Assignment Computer Fundamentals 353238

Computer Science (083)

Assignment: Computer Overview CLASS XI : (2013-14)

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Questions ‘Hardware is of no use without software and software cannot be used without Hardware.’ Explain. How can the software be classified? Name at least one software in each of the Categories. What is an operating system? Write names of any two popular operating System. Explain the major functions of an operating system. What is the purpose of a language processor? Differentiate between: (i) An interpreter and a compiler. (ii) Time Sharing and Real Time Operating System What is word processing? Discuss the purpose of word processing software. What is the difference between an Open source Software and a Freeware. Give two examples of each. How are Freeware and Free Software different? Draw block diagram of a computer system showing its basic units. Also give functions of each unit briefly. Differentiate between Interpreter, compiler and assembler. Give one example each for the following: (a) Antivirus software (d) Proprietary Software (b)Compression software (e) Application Software (c) Open source OS (f) Mobile OS Give two examples of utility software. Differentiate between RAM and ROM Write short note on : (a) Cache Memory (b)Blue ray disc (c) Pen drive (d)Blue Tooth technology Give full forms of : (a) BOSS (d) ISCII (g) RISC (b)PROM (e) UNICODE (h) EPIC (c) ASCII (f) CISC Convert the numbers as indicated: (a) (452) base 10 = ( ? ) base 2 (b) (72) base 10 = ( ? ) base 8 (c) (5AC2) base 16 = ( ? ) base 2 (d) (0.65) base 10 = ( ? ) base 2

By Nita Arora, PGT Comp. Sc.

Computer Science (083)

By Nita Arora, PGT Comp. Sc.

Assignment: Computer Overview