82. The brain of a computer which keeps peripherals under its control is called?
(a)Common power unit
(b) Common processing unit
(c) Central power unit
(d) Central processing unit
83. Central processing unit consists of?
(a) Input, output, and processor
(b) Input, output, processor, and browser
(c) Control unit, arithmetic logic unit, and primary storage
(d) Control unit, processor, and primary storage
84. ALU stands for
(a) Arithmetic Logic Unit
(b) Array Logic Unit
(c) Application Logic Unit
(d) None of the above
85. The ALU of a computer responds to the commands coming from?
(a) Primary memory
(b) Control section
(c) External memory
(d) Cache memory
86. It contains buttons and menus that provide quick access to commonly used commands.
It is a?
(a) Menu bar
(b) Toolbar
(c) Window
(d) None of the above
87. The type of keys Ctrl, Shift, and Alt belong to is?
(a) Adjustment
(b) Function
(c) Modifier
(d) Alphanumeric
88. Which of the following is a part of the central processing unit?
(a) Printer
(b) Keyboard
(c) Arithmetic logic unit
(d) None of the above
89. The instructions for starting the computer are set up on
(a) Random access memory
(b) CD-ROM
(c) Read-only memory chip
(d) All of the above
90. ALU of a computer normally contains a number of high-speed storage elements called?
(a) Semiconductor memory
(b) Registers
(c) Hard disks
(d) Magnetic disk
91. A factor which would strongly influence a business person to adopt a computer is its?
(a) Accuracy
(b) Reliability
(c) Speed
(d) All of the above
92. Keyboard of a computer is encoded in?
(a) Baudot code
(b) ASCII code
(c) BCDIC code
(d) EBCDIC code
93. EBCDIC stands for?
(a) Extended Binary Coded Decimal Interchange Code
(b) Extended Bit Code Decimal Interchange Code
(c) Extended Bit Case Decimal Interchange Code
(d) Extended Binary Case Decimal Inter change Code
94. EBCDIC can code up to how many different characters?
(a) 256
(b) 16
(c) 32
(d) 64
95. BCD is?
(a) Binary Coded Decimal
(b) Bit Coded Decimal
(c) Binary Coded Digit
(d) Bit Coded Digit
96. ASCII stands for?
(a) American Stable Code for International Interchange
(b) American Standard Case for Institutional Interchange
(c) American Standard Code for Information Interchange
(d) American Standard Code for Interchange Information
97. Which is the largest unit of storage among the following?
(a) Terabyte
(b) Megabyte
(c) Kilobyte
(d) Gigabyte
98. CD ROM stands for
(a) Computer Disk Read-only Memory
(b) Compact Disk Read-over Memory
(c) Compact Disk Read-only Memory
(d) Computer Disk Read-over Memory
99. Data can be saved on backing storage medium known as
(a) Compact disk recordable
(b) Computer disk rewriteable
(c) Compact disk rewritable
(d) Computer data rewritable
100. RAM means
(a) Random Access Memory
(b) Rigid Access memory
(c) Rapid Access Memory
(d) Revolving Access memory
Read more: UGC NET Paper 1 Mock Test 2023