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Hassan
1.The computers that we use are digital whereas we live in an analog world which means that we have to translate analog data into digital data. What is the name of the circuit which helps us in this conversion?
A. D/A converter
B. A/D converter
C. Voice recognition
D. D/A converter
2.What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?
A. Laser card
B. Master card
C. Visa
D. Laser card
3.In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
A. 1820
B. 1860
C. 1855
D. 1820
4.Which of the following is used to check for errors in RAM chips?
A. ROM chip
B. Microprocessor chip
C. Parity chip
D. ROM chip
5.Which of the following is not an alternative name for primary memory?
A. Main memory
B. Primary storage
C. Internal storage
D. Main memory
6.The first movie with terrific computer animation and graphics was released in 1982. What was its name?
A. Star Wars
B. Tron
C. Forbidden Planet
D. Star Wars
7.While buying a PC system, you should first
A. shop for application programs
B. identify your hardware components
C. define your computing needs
D. shop for application programs
8.An AND gate
A. implements logic addition
B. is equivalent to a series switching circuit
C. is an any-or all gate
D. implements logic addition
9.Which of the following is true?
A. Fields are composed of bytes
B. Files are composed of records
C. Fields are composed of characters
D. Fields are composed of bytes
10.CD-ROM is a
A. Semiconductor memory
B. Memory register
C. Magnetic memory
D. Semiconductor memory
11.A modern digital computer has
A. extremely high speed
B. large memory
C. almost unlimited accuracy
D. extremely high speed
12.The disk concept for reducing time lost from rotational delay is:
A. fixed block addressing
B. cylinder, track, sector data
C. staggered addressing
D. fixed block addressing
13.What is meant by computer literacy?
A. Knowing what a computer can and cannot do
B. Ability to write computer programs
C. Knowing computer related vocabulary
D. Knowing what a computer can and cannot do
14.Data System management has long-term viability as a separate business function because
A. It requires much technical knowledge
B. It requires large investments
C. Specialists in data systems cannot be integrated into a marketing or manufacturing organization
D. It requires much technical knowledge
15.Pick out the wrong statement.
A. Information stored in RAM can be changed by over writing it
B. Information stored in ROM cannot be changed by overwriting
C. Information can be stored in any location of RAM
D. Information stored in RAM can be changed by over writing it
16.Everything computer does is controlled by its
A. RAM
B. ROM
C. CPU
D. RAM
17.Which of the following is a non-impact printer?
A. Daisy wheel printer
B. Drum printer
C. Laser printer
D. Daisy wheel printer
18.In virtual storage, program segments stored on disk during processing are called:
A. tracks
B. blocks
C. pages
D. tracks
19.Which of the following is usually a special one-time operation that must be completed over a limited time period?
A. Batch
B. Patch
C. Project
D. Batch
20.A device or system not directly connected to the CPU is
A. On-line
B. Keyboard
C. Memory
D. On-line
21.The microprocessor of a computer cannot operate on any information if that information is not in its.
A. secondary storage
B. main storage
C. ALU
D. secondary storage
22.A device which converts human readable data into machine language is
A. Card reader
B. Card punch
C. Punched paper tape
D. Card reader
23.What digits are representative of all binary numbers?
A. 0
B. 1
C. Both (a) and (b)
D. 0
24.What is the name of the chip which has more than once processor on it?
A. Parallel chip
B. Multi-processor chip
C. Transputer
D. Parallel chip
25.Which of the following is a set of general purpose internal registers?
A. stack
B. scratch pad
C. accumulator
D. stack
26.A family of polynomial block codes designed to correct burst errors is known as
A. Bar codes
B. Gray codes
C. Fire codes
D. Bar codes
27.To produce high-quality graphics (hardcopy) in color, you would want to use a(n)
A. RGB monitor
B. plotter
C. ink-jet printer
D. RGB monitor
28.The computer code for the interchange of information between terminals is
A. ASCII
B. BCD
C. EBCDIC
D. ASCII
29.Which of the following is required when more than one person uses a central computer at the same time?
A. terminal
B. light pen
C. digitizer
D. terminal
30.Which is not necessary when using bar codes in supermarkets?
A. Point-of sale (POS) terminal
B. Check digit on the bar code
C. Price on the shelf
D. Point-of sale (POS) terminal
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