PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test With Answers

PPSC Computer Science Chapter 1 Basic Computer Knowledge Online Test

Sr. # Questions Answers Choice
1 Which of the following are the two main components of the CPU. Control unit and registers Registers and main memory Control unit and ALU ALU and bus
2 In 1830 Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris exhibition in which year was it exhibition. 1820 1855 1870 1860
3 The first firm ot mass market a microcomputer as a personal computer was. IBM Sperry Univac Data general corporation Radio shack
4 An IBM system/38 represents the computer class of. Small scale computer Medium scale computer Large scale computer Super computer
5 A characteristic of card system is. Slowness in processing data Using cards as record of transactions Needing a larger DP staff All of the above
6 In the third generation of computers. Distributed data processing first became popular An operating system was first developed High level prcedu 7 ral language were firs used. On line real time system first became popular
7 In a punched cant system, data is processed by a Keypunch machine sorter and posting machine Accounting machine posting machine, and billing machine Accounting machine keypunch machine and sorter Sorter posting machine and billing machine
8 A modern electronic computer is a machine that is meant for Doing uick mathematical calculations Input storage manipulation and outputting of data Electronic data processing Performing repetitive tasks accurately
9 The proper definition of a modern digital computer is. An electronic automated machine that can solve problems involving words and numbers A more sophistic and modified electronic pocket calculator Any machine that can perform mathmatics operations A machine that works on binary code
10 IBM 7000 digital computer. Belongs to second generation Uses VLSI Employs semiconductor memory Has modular constructions
11 One computer that is not considered a portable is. Minicomputer laptop computer Notebook computer All of above
12 The process of starting a or restarting a computer system by loading instructions form a secondary storage device into the computer memory is called. Duping Booting Padding CPS
13 A term associated with the comparison of processing speeds of different computer system is. EFTS MPG MIPS CPS
14 Which of the following require large computers memory. Imaging Graphics Voice All above
15 Most of the inexpensive personal computers do not have only disk or diskette drive. What is the name of such computes. Home computers Diskless computers Dedicated computer General purpose computers
16 Who is credited with the idea of using punch cards to control patterns in a waving machine. Pascal Jauard Hollerith Babbage
17 The digital computer was developed primarily in USSR JAPAN USA UK
18 The first electronic general purpose digital computer built by Mauchly and Eckert called ENIA did not work on the stored program principle How many numbers could it store in its internal memory. 100 20 40 80
19 Today's computer gain IBM was earlier known by different name which was changes in 1924. What was that name. Tabulator Machine co Computer Tabulating Recording Co The tabulator Ltd. International Computer Ltd.
20 When did IBM introduce the 20286 based PC/AT. 1982 1984 1985 1989
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