NOTE: Attempt Six questions In all. Questions No. 1 is Compulsory. Select Two questions from Section ‘A’ and Two questions from Section ‘B’.
(i) ——- is called the founder of the modern computer:
(ii) Set of instructions is called ————.
(iii) Registers are ———— memory.
(iv) Data is fed to the computer through ———- devices.
(v) 1 KB = ——- Bytes.
(i) CPU is the· abbreviation of Computer Programming Unit
(ii) Bit is the abbreviation of binary digit.
(iii) The changed form of any source program in machine language code is called object program.
(iv) A computer is an electronic machine which when start continues to work without any interruption.
(v) Floppy disk works faster than a hard disk.
(i) The base of the octal number system is——–. (2, 8, 10, 16)
(ii) Laser printer and Inkjet printer are examples of——. (Line printer, Impact printer, Non-Impact printer)
(iii) The data which consists of the whole number is known as —–. (real, integer, fixed point, string)
(iv) The thermometer is kind of——- Computer. (Analog, Digital, Hybrid, Scientific)
(v) ———- is a pointing device. (Joystick, trackball, scanner)
2.(a)Write the characteristics of 3 generations of computer briefly. (03)
(b) Differentiate between Hardware and Software. (04)
(c) What is the purpose of Data Bus, Address bus, and Control Bus? (03)
3.(a) Define programming language and state its types. (05)
(b) What is the difference between a Compiler and interpreter?
(c) Differentiate between the Serial Port and Parallel port.
4.(a) Define an Input Device and describe Mouse & Lightpen.
(b) Describe Impact & Non-Impact printers. Give examples.
5 .(a) Convert the given binary numbers to their decimal equivalents:- (i)1101 (ii) 10110 (iii) 110101 (iv) 10001
(b) Convert the given decimal numbers to their binary equivalents:- (i) 79 (ii) 167 (iii) 256 (iv) 1023
(c) Convert the decimal numbers 876 into Octal and Hexadecimal system.
6.(a) Define Data and briefly state its kinds. (05)
(b) What is Boolean Algebra? (02)
(c) Construct the following Truth Table of De Morgan’s theorem and check it:- XY = X+ Y (03)
7.(a) Define a Backing storage Device & describe two of them
(b) Define a dual purpose device. Describe Disk Drive and CD Writer. (05)
8.(a) Define CPU. How many parts of a CPU are there? Describe any two of them with the help of a labeled diagram. (05)
(b) What is the difference between Dos and Windows operating system? (05)
9. Write short notes on any Five of the following:- (10)
(i) Number System
(ii) Windows Explorer
(vi) Hybrid Computer
(viii) Control Panel