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Hassan
1.The language that the computer can understand and execute is called
A. Machine language
B. Application software
C. System program
D. Machine language
2.Design qualifications do not normally include
A. Output requirements
B. Input and storage requirements
C. Control provisions
D. Output requirements
3.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.
A. CAM
B. ROM
C. EAROM
D. CAM
4.The basic components of a modern digital computer are :
A. Input device
B. Output device
C. Central processor
D. Input device
5.What does that acronym EGA stand for?
A. Enhanced Graphics Array
B. Extended Graphics Array
C. Monochrome Graphics Adapter
D. Enhanced Graphics Array
6.A beam of light used to record and retrieve data on optical disks is known as
A. polarized light
B. unpolarized concentric light
C. laser
D. polarized light
7.Punched-card equipment was first introduced in Britain in 1904 by a small company. What was the name of that company?
A. The Tabulator Ltd.
B. Tabulator Machine Company
C. International Business Machines (IBM)
D. The Tabulator Ltd.
8.The computer translates the condition of each switch to a number. What number is represented by the ON state?
A. 7
B. 3.75
C. 1
D. 7
9.A disk with usable recording surfaces on each side is known as
A. Hard disk
B. Single-sided disk
C. Double-sided disk
D. Hard disk
10.What is a portion of memory that serves as a temporary repository for data as it waits for a given action?
A. Memory Pool
B. Cache
C. Processor
D. Memory Pool
11.In serial, asynchronous transmissions, the ____ bit is used to signal the end of the character within the data frame.
A. start
B. stop
C. parity
D. start
12.Which is the acronym for Algol extended for design.
A. AFIPS
B. ADP
C. AED
D. AFIPS
13.Which of the following are often used to ensure that data has been accurately input to the computer?
A. digitizers
B. light pens
C. keyboards
D. digitizers
14.An input device that converts data punched into paper lape into a binary format is
A. Page reader
B. Paper tape punch
C. Paper tape reader
D. Page reader
15.A computer will function only if it
A. has a control unit
B. is given input data
C. has a program in its memory
D. has a control unit
16.A memory in which the information is stored last is on top & is retrieved first is known as
A. PROM
B. Buffer
C. Stack
D. PROM
17.Regarding a VDU, which statement is more correct?
A. It is an output device
B. It is an input device
C. It is a peripheral device
D. It is an output device
18.Plotter accuracy is measured in terms of repeatability and
A. buffer size
B. resolution
C. vertical dimension
D. buffer size
19.The minimum time delay required between the initiation of two successive memory operations is known as
A. memory cycle time
B. memory access time
C. transmission time
D. memory cycle time
20.Which of the following terms describe 1024 kilobytes?
A. Kilobyte
B. Megabyte
C. Gigabyte
D. Kilobyte
21.The flow and timing to data to and from the microprocessor is regulated by
A. control pins
B. address pins
C. data pins
D. control pins
22.The total number of messages handled by a computerized telephone system on a daily basis is an example of:
A. Frequency
B. Updating
C. Volume
D. Frequency
23.An internal storage consisting of arrays of small rings of magnetic material called ferrite is
A. Magnetic tape
B. Magnetic core
C. Magnetic disk
D. Magnetic tape
24.In the language of the computer profession, one thousand position of main storage is represented with the letter
A. K
B. L
C. M
D. K
25.Which of the following processor is software that accepts user ideas, manipulates and reorganises them in user-specified ways and then produces a refined model of those thoughts.
A. Distribute
B. Out-line
C. Multi
D. Distribute
26.The control of the jobs running within a system is
A. Job monitoring
B. Job stream
C. Job min
D. Job monitoring
27.Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
A. Local area network
B. Modem
C. Base band networking
D. Local area network
28.The most popular language for interactive use is
A. COBOL
B. PASCAL
C. BASIC
D. COBOL
29.An error in computer data is called
A. Chip
B. Bug
C. CPU
D. Chip
30.Any piece of equipment forming an interface to a data communication system is
A. DTE
B. DTA
C. CSA
D. DTE
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