A modulator is used to convert?
a. Analog signal to digital signal
b. Digital signal to analog signal
c. Both a and b
d. None of the above
52. Which one of the following is a dot matrix printer?
a. Drum Printer
b. Impact Printer
c. Inkjet Printer
d. Laser Printer
53. What is the abbreviation of CRT?
a. Crystal Rays Tube
b. Clarity Rays Tube
c. Cathode Rays Tube
d. None of the above
54. Which of the following program translate one statement of program
instructions at a time into machine language?
a. Simulator
b. Compiler
c. Interpreter
d. CPU
55. What is the abbreviation of NTFS?
a. New Technology File System
b. Network File Saving
c. New Trend File Saving
d. None of the above
56. In MS windows what is the function of the F1 key?
a. Refresh
b. Save
c. Exit
d. Help
57. 1 Gigabyte of data is equal to?
a. 1024 Megabyte
b. 1024 Kilobyte
c. 1024 bytes
d. 1024 bits
58. In computer most widely used code to represent the characters?
a. EBCDIC
b. BCD
c. ASCII
d. None of these
59. What type of reader is used to read the bank cheque?
a. Bar-code-reader
b. Magnetic-ink reader
c. Optical –mark reader
d. None of the above
60. Which device store the information that helps the computer startup?
a. Hard Disk
b. ROM
c. RAM
d. Keyboard
61. The process of moving data and instructions between storage and
memory is called?
a. Exchanging
b. Pipelining
c. Swapping
d. Volatility
62. Which of the following device notify the system software, when a key is
pressed?
a. Keyboard Handler
b. Keyboard Buffer
c. Keyboard Controller
d. Keyboard
63. Which of the following company introduced DOS?
a. IBM
b. Bell Lab
c. Microsoft
d. Xerox
64. The operating system based on the open-source software is?
a. Linux
b. Windows NT
c. Windows 2000
d. Unix
65. The time taken by a device to begin reading data is called?
a. Write Time
b. Access Time
c. Read Time
d. Seek Time
66. The raid technology which contributes to fault tolerance is?
a. Data Stripping
b. Tolerant Computing
c. Disk Mirroring
d. None of above
67. What is the abbreviation of WAN?
a. Metropolitan Area Network
b. Manufactured Arrangement of Networks
c. Marked Area Network
d. None of the above
68. Which of the following software is used for workgroup computing?
a. Groupware
b. Freeware
c. Shareware
d. Both a & b
69. The standards that were developed without any formal planning are?
a. ISO
b. De Jure
c. De Facto
d. Both a & b
70. Identify the LAN protocol from the following?
a. Token Ring
b. ARC net
c. Ethernet
d. All of the above
71. The bottom most layer of ISO system is called?
a. Transport Layer
b. Physical Layer
c. Network Layer
d. Data Link Layer
72. In which of the following data is transmitted block by block?
a. Asynchronous
b. Synchronous
c. Analog
d. Digital
73. Which of the following is an important property of Optical Fiber Cable?
a. Interference
b. Reflection
c. Refraction
d. None of the above
74. In which of the following analog data is converted into digital?
a. Conversion
b. Digitalization
c. Demodulation
d. Modulation
75. The memory that can be re-written by using the electrical device?
a. EPROM
b. EEPROM
c. ROM
d. PROM
76. Which of the following is a polymorphic virus?
a. Logic Bomb
b. Chernobyl
c. Trojan Horse
d. Rudolf
77. World Wide Web uses which of the following protocol?
a. HTTP
b. FTP
c. Ethernet
d. TCP/IP
78. Which of the following primary key consists of more than one attribute?
a. Global Key
b. Multivalued Key
c. Composite Key
d. Foreign Key
79. An attribute in the database is also called?
a. Field
b. Row
c. Relation
d. Tuple
80. Who developed the C language?
a. John Backus
b. Charles Babbage
c. Dennis Ritchie
d. Van Neumann
81. A space allocated for some data that can be changed is called?
a. Floating Point
b. Integer
c. Constant
d. Variable
82. Which of the following allows to extract specific information from
the database?
a. Records
b. Reports
c. Forms
d. Queries
83. The instructions which are given to the compiler before the start of
accrual program is called?
a. C instruction
b. Linking Instruction
c. Preprocessor Directive
d. C statement
84. Which of the following key combination is used to run C program?
a. Ctrl+F9
b. Alt+F5
c. Ctrl+S
d. Alt+F9
85. In the different table, different attributes having the same names are
called?
a. Mutual Exclusive
b. Homonym
c. Synonym
d. Acronym
86. What is an SQL?
a. Software
b. Object-Oriented Langauge
c. Structured Language
d. Unstructured Language
87. The Loop which continues and never ends is called?
a. Nested Loop
b. Running Loop
c. Continues Loop
d. Infinite Loop
88. Which of the following term is also used for a conditional operator?
a. Ternary
b. Selective
c. Iteration
d. Binary
89. How many total keywords are in C?
a. 50
b. 32
c. 66
d. 54
90. What is the abbreviation of CIM?
a. Computer Intel Marketing
b. Computer International Management
c. Copy in Memory
d. Computer Integrated Manufacturing
91. Which of the following register control the sequence in which the instructions are fetched?
a. DAR
b. DR
c. IR
d. PC
92. In which of the following the access time for memories is measured?
a. Milliseconds
b. Nanoseconds
c. Microseconds
d. Hertz
93. An entity in the database that consists of various components is called?
a. Objects
b. Entities
c. Properties
d. Tools
94. In cascading deletion which of the following term is related?
a. Indexing
b. Referential Integrity
c. Data Indexing
d. Data Integrity
95. What is the abbreviation of ATM?
a. Automatic Ticketing Machine
b. Analog Teller Machine
c. Automatic Teller Machine
d. Automatic Talking Machine
96. Which of the following is known as “father of computer science”?
a. Blaise Pascal
b. Dr. Herman Hollerith
c. Howard Aiken
d. Charles Babbage
97. Which of the following was the first calculating device?
a. Difference Engine
b. Analytical Engine
c. Abacus
d. None of the above
98. Pentium II was which of following generation computer?
a. Fifth
b. Fourth
c. Third
d. Second
99. Which of the following was a first computer to use vacuum tubes?
a. UNIVAC
b. EDVAC
c. ENIAC
d. MARK I
100. Identify the non-pointing device from the following?
a. Trackball
c. Mouse
d. None of the above