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1.A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is
A. Modulation
B. Demodulation
C. Channel
D. Modulation
2.The unit of hardware an operator uses to monitor computer processing is the:
A. Card reader
B. CPU
C. Line printer
D. Card reader
3.A framework in which circuit boards can he mounted is
A. Switch circuit
B. Chip
C. Card cage
D. Switch circuit
4.What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
A. 1
B. 2
C. 4
D. 1
5.The main purpose of the off line device is
A. To reduce the no.of operator errors in recording data
B. To save computer time
C. To save floor space in the computer centre
D. To reduce the no.of operator errors in recording data
6.The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
A. 16 digits
B. 6 digits
C. 4 digits
D. 16 digits
7.Which of the following languages is the most widely used?
A. PL/1
B. BASIC
C. FORTRAN
D. PL/1
8.How many addresses are required for 25 x 40 video RAM?
A. 2000
B. 1920
C. 1000
D. 2000
9.Which protocol has been standardised by the International Standards Organisation.
A. ISAM
B. ISO
C. LISP
D. ISAM
10.Which of the following is the largest and most powerful computer manufacture in the world
A. IBM
B. Intel
C. Novel
D. IBM
11.Conversion of binary number 1011102 to octal is
A. 358
B. 468
C. 568
D. 358
12.A symbol that modifies an action is known as
A. Compiler
B. Modifier
C. Interpreter
D. Compiler
13.The first computer used to store a program
A. EDSAC
B. ENIAC
C. EDVAC
D. EDSAC
14.RAM is also known as
A. Read-only memory
B. Programmable read-only memory
C. Read/Write memory
D. Read-only memory
15.Which of the following statements is false?
A. Secondary storage is nonvolatile
B. Primary storage is volatile
C. Secondary storage contains data for immediate processing
D. Secondary storage is nonvolatile
16.Hardware _____ memory is seldom used in modern computers.
A. ROM
B. RAM
C. LIFO
D. ROM
17.Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
A. BASIC
B. FORTH
C. dBASE
D. BASIC
18.An IC contains 50 gates each of which consists of 6 components. Its belong to
A. VLSI
B. LSI
C. MSI
D. VLSI
19.Which gate only sends one through if neither of its terminals receives a pulse.
A. NOT
B. NOR
C. OR
D. NOT
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