Computer Science and Information Technology (CS) Syllabus – Updated Full Guide
Preparing for GATE CS or a Computer Science degree? Here's the complete and easy-to-read syllabus of Computer Science and Information Technology (CS)..
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| Gate 2026 Computer Science & Engineering or Information Technology Exam Syllabus |
Section 1: Engineering Mathematics
- Discrete Mathematics: Logic, Sets, Relations, Lattices, Graph Theory, Combinatorics
- Linear Algebra: Matrices, Determinants, Linear equations, Eigenvalues, LU Decomposition
- Calculus: Limits, Differentiability, Maxima & Minima, Integration
- Probability & Statistics: Distributions (Normal, Poisson, etc.), Bayes theorem, Mean, Median
Section 2: Digital Logic
- Boolean Algebra, Logic Gates
- Combinational and Sequential Circuits
- Minimization, Number Systems, Fixed and Floating Point Arithmetic
Section 3: Computer Organization and Architecture
- Machine Instructions, Addressing Modes
- ALU, Data Path, Control Unit
- Pipelining, Hazards
- Memory Hierarchy: Cache, RAM, Secondary Storage
- I/O Interface: Interrupt, DMA
Section 4: Programming and Data Structures
- C Programming, Recursion
- Arrays, Linked Lists, Stacks, Queues
- Trees, BSTs, Heaps, Graphs
Section 5: Algorithms
- Searching, Sorting, Hashing
- Time and Space Complexity, Big O
- Greedy, DP, Divide-and-Conquer Techniques
- Graph Algorithms: DFS, BFS, MST, Shortest Path
Section 6: Theory of Computation
- Finite Automata, Regular Expressions
- Context-Free Grammar, Push-Down Automata
- Turing Machines, Decidability, Pumping Lemma
Section 7: Compiler Design
- Lexical Analysis, Parsing
- Syntax-Directed Translation
- Runtime Environment, Intermediate Code
- Optimization: Constant Propagation, Liveness, Common Subexpressions
Section 8: Operating System
- Processes, Threads, System Calls
- IPC, Concurrency, Deadlocks
- Scheduling, Memory Management, Virtual Memory
- File Systems and Disk Management
Section 9: Databases
- ER Model, Relational Model
- SQL, Relational Algebra, Tuple Calculus
- Normalization, Indexing (B/B+ Trees)
- Transactions, Concurrency Control
Section 10: Computer Networks
- OSI and TCP/IP Layers
- Switching Techniques: Packet, Circuit
- Data Link: Framing, MAC, Ethernet
- Routing: Shortest Path, Link State, Distance Vector
- IPv4, CIDR, NAT, ARP, DHCP, ICMP
- Transport: TCP/UDP, Sockets, Flow and Congestion Control
- Application: DNS, HTTP, FTP, Email, SMTP
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FAQs – Computer Science and Information Technology (CS) Syllabus
Q1: Is this syllabus relevant for GATE CS 2025?
Yes, this syllabus includes all subjects covered in the latest GATE CS exam pattern.
Q2: Can beginners use this syllabus to plan their study?
Absolutely. It's structured for easy understanding with each section broken down clearly.
Q3: Is knowledge of programming mandatory?
Yes, especially C programming and data structures are essential for most computer science exams.
Q4: What are the key topics to prioritize?
Start with Data Structures, Algorithms, Operating Systems, and Databases for a strong foundation.
