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Free download in PDF Computer Awareness Multiple Choice Questions(MCQs) & Answers. These multiple choice questions on Computer Science are very useful for NIELIT, BCA, B.Sc. MCA, M.Sc. B.Tech, M.Tech, BE, ME students an interview for various positions like Web Developer, System Analyst etc.
(1)
In addition to keying data directly into a database, data entry can be done from a(n)
[A]
input form
[B]
table
[C]
field
[D]
data dictionary
(2)
The term _______ designates equipment that might be added to a computer system to enhance its functionality.
[A]
digital device
[B]
system add-on
[C]
disk pack
[D]
peripheral device
Answer: peripheral device
(3)
A tuple is a
[A]
column of a table
[B]
two-dimensional table
[C]
row of a table
[D]
key of a table
(4)
What menu is selected to change the font and style?
[A]
Tools
[B]
File
[C]
Format
[D]
None of these
(5)
__ was the precursor to internet as we know it today?
[A]
ARPANET
[B]
USENET
[C]
TELNET
[D]
None of these
(6)
A small amount of memory included in the processor for high speed access id called-
[A]
Register
[B]
Cache
[C]
RAM
[D]
ROM
(7)
Specialized programs that allow particular input or output devices to communicate with the rest of the computer system are called ____.
[A]
operating systems
[B]
utilities
[C]
device drivers
[D]
Connectors
(8)
The first graphical web browser are?
[A]
Gopher
[B]
WAIS
[C]
CERN
[D]
Mosaic
(9)
A device designed to read information encoded onto a small plastic card is .
[A]
light pen
[B]
pun chard card
[C]
magnetic tape
[D]
badge reader
(10)
The attributes and methods for each object are stored in.
[A]
an object instance
[B]
an object connection
[C]
an assembly structure
[D]
an object repository
Answer: An object repository
(11)
The software component of an expert system that draws conclusions is the.
[A]
user interface
[B]
database
[C]
inference engine
[D]
model base
(12)
In laser printers, printing is achieved by deflecting laser beam on to surface of a drum
[A]
magnetized
[B]
photosensitive
[C]
magnetic
[D]
None of these
(13)
What are the units used to count the speed of a printer?
[A]
CPM
[B]
DPI
[C]
PPM
[D]
BIT
(14)
A byte represents a group of
[A]
10 bits
[B]
40 bits
[C]
8 bits.
[D]
22 bits
(15)
MS-DOS is usually supplied on a
[A]
hard disk
[B]
cartridge tape
[C]
CD ROM
[D]
floppy disk or diskettes
Answer: floppy disk or diskettes
(16)
Who invented world wide web?
[A]
Mosaic corporation
[B]
Opera corporation
[C]
Tim berner lee
[D]
Vint cert
(17)
A thing present in real world in physical form is called____.
[A]
DBMS
[B]
Entity
[C]
Modulation
[D]
Keywords
(18)
A program that generally has more user-friendly interface than a DBMS is called a ____?
[A]
front end
[B]
repository
[C]
back end
[D]
None of these
(19)
In MS Word Key F12 opens ____?
[A]
Save dialog box
[B]
print dialog box
[C]
New dialog box
[D]
Save as dialog
(20)
Which of the following is not a type of key?
[A]
Alphabetic Keys
[B]
Numeric keys
[C]
Function keys
[D]
None of these
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