ECAT Computer Science Online Test With Answers

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ECAT Computer Science Online Test

Sr. # Questions Answers Choice
1 Another name of main memory is : Secondary memory Primary storage Permanent Memory None
2 _________ is not a hardware component. Input device Secondary Storage Processor Operating system
3 Computer is a combination of: Software Hardware Both A and B None
4 __________key is used to change lowercase letters mode to uppercase and vice versa. Alt Enter Ctrl Caps Lock
5 ______is not an example of input device. Speaker Scaner Mouse Digital Camera
6 _________is input device. Keyboard Touchpad Microphone All
7 The device drive is an example of : Application software System software Freeware Shareware
8 _________is secondary device Hard Disk drive CD-ROM drive Tape drive All
9 Is Secondary storage device CD-ROM ROM Cache RAM
10 CPU stand for: Control Program Unit Central Processing Unit Central Programming Unit Centre Product unit
11 An inkiet pirnter is an example of a(n): LASER printer Impact Printer COM printer NON-Impact Printer
12 _________ is not an application software internet Device drive Games Multimedia software
13 __________is an example of packaged software MS word Front page MS-Access All
14 ________ is a category software application software system software both a and b none of these
15 An electronic device that accepts. process data and produces information is called input devices computer output devices operating system
16 Data processing is also called : Data computing Information technology Information system Calculating
17 Collection of raw facts and fiaures is called : Information Processing Data Output
18 The name for the screen clarity is : Resolution LCD Discrete Pixel
19 A collection of related fields in data organizing is called group register file record
20 Real time system are effective in process control process transactions by means of direct-access devices process data in manner similar to batch-access devices are not possible to achieve control
21 Simulation is a process in which computer is used to control a process computer gather data for later processing full capacity of the system is utilized the computer system and program are used to produce actions similars to those in a real physical system
22 A 64 K-bit word computer has 64 x 1000 bits 64 x 1012 bits 64 x 1020 bits 64 x 1024 bits
23 Debug is a term denoting error correction process writing of instruction in developing a new program fault detection in equipment determine useful life
24 An interfact is basically a component that test the system corrects the errors in program allows two incompatible entities with one another enhances the capability of a system/equipment
25 The term 'baud' is a measure of the speed at which data travels over a communications line capacity of memory error detection/correction capability of computer system instruction execution time
26 Storage of 1K means that it has following number of storage locations 1000 964 1024 1032
27 Real time computing is possible because of the following number of storage locations storage capability high speed accuracy versatility
28 Micro processor is based on thermionic values transistors integrated circuits single integrated circuit or chip
29 Which of the following is the example of sequential circuit flip-flop counter shift register accumulator
30 The correct processing unit is operated from the control panel is controlled by the auxiliary storage unit is controlled by input as it enters the system controls all input,output, and processing
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