Computer Science Solved MCQs Most Repeated from all Past Papers 3 - vukwl


How many numbers of heads are available for a hard disk of four platters?
a.     16
b.     8
c.      6
d.     4

102. Which of the following uses the 16-bit code?
a.     EBCDIC
b.     ASCII
c.      Unicode
d.     BCD

103.https://vukwl.blogspot.com/ Which of the following is another name of Boolean algebra?
a.     Digital algebra
b.     Switching algebra

c.      Code algebra
d.     Logical algebra

104. Which of the following command is not present on edit menu?
a.     Ctrl + Z
b.     Find
c.      Go to
d.     Font

105. Which of the following code was used by first generation languages?
a.     Decimal code
b.     Mnemonics code
c.      Binary code
d.     Pseudo code

106. The statement “IS A > B” is placed in which of the following flowchart  symbol?

a.     Diamond
b.     Parallelogram
c.      Rectangle
d.     Connector

107. The statement which transfer control unconditionally?
a.     ON GOTO
b.     IF THEN
c.      FOR NEXT
d.     GOTO

108. What will be output of the statement print fix (-6.83)?
a.     -7
b.     -6
c.      6.83
d.     6

109. The basic log function refers to the base of?
a.     e
b.     5
c.      10
d.     2

110. The memory addressed by a 8-bit address will be?
a.     256 Bytes
b.     256 Bits
c.      8 bytes
d.     1 byte

111. How many colors are displayed by CGA monitor?
a.     256
b.     64
c.      16
d.     4

112. What will be the radix of the number (+0.66E-4)?
a.     8
b.     2
c.      6
d.     4

113. Which device store the information that helps the computer startup?
a.     Hard Disk
b.     ROM
c.      RAM
d.     Keyboard

114. Which of the following program are permanent and stored in ROM?
a.     System Software
b.     Firmware
c.      Utility Program
d.     None of the above

115. What is the abbreviation of UNIVAC?
a.     Unique Automatic Computer
b.     Unvalued Automatic Computer
c.      Universal Array Computer
d.     Universal Automatic Computer

116. After how many time word automatically saves our document?
a.     20 minutes
b.     15 minutes
c.      10 minutes
d.     5 minutes

117. Ctrl + Shift + A will cause?
a.     Office assistant to appear
b.     To Capitalize the selected text
c.      To highlight the selected text
d.     To delete the selected text

118. How many colors a VGA monitor displays?
a.     4
b.     64
c.      256
d.     16

119. Device drivers are example of which of the following?
a.     Shareware
b.     Freeware
c.      Application Software
d.     System Software

120. How many keys are in a standard keyboard?
a.     102 keys
b.     101 keys
c.      100 keys
d.     90 keys

121. OSI system contains how many layers?
a.     4
b.     5
c.      6
d.     7

122. Which of the following layer of OSI breaks the data into segments?
a.     Session
b.     Data Link
c.      Transport
d.     Presentation

123. In which of the following layer media access layer resides?
a.     Transport
b.     Network
c.      Physical
d.     Data Link

124. 4-bit code is used by which of the following code?
a.     BCD
b.     EBCDIC
c.      ASCII
d.     UNICODE

125. In which of the following tools we can rotate text in MS word?
a.     Text Boxes
b.     Auto Shape
c.      Word Art
d.     None of the above

126. In which of the following feature we can modify the margins in MS word?
a.     Layout
b.     Merge
c.      Thesaurus
d.     Marco

127. Which of the following device can read a printed text?
a.     MICR
b.     OMR
c.      OCR
d.     None of the above

128. The popular series Apple designed in 1976 was using the processor of?
a.     64-bits
b.     16-bits
c.      8-bits
d.     None of the above

129. The first electronic computer ENIAC was designed by?
a.     J. Presper Eckert and John W. Mauchly
b.     Joseph M. Jacquard
c.      Van-Neumann
d.     None of the above

130. Which of the following company introduced DOS?
a.     IBM
b.     Bell Lab
c.      Microsoft
d.     Xerox

131. In latest computers, the instructions are executed in which of the following pattern?
a.     Randomly
b.     Sequentially
c.      Parallel
d.     Both b & c

132.By which of the following means webpages are linked together?
a.     Interlink
b.     Hyperlinks
c.      HTTP
d.     HTTPS

133. If a CPU has 32-bit address bus than it can address a memory of?
a.     8 GB
b.     8KB
c.      4GB
d.     4KB

134. In Basic, RETURN statement passes control back to?
a.     The statement before GOSUB
b.     Beginning of the program
c.      Next to GOSUB statement
d.     GOSUB statement

135. How many elements are assigned automatically to a two dimensional array in BASIC?
a.     121
b.     110
c.      100
d.     10

136.How many shutdown options are available in windows-7?
a.     4
b.     5
c.      6
d.     7

137. In Control Panel number present items depend upon which of the following?
a.     Hardware items attached with system
b.     Items required by system
c.      Items contained on windows CD
d.     Items installed during Setup

138. The number of actions we can use with two button mouse is?
a.     3
b.     4
c.      5
d.     6

139.dentify from the following which is the DOS internal command?
a.     FORMAT      
b.     ERASE
c.      D. ELTREE
d.     None of the above

140. Identify from the following which is not an executable command?
a.     COPY
b.     REM
c.      REN
d.     CLS

141. Which of the following language is close to the human language?
a.     Machine Language
b.     High-Level Language
c.      Low-Level Language
d.     Programming language

142. If an OR gate has 4 variables, then how many possible combinations are present in truth table?
a.     32
b.     34
c.      16
d.     64

143.According to absorption law, A+(A.B) will be equal to?
a.     A
b.     A+1
c.      AB
d.     1+B

144.In a one cylinder hard disk with two platters, how many tracks are present?
a.     32
b.     16
c.      8
d.     4

145. What is a Translator?
a.     Application Software
b.     Translating Software
c.      Low-Level Language
d.     System Software
146. Data duplication in multiple files is called?
a.     Data Redundancy
b.     Data inconsistency
c.      Data Dependence
d.     None of these

147.CYBER 205, CRAY-1 AND CRAY-2 are examples of?
a.     Minicomputer
b.     Microcomputer
c.      Supercomputer
d.     Mainframe

148. PS/2, AT&T, IBM PC and Apple Macintosh are examples of?
a.     Minicomputer
b.     Microcomputer
c.      Supercomputer
d.     Mainframe

149. Calculating machine purposed by J.H.  Muller in 1786 is called?
a.     Electronic Engine
b.     Difference Engine
c.      Analytical Engine
d.     None of the above

150. Which of the following is a first generation computer?
a.     EDVAC
b.     UNIVAC-1
c.      ABACUS
d.     ENIAC

Post a Comment

Previous Post Next Post