TPSC Assistant Technical Officer (ATO) Paper 2 syllabus 2026

14 sections. Tap one to read what it covers.

• Probability and Statistics

  Random variables. Uniform, normal, exponential, Poisson and binomial distributions. Mean, median, mode and standard deviation. Conditional probability and Bayes theorem.

• Digital Logic

  Boolean algebra, combinational and sequential circuits, minimization, number representations and computer arithmetic (fixed and floating point).

• Computer Organization and Architecture

  Machine instructions and addressing modes, ALU, data path and control unit. Instruction pipelining, pipeline hazards. Memory hierarchy: cache, main memory and secondary storage; I/O interface (interrupt and DMA mode).

• Analog and Digital Communication

  Autocorrelation and power spectral density, white noise, AM and FM, superheterodyne receivers, information theory, entropy and channel capacity, PCM, DPCM, ASK, PSK, FSK, QAM, MAP and ML decoding, matched filter, bandwidth, SNR and BER, error correction and Hamming codes, synchronization, inter-symbol interference, TDMA, FDMA and CDMA.

• Data Structures and Programming

  Arrays, stacks, queues, linked lists, trees, binary search trees, binary heaps, graphs. Programming in C, C++, Java. Recursion.

• Algorithms

  Searching, sorting, hashing. Asymptotic worst-case time and space complexity. Greedy, dynamic programming, divide and conquer. Graph traversals, minimum spanning trees, shortest paths.

• Compiler Design

  Lexical analysis, parsing, syntax-directed translation. Runtime environments. Intermediate code generation. Local optimization, data flow analyses: constant propagation, liveness analysis, common subexpression elimination.

• Operating System

  System calls, processes, threads, inter-process communication, concurrency and synchronization. Deadlock. CPU and I/O scheduling. Memory management and virtual memory. File systems.

• Databases

  ER model. Relational model: relational algebra, tuple calculus, SQL. Integrity constraints, normal forms. File organization, indexing (B and B+ trees). Transactions and concurrency control.

• Information Systems and Software Engineering

  Information gathering, requirement and feasibility analysis, data flow diagrams, process specifications, input/output design, process life cycle, planning and managing the project, design, coding, testing, implementation, maintenance.

• Computer Networks

  OSI and TCP/IP stacks; packet, circuit and virtual circuit switching; data link layer: framing, error detection, MAC, Ethernet bridging; routing: shortest path, flooding, distance vector and link state; fragmentation and IPv4 addressing, CIDR; ARP, DHCP, ICMP, NAT; transport layer: flow and congestion control, UDP, TCP, sockets; DNS, SMTP, HTTP, FTP, email.

• Web Technologies

  HTML5, CSS3, XML, client-server computing, web server, proxy server, web application development, MVC architecture, web services, frontend technologies.

• Cyber Security and Emerging Technologies

  Secure programming techniques, OWASP top 10 vulnerabilities, concepts of IoT, blockchain, AI.

• Cloud Technology

  Cloud computing, compute, network and storage management technologies, edge computing.