Computer Multiple Choice Questions and Answers

71. The………….data mining technique derives rules from real-world case examples.

1. Rule discover
2. Signal processing
3. Neural nets
4. Case-based reasoning

72. Examples of output devices are

1. Screen
2. Printer
3. Speaker
4. All of these

73. VDU is also called

1. Screen
2. Monitor
3. Both 1 & 2
4. printer

74. RAM is an example of

1. Secondary memory
2. Primary memory
3. Main memory
4. Both (1) and (2)

75. Magnetic disk is an example of

1. Secondary memory
2. Primary memory
3. Main memory
4. Both (1) and (2)

76. ............. is the ability of a device to jump directly to the requested data

1. Sequential access
2. Random access
3. Quick access
4. All of the above

77. .......... is the key we use to run the selected command.

1. SHIFT
2. TAB
3. ENTER
4. CTRL

78. Physical structure of computer is called :

1. Software
2. Hardware
3. Human ware
4. All of these

79. Unwanted repetitious messages, such as unsolicited bulk e-mail is known as

1. Spam
2. Trash
3. Calibri
4. Courier

80. Collecting personal information and effectively posing as another individual is knownas the crime of:

1. Spooling.
2. Identity theft.
3. Spoofing.
4. Hacking.