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 is an acronym for electronic delay storage automatic calculator. UNIVAC EDSAC EDVAC Abacus
2 A type of core store that has a lower access time than the devices used for working store int he same processor is known as Core memory Buffer Fast core Address register
3 Any method for controlling access to or use fo memory is known Memory map Memory protection Memory management Memory instruction
4 A set information that defines the status of resources allocated to a proces sis. Process control ALU Register unit Process description
5 An error in computer data is called. Chip Bug CPU Storage
6 A 32 bit micro processor has the word length equal to. 2 byte 32 byte 4 byte 8 byte
7 Which of the following memories has the shortest access times. Cache memory Magnetic bubble memory magnetic core memory RAM
8 Which of the following memories allows simultaneous read and write operations. ROM RAM EPROM NONE 284
9 Which of the following produces the best quality graphics reproduction. Laser printer Ink jet printer Plotter Dot matrix printer
10 Which of the printers used in conjunction with computers uses dry ink power. Daisy wheel printer Line printer Laser printer Thermal printer
11 The secondary storage device can only store data but they cannot perform Arithmetic Operation Logic operation Fatch operations Either of the above
12 What is the responsibility of the logical unit in the CPU of a computer. To produce result To compare numbers To control flow of information To do math's works
13 Which was the most popular first generation computer. IBM 1650 1BM 360 IBM 1130 IBM 2700
14 Which of the following is a way to access secondary memory. Random access memory Action method Transfer method Density method
15 As compared to the secondary memory the primary memory of a computer is Large Cheap Fast Slow
16 The two major types of computer chips are External memory chip Primary memory chip Micro processor chip Both B and C
17 If in a computer 16 bits are used to specify address in a RAM, the number of addresses will be 216 65.536 64 K Any above
18 Magnetic tape can serve as Secondary storage media Output media Input Media All of the above
19 In the IBM PC-At what do the words AT stand for Additional terminals Advance technology Applied technology Advance terminology
20 The personal computer industry was started by IBM Apple HCl Compa
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