EMRS Computer Science Syllabus For ESSE 2025 Tier-2 Examination TGT Computer Science Computer Systems and Organisation • Basic Computer Organisation: Introduction t o computer system, hardware, software , input device, output device, CPU, memory (primary, cache and secondary), u n i t s of memory (Bit, Byte, KB, MB, GB, TB, PB), Overview of computer memory systems, including semiconductor main memory and cache memory, Advanced DRAM organization and memory hierarchy • Types of software: system software (operating systems, system utilities, device drivers), programming tools and language translators (assembler, compiler & interpreter), application software • Operating system (OS): functions of operating system, OS user interface • Boolean logic: NOT, AND, OR, NAND, N O R, XOR, truth table, De Morgan’s laws and logic circuits • Number system: Binary, Octal, Decimal and Hexadecimal number system; conversion between number systems. • Encoding schemes: ASCII, ISCII and UNICODE (UTF8...
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