McqMate
Chapters
1. |
A computer primarily constitutes of _____________integral components |
A. | Two |
B. | Four |
C. | Three |
D. | Eight |
Answer» C. Three |
2. |
Computers have secondary storage devices known as___________ |
A. | ALU |
B. | Auxiliary storage |
C. | CPU |
D. | None of the above |
Answer» B. Auxiliary storage |
3. |
The ___________is responsible for transferring data and instructions from the external environment into the computer system |
A. | Output unit |
B. | Program control register |
C. | Input unit |
D. | Memory address register |
Answer» C. Input unit |
4. |
The process of recording data and information so that it can be retrieved for use whenever required. |
A. | Inputting |
B. | Processing |
C. | Storing |
D. | None of the above |
Answer» B. Processing |
5. |
The ________________is responsible for controlling various computer operations |
A. | Memory |
B. | Accumulator (AC) |
C. | Control Unit |
D. | Memory Address Register (MAR) |
Answer» C. Control Unit |
6. |
The main PCB (Printed Circuit Board) is sometimes alternatively known as |
A. | Main Board |
B. | Logical Board |
C. | Both (A) and (B) |
D. | None of the above |
Answer» C. Both (A) and (B) |
7. |
The _____________ processes the set of instructions along with any calculations and comparisons to complete the task. |
A. | Keyboard |
B. | Motherboard |
C. | CPU |
D. | Either (A) or (C) |
Answer» C. CPU |
8. |
Storage and retrieval of instructions and data in a computer system is the responsibility of the __________________. |
A. | Memory |
B. | Secondary Memory |
C. | Primary Memory |
D. | Both (B) and (C) |
Answer» 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. |
A. | Internal Processor Memory |
B. | Secondary Storage Memory |
C. | Primary Storage Memory |
D. | None of the above |
Answer» A. Internal Processor Memory |
10. |
Popular microprocessors include |
A. | Intel |
B. | Cache memory |
C. | AMD |
D. | None of the above |
Answer» A. Intel |
11. |
The speed at which the CPU performs basic operations, measured in |
A. | Hz |
B. | MHz |
C. | GHz |
D. | All of the above |
Answer» D. All of the above |
12. |
These types of computers are primarily involved in data processing and problem solving for specific programs. |
A. | Compact Computers |
B. | Digital computers |
C. | Hybrid Computers |
D. | Analog Computers |
Answer» B. Digital computers |
13. |
It mediates communication between CPU and other components of system. |
A. | CPU |
B. | RAM |
C. | Chipset |
D. | Buses |
Answer» C. Chipset |
14. |
It helps in the proper functioning of computer hardware. |
A. | Application Software |
B. | Users |
C. | Hardware System |
D. | System Software |
Answer» D. System Software |
15. |
Software that resides on a single computer and does not interact with any other software installed in a different computer. |
A. | Stand- Alone Software |
B. | Embedded Software |
C. | Real- Time Software |
D. | Network Software |
Answer» A. Stand- Alone Software |
16. |
This kind of software is functional in the domain of management and finance |
A. | Engineering Software |
B. | Business Software |
C. | Artificial Intelligence Software |
D. | None of the above |
Answer» B. Business Software |
17. |
_____________ was one of the most widely used systems software for IBM compatible microcomputers. |
A. | API |
B. | OS |
C. | MS DOS |
D. | None of the above |
Answer» C. MS DOS |
18. |
A ____________is the main control program for handling all other programs in a computer. |
A. | MS DOS |
B. | API |
C. | OS |
D. | DDR4 |
Answer» C. OS |
19. |
A type of OS that permits multiple programs to be run simultaneously by the same computer. |
A. | Multithreading |
B. | Multiuser |
C. | Multitasking |
D. | All of the above |
Answer» C. Multitasking |
20. |
____________________ is a presentation tool that helps create eye-catching and effective presentations in a matter of minutes. |
A. | Spreadsheet |
B. | Word Processing |
C. | Bits |
D. | PowerPoint |
Answer» D. PowerPoint |
21. |
____________________ was the first high -level language developed by John Backus at IBM in 1956. |
A. | FORTRAN |
B. | COBOL |
C. | BASIC |
D. | None of the above |
Answer» A. FORTRAN |
22. |
This language was developed by Dennis Ritchie of Bell Laboratories in order to implement the operating system UNIX. |
A. | C |
B. | C++ |
C. | Java |
D. | LISP |
Answer» A. C |
23. |
_________________ are a series of black and white parallel and adjacent bars with spaces which represent a string of characters. |
A. | Instruction register |
B. | Program control register |
C. | Barcode Readers |
D. | Memory Address register |
Answer» C. Barcode Readers |
24. |
It is an electronic medium for storing contact information inside the mobile phone. |
A. | SMS |
B. | Address Book |
C. | Send and Receive Mails |
D. | None of the above |
Answer» B. Address Book |
25. |
It is also known as the ‘blue screen’ process_______________. |
A. | Analog Compositing |
B. | Digital Compositing |
C. | Time Slicing |
D. | CGI |
Answer» B. Digital Compositing |
26. |
The professionals involved in the study and prediction of weather are called ____________. |
A. | Seer |
B. | Doomsayer |
C. | Meteorologists |
D. | None of the above |
Answer» C. Meteorologists |
27. |
The storage and rapid access to electronic medical records and its instant transmission over the Internet in large amounts is called ____________________ |
A. | Teleconsulting |
B. | Accumulator (AC) |
C. | Instruction Register (IR) |
D. | Program Counter (PC) |
Answer» A. Teleconsulting |
28. |
Early computers like ENIAC, EDVAC, and UNIVAC I all can be classified as _____________. |
A. | Third Generation Computers |
B. | Second Generation Computers |
C. | First Generation Computers |
D. | None of the above |
Answer» C. First Generation Computers |
29. |
The first mechanical adding machine was invented by Blaise Pascal in ____________. |
A. | 1652 |
B. | 1642 |
C. | 1659 |
D. | 1643 |
Answer» B. 1642 |
30. |
The primary storage also temporarily stores any intermediate result generated by the ___________. |
A. | The CPU |
B. | The motherboard |
C. | The hard disk drive |
D. | The ALU |
Answer» D. The ALU |
31. |
The socket that supplies the power from the computer system to the computer monitor |
A. | Monitor Power Socket |
B. | Main Power Socket |
C. | PS/2 Mouse Port |
D. | None of the above |
Answer» A. Monitor Power Socket |
32. |
The various types of computers are: |
A. | Personal computers |
B. | Workstations |
C. | Tablet PC |
D. | All of the above |
Answer» D. All of the above |
33. |
The categories of software on functional base are: |
A. | System software |
B. | Programming software |
C. | Application software |
D. | All of the above |
Answer» D. All of the above |
34. |
The full form of COTS is ___________________ . |
A. | Commercial off-the Shelf |
B. | Commercial off-the Shell |
C. | Commercial on-the Shelf |
D. | Commercial on-the Shell |
Answer» A. Commercial off-the Shelf |
35. |
________________ means that their source code is not available. |
A. | Fireware |
B. | Freeware |
C. | Freefall |
D. | None of the Above |
Answer» B. Freeware |
36. |
________________ is ideal for a task that needs a number of lists, tables, financial calculations, analysis and graphs. |
A. | PowerPoint |
B. | Word |
C. | VB |
D. | Excel |
Answer» D. Excel |
37. |
Excel also allows you to create documents for the ______________________. |
A. | Word |
B. | |
C. | WWW |
D. | All of the above |
Answer» C. WWW |
38. |
A presentation comprises of _______________ slides arranged in a sequential manner. |
A. | Group |
B. | Two |
C. | Three |
D. | Individual |
Answer» D. Individual |
39. |
This class of OS permits multiple users to use the computer and run programs at the same time |
A. | Multiuser |
B. | Multitasking |
C. | Multithreading |
D. | Multiprocessing |
Answer» A. Multiuser |
40. |
Most of the application software available in the market needs a __________ for use. |
A. | People |
B. | Money |
C. | Software License |
D. | All of the above |
Answer» C. Software License |
41. |
The computer system is a dumb and a useless machine if it is not capable of communicating with the________________. |
A. | Outside World |
B. | Inside World |
C. | Specific Locations |
D. | None of the above |
Answer» A. Outside World |
42. |
It is very important for a computer system to have the ability to communicate with the outside world, _________________. |
A. | Receive Data |
B. | Send Data |
C. | Information |
D. | All of the above |
Answer» D. All of the above |
43. |
Programs and data must be entered into the computer memory for _____________. |
A. | Processing |
B. | Results |
C. | Calculations |
D. | Feedback |
Answer» A. Processing |
44. |
The I/O devices that provide a means of communication between the computer and the outside world are known as________________. |
A. | Printers |
B. | Peripheral Devices |
C. | Coaxial Cables |
D. | None of the above |
Answer» B. Peripheral Devices |
45. |
_____________ are used to transfer user data and instructions to the computer |
A. | Output |
B. | Processors |
C. | Input |
D. | Either (A) or (C) |
Answer» 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 |
A. | Mouse |
B. | Keyboard |
C. | Pen |
D. | Screen |
Answer» B. Keyboard |
47. |
Keyboard devices are typically classified as _________________ keyboards and specialpurpose keyboards. |
A. | Secondary |
B. | Primary |
C. | User-Defined |
D. | General-Purpose |
Answer» 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. |
A. | Alphabets |
B. | Symbols |
C. | Alphanumeric |
D. | Numeric |
Answer» C. Alphanumeric |
49. |
The most popular keyboard used today is the ______ key with a traditional QWERTY layout. |
A. | 101 |
B. | 102 |
C. | 103 |
D. | 104 |
Answer» A. 101 |
50. |
Another popular _______________ arrangement, called Dvorak system, was designed for easy learning and use. |
A. | Key |
B. | Line |
C. | Group |
D. | Numeric |
Answer» A. Key |
51. |
The _____________ pen is a small input device used to select and display objects on a screen. |
A. | Ink |
B. | Magnetic |
C. | Light |
D. | None of the above |
Answer» C. Light |
52. |
The joystick is a ____________ stick that moves the graphic cursor in the direction the stick is moved. |
A. | Parallel |
B. | Horizontal |
C. | Straight |
D. | Vertical |
Answer» D. Vertical |
53. |
___________________ consists of a spherical ball, which moves within a socket and has a stick mounted on it. |
A. | Joystick |
B. | Trackball |
C. | Web Camera |
D. | All of the above |
Answer» 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. |
A. | Left |
B. | Right |
C. | Forward or Backward |
D. | All of the above |
Answer» D. All of the above |
55. |
Joysticks typically have a button on __________that is used to select the option pointed by the cursor. |
A. | Bottom |
B. | Left |
C. | Right |
D. | Top |
Answer» D. Top |
56. |
The ____________ is a pointing device that is much like an inverted mouse. |
A. | Joystick |
B. | Trackball |
C. | USB |
D. | Scanning Device |
Answer» B. Trackball |
57. |
A web camera is a video capturing device attached to the computer system, mostly using a _________________. |
A. | Socket |
B. | USB Port |
C. | Cable |
D. | None of the above |
Answer» B. USB Port |
58. |
Web camera is used for video _____________. |
A. | Conferencing |
B. | Security |
C. | Control Input Device |
D. | All the above |
Answer» D. All the above |
59. |
Scanning devices are input devices used for direct data entry from the source document into the ______________________ . |
A. | Keyboard |
B. | Screen |
C. | Computer System |
D. | None of the above |
Answer» 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 |
A. | Scanner |
B. | Web Camera |
C. | Camera Phone |
D. | Videography |
Answer» A. Scanner |
61. |
There are two types of scanners_______________ . |
A. | Contact |
B. | Laser |
C. | Digital |
D. | Both (A) and (B) |
Answer» D. Both (A) and (B) |
62. |
_______________ contact scanners make contact as they are brushed over the printed matter to be read. |
A. | Laser |
B. | Digital |
C. | Hand-held |
D. | None of the above |
Answer» C. Hand-held |
63. |
_____________ scanners are more versatile and can read data passed near the scanning. |
A. | Laser-based |
B. | Hand-held |
C. | Contact |
D. | Either (A) or (B) |
Answer» A. Laser-based |
64. |
Source data automation is the _________________ development for data input technologies. |
A. | Last |
B. | Second |
C. | Fifth |
D. | Recent |
Answer» D. Recent |
65. |
The ______________ devices can scan marks from a computer-readable paper. |
A. | CRT |
B. | OMR |
C. | LCD |
D. | All of the above’ |
Answer» B. OMR |
66. |
A___________ film transistor is comprised of a semiconductor layer. |
A. | Thin |
B. | Broad |
C. | Long |
D. | Straight |
Answer» 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. |
A. | One-Third |
B. | 100 |
C. | 110 |
D. | One-Fourth |
Answer» 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. |
A. | Dot-matrix |
B. | Laser Printers |
C. | All-in-One Printers |
D. | Inkjet Printers |
Answer» D. Inkjet Printers |
69. |
Daisy-wheel printer comes in the category of output device and quite similar to ______________ . |
A. | Keyboards |
B. | Typewriters |
C. | Lasers |
D. | None of the above |
Answer» B. Typewriters |
70. |
Another type of impact printer somewhat similar to the daisy-wheel is the _________ printer. |
A. | Line |
B. | Dot-matrix |
C. | Inkjet |
D. | Either (A) or (B) |
Answer» A. Line |
71. |
The page printers are _______________ speed non-impact printers. |
A. | Slow |
B. | High |
C. | Medium |
D. | Fixed |
Answer» B. High |
72. |
The printing speed of page printer is very high and the output is __________ at a time. |
A. | Three |
B. | Multiple |
C. | Ten |
D. | A page |
Answer» 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. |
A. | Numerical |
B. | Words |
C. | Characters |
D. | None of the above |
Answer» C. Characters |
74. |
___________________ printers are the oldest print technologies still in active production. |
A. | Impact |
B. | Ink |
C. | Laser |
D. | Dot-matrix |
Answer» A. Impact |
75. |
These are the devices used for getting out information from the computer |
A. | Input |
B. | Keyboard |
C. | Output |
D. | None of the above |
Answer» C. Output |
76. |
An __________ printer would be non-impact as they work through spraying ink or toner and fusing it to the paper. |
A. | Inkjet |
B. | Wax |
C. | Laser or LED |
D. | All of the above |
Answer» D. All of the above |
77. |
The term __________________ is important primarily in that it distinguishes quiet printers from noisy and impact types of printers. |
A. | Impact |
B. | Non Impact |
C. | Force |
D. | None of the above |
Answer» B. Non Impact |
78. |
Computers have an _______________ subsystem, |
A. | Input |
B. | Output |
C. | Proper |
D. | Both (A) and (B) |
Answer» D. Both (A) and (B) |
79. |
The CRT monitor creates a picture out of many rows or lines of tiny__________ dots. |
A. | Black |
B. | White |
C. | Plain |
D. | Colored |
Answer» D. Colored |
80. |
In plasma type of displays_____________ gas is used. |
A. | Ionized |
B. | Oxygen |
C. | Carbon dioxide |
D. | All the above |
Answer» A. Ionized |
81. |
The time required to locate and retrieve the data from the storage unit is |
A. | Access time |
B. | Access mode |
C. | Storage capacity |
D. | Storage cost |
Answer» A. Access time |
82. |
_________stores binary information using clocked sequential circuits. |
A. | RAM |
B. | SRAM |
C. | DRAM |
D. | ROM |
Answer» B. SRAM |
83. |
_________ stores binary information in the form of electric charges that are applied to capacitors inside the chip. |
A. | RAM |
B. | SRAM |
C. | DRAM |
D. | ROM |
Answer» C. DRAM |
84. |
The data recording density is measured in |
A. | Bits per inch |
B. | Bytes per inch |
C. | Kilobytes per inch |
D. | Megabytes per inch |
Answer» B. Bytes per inch |
85. |
Storage capacity of a tape is equal to the product of data recording density and ________. |
A. | Area of tape |
B. | Breadth of tape |
C. | Height of tape |
D. | Length of tape |
Answer» D. Length of tape |
86. |
Inter-track gaps are used to separate the adjacent tracks so that the interference of magnetic fields is ________. |
A. | Minimized |
B. | Maximized |
C. | Expanded |
D. | None of the above |
Answer» A. Minimized |
87. |
Tracks are commonly divided into sections called _________. |
A. | Cells |
B. | Sectors |
C. | Both (A) and (B) |
D. | None of the above |
Answer» B. Sectors |
88. |
If there are 100 tracks on each disk surface, there are ________ cylinders in the disk pack. |
A. | 99 |
B. | 101 |
C. | 100 |
D. | 1000 |
Answer» 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. |
A. | 1 MB |
B. | 1GB |
C. | 1 X 1010 bytes |
D. | 10 GB |
Answer» B. 1GB |
90. |
The average seek time in most systems is |
A. | 10-100 milliseconds |
B. | 10-100 seconds |
C. | 10-100 minutes |
D. | 10-100 hours |
Answer» A. 10-100 milliseconds |
91. |
The time taken for positioning the head on a specific track is called |
A. | Average time |
B. | Latency time |
C. | Seek time |
D. | None of the above |
Answer» C. Seek time |
92. |
The rotational speed of a disk is measured in |
A. | Rotation per minute |
B. | Rotation per second |
C. | Rotation per hour |
D. | None of the above |
Answer» A. Rotation per minute |
93. |
Which of the following is used as wildcards |
A. | / |
B. | = |
C. | * |
D. | All of the above |
Answer» 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 |
A. | 1.4 MB |
B. | 1.4 GB |
C. | 1.4 KB |
D. | None of the above |
Answer» A. 1.4 MB |
95. |
The size for the disk platters range between _________ in diameter. |
A. | 1 to 10 inches |
B. | 1 to 15 inches |
C. | 1 to 20 inches |
D. | 1 to 14 inches |
Answer» D. 1 to 14 inches |
96. |
A zip disk has a capacity of about |
A. | 1 MB |
B. | 70 MB |
C. | 150 MB |
D. | 100 MB |
Answer» D. 100 MB |
97. |
A CD is ________ in diameter and made up of polycarbonate plastic disk. |
A. | 4.75 inch |
B. | 5.75 inch |
C. | 6.75 inch |
D. | 3.75 inch |
Answer» A. 4.75 inch |
98. |
The average latency depends on _______ of the disk. |
A. | Rotation per sec |
B. | Rotation per minute |
C. | Rotation per hour |
D. | None of the above |
Answer» B. Rotation per minute |
99. |
The current maximum capacity of a CD-ROM is |
A. | 700MB |
B. | 750 MB |
C. | 900 MB |
D. | 1200 MB |
Answer» C. 900 MB |
100. |
The storage capacity of a dual layer blu-ray disc is |
A. | 20 GB |
B. | 30 GB |
C. | 40 GB |
D. | 50 GB |
Answer» D. 50 GB |
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