Q1. Integrated Circuits (Ics) are related to which generation of computers?
Fourth generation
Second generation
Third generation
First generation
Q2. A modern electronic computer is a machine that is meant for
Input, storage, manipulation and outputting of data
Doing quick mathematical calculations
Performing repetitive tasks accurately
Electronic data processing
Q3. Computers with 80286 microprocessor is
PS/2 computer
XT computer
None of above
AT comptuers
Q4. The two major types of computer chips are
Microprocessor chip
External memory chip
Both b and c
Primary memory chip
Q5. Which of the following was a special purpose computer?
EDVAC
All of the above
ENIAC
ABC
Q6. Software in computer
Increase the speed of central processing unit
Enhances the capabilities of the hardware machine
Both of above
None of above
Q7. The two kinds of main memory are
ROM and RAM
Primary and secondary
All of above
Random and sequential
Q8. The output quality of a printer is measured by
Dot per inch
All of the above
Dots printed per unit time
Dot per sq. inch
Q9. A dumb terminal has
independent processing capability
a keyboard and screen
an embedded microprocessor
extensive memory
Q10. CD-ROM is a
Memory register
Semiconductor memory
None of above
Magnetic memory
Q11. Which of the following produces the best quality graphics reproduction?
Laser printer
Dot matrix printer
Plotter
Ink jet printer
Q12. The brain of any computer system is
CPU
Control unit
Memory
ALU
Q13. Regarding a VDU, Which statement is more correct?
It is hardware item
It is an input device
It is a peripheral device
It is an output device
Q14. Computer is free from tiresome and boredom. We call it
Reliability
Diligence
Accuracy
Versatility
Q15. A technique used by codes to convert an analog signal into a digital bit stream is known as
Pulse stretcher
Pulse code modulation
Queue management
Query processing
Q16. The digital computer was developed primarily in
USA
USSR
UK
Japan
Q17. Chief component of first generation computer was
None of above
Transistors
Vacuum Tubes and Valves
Integrated Circuits
Q18. The ALU of a computer responds to the commands coming from
External memory
Cache memory
Control section
Primary memory
Q19. Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
International Computer Ltd.
The Tabulator Ltd
Computing Tabulating Recording Co.
Tabulator Machine Co
Q20. Microprocessors as switching devices are for which generation computers
Fourth Generation
First Generation
Second Generation
Third Generation
Q21. The main electronic component used in first generation computers was
Integrated Circuits
None of above
Transistors
Vacuum Tubes and Valves
Q22. ASCII and EBCDIC are the popular character coding systems. What does EBCDIC stand for?
Extended Binary Coded Decimal Interchange Code
Extended Binary Case Decimal Interchange Code
Extended Bit Code Decimal Interchange Code
Extended Bit Case Decimal Interchange Code
Q23. A high quality CAD system uses the following for printing drawing and graphs
Digital plotter
All of the above
Line printer
Dot matrix printer
Q24. An application suitable for sequential processing is
Payroll processing
All of above
Processing of grades
Both a and b
Q25. The arranging of data in a logical sequence is called
Classifying
Sorting
Summarizing
Reproducing
Q26. Which of the following is not processing?
calculating
gathering
arranging
manipulating
Q27. Abacus was the first
electronic computer
mechanical calculator
mechanical computer
electronic calculator
Q28. A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is
Accumulator
Buffer
Address
Memory
Q29. The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
16 digits
6 digits
9 digits
All of above
Q30. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
ENIAC
Z3
ABC
MARK I
Q31. To produce high quality graphics (hardcopy) in color, you would want to use a
Laser printer
Plotter
Ink-jet printer
RGB monitor
Q32. What is the responsibility of the logical unit in the CPU of a computer?
To control flow of information
To compare numbers
To do math’s works
To produce result
Q33. UNIVAC is
Universal Automatic Computer
Unvalued Automatic Computer
Unique Automatic Computer
Universal Array Computer
Q34. Which type of computers uses the 8-bit code called EBCDIC?
Mainframe computers
Minicomputers
Super computer
Microcomputers
Q35. 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?
Breadboard
Grandmother board
Daughter board
Motherboard
Q36. 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?
Fatherboard
Motherboard
Bredboard
Daughterboard
Q37. 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?
All of above
Sector number
Track number
Surface number
Q38. Which of the following storage devices can store maximum amount of data?
Compact Disk
Hard Disk
Magneto Optic Disk
Floppy Disk
Q39. A hybrid computer
Resembles digital computer
Resembles analogue computer
None of the above
Resembles both a digital and analogue computer
Q40. Which of the following IC was used in third generation of computers?
SSI
MSI
Both a and b
LSI
Q41. A physical connection between the microprocessor memory and other parts of the microcomputer is known as
Address bus
All of the above
Route
Path
Q42. High density double sided floppy disks could store _____ of data
1.40 MB
1.44 GB
1.40 GB
1.44 MB
Q43. Which of the following is not an input device?
Optical scanners
Voice recognition device
COM (Computer Output to Microfilm)
OCR
Q44. What are the stages in the compilation process?
Implementation and documentation
Feasibility study, system design and testing
Lexical Analysis, syntax analysis, and code generation
None of the above
Q45. What was the computer invented by Attanasoff and Clifford?
None of above
ABC
Mark I
Z3
Q46. One millisecond is
10th of a seconds
10000th of a seconds
1 second
1000th of a seconds
Q47. When was vacuum tube invented?
1900
1906
1910
1880
Q48. Storage capacity of magnetic disk depends on
tracks per inch of surface
bits per inch of tracks
disk pack in disk surface
All of above
Q49. Magnetic disks are the most popular medium for
Direct access
Both of above
None of above
Sequential access
Q50. The basic operations performed by a computer are
Storage and relative
All the above
Arithmetic operation
Logical operation