COPA TEST - 1st Computer and fundamentals
Computer and fundamentals
Marks :- 20 Time
:- 30min
1. What was the computer invented by Attanasoff and
Clifford?
a) mark I b) abc c) Z3 d) none of the above
2. Which of the following
storage devices can store maximum amount of data?
a)
floppy disk b)
Hard disk
c)
Compact Disk d)
magneto optic disk
3. A physical
connection between the microprocessor memory and other parts of the
microcomputer is known as
a)
Path b)
Address bus
c)
Route d)
all of the above
4. High density
double sided floppy disks could store _____ of data
A) 1.40
mb B) 1.44 gb C) 1.40 gb D) 1.44 mb
5.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) 9 digits D) all of above
6.In most of the IBM PCs, the CPU, the device drivers,
memory, expansion slots and active components are mounted on a single board.
What is the name of the board?
A) motherboard B) daughterboard C) bredboard D) fatherboard
7.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 hardware item
8. Computers with 80286 microprocessor is
A. xt
computer B. at comptuers C. ps/2 computer D. none
of above
9.The digital computer was developed primarily in
A. ussr B. japan C. usa D. uk
10.The arranging of data in a logical sequence is called
A. sorting B. classifying C. reproducing D. summarizing
11.Abacus was the first
A. electronic
computer B. mechanical computer
C. electronic
calculator D. mechanical calculator
12.Instructions and memory address are represented by
A. character
code B. binary
codes C. binary word D. parity bit
13.People often call ______ as the brain of computer system
A. control
unit B. arithmetic logic unit
C. central
processing unit D. storage unit
14.Which is used for manufacturing chips?
A) bus B) control unit C) semiconductors D) a
and b only
15.Which generation of computer is still under development
A. fourth
generation B. fifth generation
C. sixth
generation D. seventh generation
16.A set of information that defines the status of resources
allocated to a process is
A. process
control B) alu C. register unit D. process description
17.BCD is
A. binary
coded decimal B. bit coded decimal
C. binary
coded digit D. bit coded digit
18.From which generation operating systems were developed?
A. first
B. second
C. third
D. fourth
19. How many
address lines are needed to address each machine location in a 2048 x 4 memory
chip?
A. 10
B. 11
C. 8
D. 12
20. Properly arranged
data is called
A. field
B. words
C. information
D. file
