1. A computer primarily constitutes of _____________integral components
Correct : C. Three
2. Computers have secondary storage devices known as___________
Correct : B. Auxiliary storage
3. The ___________is responsible for transferring data and instructions from the external
environment into the computer system
Correct : C. Input unit
4. The process of recording data and information so that it can be retrieved for use
whenever required.
Correct : B. Processing
5. The ________________is responsible for controlling various computer operations
Correct : C. Control Unit
6. The main PCB (Printed Circuit Board) is sometimes alternatively known as
Correct : C. Both (A) and (B)
7. The _____________ processes the set of instructions along with any calculations and
comparisons to complete the task.
Correct : C. CPU
8. Storage and retrieval of instructions and data in a computer system is the responsibility of
the __________________.
Correct : D. Both (B) and (C)
9. A small set of high-speed registers placed inside a processor and used for storing
temporary data while processing.
Correct : A. Internal Processor Memory
10. Popular microprocessors include
Correct : A. Intel
11. The speed at which the CPU performs basic operations, measured in
Correct : D. All of the above
12. These types of computers are primarily involved in data processing and problem solving
for specific programs.
Correct : B. Digital computers
13. It mediates communication between CPU and other components of system.
Correct : C. Chipset
14. It helps in the proper functioning of computer hardware.
Correct : D. System Software
15. Software that resides on a single computer and does not interact with any other software
installed in a different computer.
Correct : A. Stand- Alone Software
16. This kind of software is functional in the domain of management and finance
Correct : B. Business Software
17. _____________ was one of the most widely used systems software for IBM compatible
microcomputers.
Correct : C. MS DOS
18. A ____________is the main control program for handling all other programs in a
computer.
Correct : C. OS
19. A type of OS that permits multiple programs to be run simultaneously by the same
computer.
Correct : C. Multitasking
20. ____________________ is a presentation tool that helps create eye-catching and
effective presentations in a matter of minutes.
Correct : D. PowerPoint
21. ____________________ was the first high -level language developed by John Backus at
IBM in 1956.
Correct : A. FORTRAN
22. This language was developed by Dennis Ritchie of Bell Laboratories in order to
implement the operating system UNIX.
Correct : A. C
23. _________________ are a series of black and white parallel and adjacent bars with
spaces which represent a string of characters.
Correct : C. Barcode Readers
24. It is an electronic medium for storing contact information inside the mobile phone.
Correct : B. Address Book
25. It is also known as the ‘blue screen’ process_______________.
Correct : B. Digital Compositing
26. The professionals involved in the study and prediction of weather are called
____________.
Correct : C. Meteorologists
27. The storage and rapid access to electronic medical records and its instant transmission
over the Internet in large amounts is called ____________________
Correct : A. Teleconsulting
28. Early computers like ENIAC, EDVAC, and UNIVAC I all can be classified as
_____________.
Correct : C. First Generation Computers
29. The first mechanical adding machine was invented by Blaise Pascal in ____________.
Correct : B. 1642
30. The primary storage also temporarily stores any intermediate result generated by the
___________.
Correct : D. The ALU
31. The socket that supplies the power from the computer system to the computer monitor
Correct : A. Monitor Power Socket
32. The various types of computers are:
Correct : D. All of the above
33. The categories of software on functional base are:
Correct : D. All of the above
34. The full form of COTS is ___________________ .
Correct : A. Commercial off-the Shelf
35. ________________ means that their source code is not available.
Correct : B. Freeware
36. ________________ is ideal for a task that needs a number of lists, tables, financial
calculations, analysis and graphs.
Correct : D. Excel
37. Excel also allows you to create documents for the ______________________.
Correct : C. WWW
38. A presentation comprises of _______________ slides arranged in a sequential manner.
Correct : D. Individual
39. This class of OS permits multiple users to use the computer and run programs at the same
time
Correct : A. Multiuser
40. Most of the application software available in the market needs a __________ for use.
Correct : C. Software License
41. The computer system is a dumb and a useless machine if it is not capable of
communicating with the________________.
Correct : A. Outside World
42. It is very important for a computer system to have the ability to communicate with the
outside world, _________________.
Correct : D. All of the above
43. Programs and data must be entered into the computer memory for _____________.
Correct : A. Processing
44. The I/O devices that provide a means of communication between the computer and the
outside world are known as________________.
Correct : B. Peripheral Devices
45. _____________ are used to transfer user data and instructions to the computer
Correct : C. Input
46. ________________ devices allow input into the computer system by pressing a set of
keys mounted on a board, connected to the computer system
Correct : B. Keyboard
47. Keyboard devices are typically classified as _________________ keyboards and specialpurpose keyboards.
Correct : D. General-Purpose
48. The most familiar means of entering information into a computer is through a typewriterlike keyboard that allows a person to enter __________________ information directly.
Correct : C. Alphanumeric
49. The most popular keyboard used today is the ______ key with a traditional QWERTY
layout.
Correct : A. 101
50. Another popular _______________ arrangement, called Dvorak system, was designed
for easy learning and use.
Correct : A. Key
51. The _____________ pen is a small input device used to select and display objects on a
screen.
Correct : C. Light
52. The joystick is a ____________ stick that moves the graphic cursor in the direction the
stick is moved.
Correct : D. Vertical
53. ___________________ consists of a spherical ball, which moves within a socket and has
a stick mounted on it.
Correct : A. Joystick
54. The user moves the ball with the help of the stick that can be moved
_________________________, to move and position the cursor in the desired location.
Correct : D. All of the above
55. Joysticks typically have a button on __________that is used to select the option pointed
by the cursor.
Correct : D. Top
56. The ____________ is a pointing device that is much like an inverted mouse.
Correct : B. Trackball
57. A web camera is a video capturing device attached to the computer system, mostly using
a _________________.
Correct : B. USB Port
58. Web camera is used for video _____________.
Correct : D. All the above
59. Scanning devices are input devices used for direct data entry from the source document
into the ______________________ .
Correct : C. Computer System
60. With the help of the _______________ you can capture your images and documents and
convert it into digital formats for easy storage
Correct : A. Scanner
61. There are two types of scanners_______________ .
Correct : D. Both (A) and (B)
62. _______________ contact scanners make contact as they are brushed over the printed
matter to be read.
Correct : C. Hand-held
63. _____________ scanners are more versatile and can read data passed near the scanning.
Correct : A. Laser-based
64. Source data automation is the _________________ development for data input
technologies.
Correct : D. Recent
65. The ______________ devices can scan marks from a computer-readable paper.
Correct : B. OMR
66. A___________ film transistor is comprised of a semiconductor layer.
Correct : A. Thin
67. The role of semiconductor layer is to add polysilicon layer whose electron mobility
is_____________times higher than that of an amorphous silicon layer.
Correct : B. 100
68. _________________ are based on the use of a series of nozzles for propelling droplets
of printing ink directly on almost any size of paper.
Correct : D. Inkjet Printers
69. Daisy-wheel printer comes in the category of output device and quite similar to
______________ .
Correct : B. Typewriters
70. Another type of impact printer somewhat similar to the daisy-wheel is the _________
printer.
Correct : A. Line
71. The page printers are _______________ speed non-impact printers.
Correct : B. High
72. The printing speed of page printer is very high and the output is __________ at a time.
Correct : D. A page
73. _________________ are formed by heated elements being placed in contact with special heat sensitive paper forming darkened dots when the elements reach a critical temperature.
Correct : C. Characters
74. ___________________ printers are the oldest print technologies still in active
production.
Correct : A. Impact
75. These are the devices used for getting out information from the computer
Correct : C. Output
76. An __________ printer would be non-impact as they work through spraying ink or toner
and fusing it to the paper.
Correct : D. All of the above
77. The term __________________ is important primarily in that it distinguishes quiet
printers from noisy and impact types of printers.
Correct : B. Non Impact
78. Computers have an _______________ subsystem,
Correct : D. Both (A) and (B)
79. The CRT monitor creates a picture out of many rows or lines of tiny__________ dots.
Correct : D. Colored
80. In plasma type of displays_____________ gas is used.
Correct : A. Ionized
81. The time required to locate and retrieve the data from the storage unit is
Correct : A. Access time
82. _________stores binary information using clocked sequential circuits.
Correct : B. SRAM
83. _________ stores binary information in the form of electric charges that are applied to
capacitors inside the chip.
Correct : C. DRAM
84. The data recording density is measured in
Correct : B. Bytes per inch
85. Storage capacity of a tape is equal to the product of data recording density and ________.
Correct : D. Length of tape
86. Inter-track gaps are used to separate the adjacent tracks so that the interference of
magnetic fields is ________.
Correct : A. Minimized
87. Tracks are commonly divided into sections called _________.
Correct : B. Sectors
88. If there are 100 tracks on each disk surface, there are ________ cylinders in the disk
pack.
Correct : C. 100
89. If a disk pack consists of 4 plates each having 2655 tracks having 125 sectors per track.
Also, each sector can store 512 bytes, then, storage capacity is approximately.
Correct : B. 1GB
90. The average seek time in most systems is
Correct : A. 10-100 milliseconds
91. The time taken for positioning the head on a specific track is called
Correct : C. Seek time
92. The rotational speed of a disk is measured in
Correct : A. Rotation per minute
93. Which of the following is used as wildcards
Correct : C. *
94. For a 3.5 disk high density disk which has 80 tracks, 18 sectors/tracks, 512bytes/sector,
the disk storage capacity is approximately
Correct : A. 1.4 MB
95. The size for the disk platters range between _________ in diameter.
Correct : D. 1 to 14 inches
96. A zip disk has a capacity of about
Correct : D. 100 MB
97. A CD is ________ in diameter and made up of polycarbonate plastic disk.
Correct : A. 4.75 inch
98. The average latency depends on _______ of the disk.
Correct : B. Rotation per minute
99. The current maximum capacity of a CD-ROM is
Correct : C. 900 MB
100. The storage capacity of a dual layer blu-ray disc is