PPSC Computer Science Full Book test With Answers

PPSC Computer Science Full Book test

Sr. # Questions Answers Choice
1 A device that operates under the control of another device is called. Stem Slave Simulator Emulator
2 A plastic card similar to a credit card but having some memory and a microprocessor embedded with it is. Punched paper tape Chip card Card punch Magnetic tape
3 A method of implementing a memory management system is Buddy system Bridgeware Broadband coaxial system All of the above
4 A memory that is capable of determining whether a given datum is contained in one of its address is ROM PROM CAM RAM
5 A disk storage medium in the form of an assembly containing a single rigid magnetic disk permanently is Fixe disk Disk cartridge Card punch Card reader
6 Which of the following is form of semi conductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals. CAM RCM EPROM Abacus
7 Which of the following is an acronym for electronic delay storage automatic calculator. UNIVAC EDSAC EDVAC Abacus
8 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
9 Any method for controlling access to or use fo memory is known Memory map Memory protection Memory management Memory instruction
10 A set information that defines the status of resources allocated to a proces sis. Process control ALU Register unit Process description
11 An error in computer data is called. Chip Bug CPU Storage
12 A 32 bit micro processor has the word length equal to. 2 byte 32 byte 4 byte 8 byte
13 Which of the following memories has the shortest access times. Cache memory Magnetic bubble memory magnetic core memory RAM
14 Which of the following memories allows simultaneous read and write operations. ROM RAM EPROM NONE 284
15 Which of the following produces the best quality graphics reproduction. Laser printer Ink jet printer Plotter Dot matrix printer
16 Which of the printers used in conjunction with computers uses dry ink power. Daisy wheel printer Line printer Laser printer Thermal printer
17 The secondary storage device can only store data but they cannot perform Arithmetic Operation Logic operation Fatch operations Either of the above
18 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
19 Which was the most popular first generation computer. IBM 1650 1BM 360 IBM 1130 IBM 2700
20 Which of the following is a way to access secondary memory. Random access memory Action method Transfer method Density method
21 As compared to the secondary memory the primary memory of a computer is Large Cheap Fast Slow
22 The two major types of computer chips are External memory chip Primary memory chip Micro processor chip Both B and C
23 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
24 Magnetic tape can serve as Secondary storage media Output media Input Media All of the above
25 In the IBM PC-At what do the words AT stand for Additional terminals Advance technology Applied technology Advance terminology
26 The personal computer industry was started by IBM Apple HCl Compa
27 Which of the following printing devices an output composed of a series of data. Wire matrix printer Brand Pinter Wang image printer Both a and C
28 Which of the following printers are you sure will not be use if your objective is to print on multi carbon forms. Daisy wheel Dot matrix Laser Thimble
29 To produce high quality graphics in color you would want to use a RGB monitor Plotter Ink jet pointer Laser printer
30 Which of the following used only for data entry and storage and never for processing. Mouse dumb terminal Micro computer Dedicated data entry system
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