1. Touchpads are
particularly popular with microcomputer users who cannot
(a) read
(b) type
(c) see
(d) hear
(e) None of these
Ans : (b)
2. A trackball is
manipulated by
(a) palm
(b) foot
(c) fingers
(d) sound
(e) None of these
Ans : (a)
3. The function of
CPU is
(a) to provide a hard copy
(b) to read, interpret and process the information and instruction
(c) to communicate with the operator
(d) to provide external storage of text
(e) None of these
Ans : (b)
4. Which one of the
following is termed a combination input-output device?
(a) VDT
(b) Keyboard
(c) Printer
(d) Laser Jet
(e) None of these
Ans : (a)
5. The barcode which
is used on all types of items, is read by a scanning device directly into the
computer. What is the name of this scanning device?
(a) Laser Scanner
(b) Wand
(c) OCR
(d) MICR
(e) None of these
Ans : (a)
6. The optical
technique that uses lasers is
(a) photodigital storage
(b) EBAM storage
(c) CCD storage
(d) cryogenic storage
(e) None of these
Ans : (a)
7. The disadvantages
of a direct access file is
(a) the delay in computing the storage address
(b) duplication of address locations
(c) unused, hut available, storage locations
(d) All of these
(e) None of these
Ans : (d)
8. A complete set of
programs for one specific data processing application is called
(a) utility application
(b) canned program
(c) program package
(d) both (b) and (c)
(e) None of these
Ans : (c)
9. A computer-controlled
device for training exercises that duplicates the work environment is a
(a) simulator
(b) duplicator
(c) trainer
(d) COM device
(e) None of these
Ans : (a)
10. An advantage of
overlapped processing activities is
(a) more effective use of the CPU
(b) increased processing activities for the entire system
(c) better coordination of I/O activities
(d) All of these
(e) None of these
Ans : (d)
11. The terminal
device often used in checking charge cards that offers both a limited keyboard
input and visual output is the
(a) intelligent terminal
(b) POS terminal
(c) video display terminal
(d) audio response unit
(e) None of these
Ans : (c)
12. The mechanical
diskette drive in which you insert your diskette is connected to the computer’s
bus
(a) Data
(b) Communication
(c) Address
(d) Parallel
(e) None of these
Ans : (b)
13. The number of
tracks on a 1/2 inch wide magnetic tape is
(a) 1
(b) 9
(c) 18
(d) either bare
(e) None of these
Ans : (d)
14. What is the most
common speed in rpm at which the hard disks usually rotate?
(a) 2400
(b) 3600
(c) 4700
(d) 1600
(e) None of these
Ans : (b)
15. Disk units that
use unremovable platters are called
(a) unremovable disks
(b) hard disks
(c) sealed disks
(d) high-density disks
(e) None of these
Ans : (b)
16. Before you stored
anything on a disk, it has to be
(a) cleansed
(b) formatted
(c) initialized
(d) either (a) or (b)
(e) None of these
Ans : (b)
17. What is the name
of the screen pointing device that rolls on bearings and has one or more
buttons on its top?
(a) Track ball
(b) Mouse
(c) Light pen
(d) Joy-stick
(e) None of these
Ans : (b)
18. Character readers
are those devices which read the characters printed on the source documents and
then convert them directly into computer-usable input.
(a) OCR
(b) MICR
(c) OMR
(d) LCD
(e) None of these
Ans : (d)
19. All calculations
are performed and all comparisons are made in unit
(a) control unit
(b) arithmetic-logic unit
(c) central processing unit
(d) primary storage unit
(e) None of these
Ans : (a)
20. A certain
computer hardware component does not process the data itself but acts as a
central nervous system for other data manipulating components. What is it
called?
(a) ALU (b) RAM
(b) Control Unit
(c) Secondary storage
(d) None of these
Ans : (c)
21. A logic is an
electronic circuit which
(a) makes logic decisions
(b) allows electron flow only in one direction
(c) works on binary algebra
(d) works on float numbers
(e) None of these
Ans : (a)
23. A code used for
standardizing the storage and transfer of information amongst various computing
devices is called
(a) CRT
(b) CPU
(c) ASCII
(d) Dvorak
(e) None of these
Ans : (c)
24. As compared to a
magnetic tape, the main advantage of magnetic disk is its
(a) rigidity
(b) direct access
(c) low cost
(d) high packing density
(e) None of these
Ans : (b)
25. What is the size
of the optical compact disk which is used for recording high quality music?
(a) 4.7 inch
(b) 3.5 inch
(c) 5.5 inch
(d) 8.7 inch
(e) None of these
Ans : (a)
