1. What was the computer invented by
Attanasoff and Clifford?
A) Mark I
B) ABC
C) Z3
D) None of 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. Which computer was considered the first
electronic computer until 1973 when court invalidated the patent?
A) ENIAC
B) MARK I
C) Z3
D) ABC
4. 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
5. 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
6. Which of the following is not an input
device?
A) OCR
B) Optical scanners
C) Voice recognition device
D) COM (Computer Output to Microfilm)
7. 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
8. 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
9. In most IBM PCs, the CPU, the device
drives, memory expansion slots and active components are mounted on a single
board. What is the name of this board?
A) Motherboard
B) Breadboard
C) Daughter board
D) Grandmother board
10. Magnetic disks are the most popular
medium for
A) Direct access
B) Sequential access
C) Both of above
D) None of above
11. A technique used by codes to convert
an analog signal into a digital bit stream is known as
A) Pulse code modulation
B) Pulse stretcher
C) Query processing
D) Queue management
12. 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
13. A modern electronic computer is a
machine that is meant for
A) Doing quick mathematical calculations
B) Input, storage, manipulation and
outputting of data
C) Electronic data processing
D) Performing repetitive tasks accurately
14. When was vacuum tube invented?
A) 1900
B) 1906
C) 1910
D) 1880
15. Which of the following produces the
best quality graphics reproduction?
A) Laser printer
B) Ink jet printer
C) Plotter
D) Dot matrix printer
16. Computers with 80286 microprocessor is
A) XT computer
B) AT comptuers
C) PS/2 computer
D) None of above
17. An application suitable for sequential
processing is
A) Processing of grades
B) Payroll processing
C) Both a and b
D) All of above
18. Which of the following is not
processing?
A) arranging
B) manipulating
C) calculating
D) gathering
19. The digital computer was developed
primarily in
A) USSR
B) Japan
C) USA
D) UK
20. Software in computer
A) Enhances the capabilities of the hardware
machine
B) Increase the speed of central
processing unit
C) Both of above
D) None of above
21. Today’s computer giant IBM was earlier
known by different name which was changes in 1924. What was that name?
A) Tabulator Machine Co.
B) Computing Tabulating Recording Co.
C) The Tabulator Ltd.
D) International Computer Ltd.
22. Before a disk drive can access any
sector record, a computer program has to provide the record’s disk address.
What information does this address specify?
A) Track number
B) Sector number
C) Surface number
D) All of above
23. The arranging of data in a logical
sequence is called
A) Sorting
B) Classifying
C) Reproducing
D) Summarizing
24. What is the responsibility of the
logical unit in the CPU of a computer?
A) To produce result
B) To compare numbers
C) To control flow of information
D) To do math’s works
25. A high quality CAD system uses the
following for printing drawing and graphs
A) Dot matrix printer
B) Digital plotter
C) Line printer
D) All of the above
