McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Computer Applications (BCA) .
Chapters
| 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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