heaps |
| Graph Algorithms | ||
| Sorting Algorithms | ||
| Algorithm Analysis | ||
| Divide and Conquer & Greedy Algorithms | ||
| 5. | Theory of Computation | DFA |
| Undecidability | ||
| Regular Languages | ||
| Closure Properties | ||
| Regular Expressions | ||
| 6. | Compiler Design | LR Parsers |
| LL(1) Parser | ||
| Predictive Parser | ||
| Lexical Analysis and Syntax Analysis | ||
| Intermediate code Generation & its purpose | ||
| 7. | Operating Systems | Virtual Memory |
| CPU Scheduling Algorithms | ||
| Techniques of Memory Management | ||
| Implementation issues of File system design | ||
| Synchronization Mechanisms, Concurrency in IPC environment | ||
| 8. | DBMS (Database Management Systems) | SQL Queries |
| Transactions | ||
| Normalizations | ||
| Serializability | ||
| Relational Algebra | ||
| 9. | Computer Networks | TCP/UDP |
| Ethernet | ||
| IPV4/IPV6 | ||
| Sliding Window Protocol | ||
| Encryption and Decryption Algorithms | ||
| 10. | Engineering Mathematics | Relations |
| Eigenvalues | ||
| Matrix Determinant | ||
| Conditional Probability | ||
| Propositional Logic and Predicate Logic |
Here in the above table we have listed few important topics for Computer Science & Information Technology (CS & IT) branch.
Candidates can also analyse important topics from previous years GATE papers. Although this technique will take time but GATE 2024 aspirants can use this technique for their GATE 2024 exam preparation.
By preparing in a well planned manner and by solving previous papers GATE aspirants can get good score in GATE exam.
GATE Computer Science & Information Technology Important Topics FAQs
What are the topics included in the GATE CS & IT Syllabus?
There are 9 main topics in GATE CS & IT Syllabus:
Engineering Mathematics,
Algorithms,
Theory of Computation,
Digital Logic,
Algorithms,
DBMS (Database Management Systems),
Compiler Design,
Computer Networks,
Programming and Data Structures.
Which topics had more GATE CS & IT Subject wise Weightage in the past few years?
The topics which had more GATE CS & IT Subject wise Weightage in the recent years are:
Digital Logic,
Algorithms,
DBMS (Database Management Systems),
Programming and Data Structures.
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