PPSC Computer Science Full Book test With Answers

PPSC Computer Science Full Book test

Sr. # Questions Answers Choice
1 Which of the following is required when more than one person uses a central computer at the same time. Terminal Light pen Digitizers Mouse
2 Which of the following is used for manufacturing chips. Control bus Control unit Parity unit Semiconductor.
3 Which of the following terms is the most closely related to main memory. Non volatile Permanent Control unit Temporary
4 In which language a source program written. English Symbolic High level Temporary
5 The first digital computer built with IC chips was known as. IBM 709 Apple -1 IBM system 7360 VAX -10
6 When were the first mini computer built. 1965 1962 1972 1966
7 What was the name of the first commerciality available microprocessor chip. Intel 308 Intel 33 Intel 4004 Motorola 639
8 In which year was chip used inside the computer for the first time. 1964 1975 1999 1944
9 RATS stand for Regression analysis time series Regression analyses time sharing Real Analysis series All of above
10 CAD stands for computer aided design Computer algorithm for design Computer application in design All of the above
11 The magnetic storage chip used to provide non volatile direct access storage of data and that have no moving parts are known as. Magnetic core memory Magnetic tape memory Magnetic disk memory Magnetic bubble memory
12 A Factor which would strongly influence a business person to adopt a computer is its. Accuracy Rellability Speed All above
13 The ALU of a computer normally contains a number of high speed contains a number of high speed storage element called. Semiconductor memory Registers Hard disks Magnetic disk
14 The instructions for staring the computer are house on. Random access memory CD Rom Read only memory chip All of above
15 An application program that helps the user to change any number and immediately see the result of that change is. Desktop publishing program Database Spired sheet All of above
16 A computer consists of. A central processing unit A memory Input and output unit All of the above
17 The metal disks, which are permanently housed in sealed and contamination free containers are called. Hard Disks Floppy disk Winchester disk Flexible disk
18 The silicon chips used for data professing are called. RAM Chips ROM chips Micro processors PROM chips
19 A hybrid compouter Resembles digital computer Resembles analog computer Resembles both a digital and analog computer None of the above
20 A byte consists of One bit Four bits Eight bits Sixteen bits
21 The computer code for the interchange of information between terminals is. ASCII BCD EBCDIC All of above
22 Which is used for manufactruring chips Bus control unit Semiconductors A and b only
23 Which is considered a direct entry input device. Optical scanner Mouse and digitizer Light pen All of the above
24 EBCDIC can code up to how many different charcters. 256 16 32 64
25 The central processing unit CPU consists of Input output and processing. Control unit primary storage and secondary stroage Central unit arithmetic logic unit and primary storage Control unit processing and primary storage
26 Which of the following is not an input device. OCR Optical scanners Voice recognition device COM
27 The storage subsystem in a microcomputer consists mainly of or media with varying capacities. Memory or video Magnetic or optical Optical or memory Video or magnetic
28 Current SIMMs have either or connectore 9 or 32 30 or 70 28 or 72 30 or 72
29 An device is any device that provides information which is sent to the CPU Input Output CPU Memory
30 Which of the following processors use RISC technology. 486 dx Power PC 486 SX 6340
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