121. The advantage of COM are its and
A) Compact size; speed readability
B) Compact size, speed
C) Readability; speed
D) Low cost; readability
Ans : A ( Compact size; speed readability)
122. The BIOS is the abbreviation of .
A) Basic Input Output System
B) Best Input Output System
C) Basic Input Output Symbol
D) Base Input Output System
Ans : A ( Basic Input Output System)
123. Which printer is very commonly used for desktop publishing?
A) Laser printer
B) Inkjet printer
C) Daisywheel printer
D) Dot matrix printer
Ans : A ( Laser printer )
124. IBM 1401 is
A) First Generation Computer
B) Second Generation Computer
C) Third Generation Computer
D) Fourth Generation Computer
Ans : B ( Second Generation Computer )
125. Most of the first generation computers were
A) Special purpose computers
B) General purpose computers
C) Both of above
D) None of above
Ans : A ( Special purpose computers )
126. Floppy disks typically in diameter
A) 3
B) 5.25
C) 8
D) All of above
Ans : D ( All of above )
127. The output quality of a printer is measured by
A) Dot per inch
B) Dot per sq. inch
C) Dots printed per unit time
D) All of above
Ans : B ( Dot per sq. inch )
128. On a PC, how much memory is available to application software?
A) 1024 KB
B) 760 KB
C) 640 KB
D) 560 KB
Ans : C ( 640 KB )
129. In a computer is capable to store single binary bit.
A) Capacitor
B) Flip flop
C) Register
D) Inductor
Ans : B ( Flip flop )
130. What does DMA stand for?
A) Distinct Memory Access
B) Direct Memory Access
C) Direct Module Access
D) Direct Memory Allocation
Ans : B ( Direct Memory Access )
131. Who invented Integrated Circuits?
A) Jack Kilby
B) Robert Noyce
C) Both of above
D) None of above
Ans : C ( Both of above )
132. Operating system, editors, and debuggers comes under?
A) System Software
B) Application Software
C) Utilities
D) None of the above
Ans : A ( System Software )
133. One computer that is not considered a portable is
A) Minicomputer
B) Laptop computer
C) Notebook computer
D) All of above
Ans : A ( Minicomputer )
134. Which of the following is not an electronic computer?
A) ENIAC
B) ABC
C) UNIVAC
D) EDVAC
Ans : B ( ABC )
135. What is the name of the display feature that highlights are of the screen which requires operator attention?
A) Pixel
B) Reverse video
C) Touch screen
D) Cursor
Ans : B ( Reverse video )
136. Which is the largest computer?
A) Mainframe Computer
B) Mini Computers
C) Micro Computers
D) Super Computers
Ans : A ( Mainframe Computer )
137. Which of the following are the best units of data on an external storage device?
A) Bits
B) Bytes
C) Hertz
D) Clock cycles
Ans : B (Bytes )
138. The personal computer industry was started by
A) IBM
B) Apple
C) Compaq
D) HCL
Ans : A ( IBM )
139. What is meant by a dedicated computer?
A) Which is used by one person only
B) Which is assigned one and only one task
C) Which uses one kind of software
D) Which is meant for application software
Ans : B ( Which is assigned one and only one task )
140. Which programming languages are classified as low level languages?
A) Basic, COBOL, FORTRAN
B) Prolog 2, Expert Systems
C) Knowledge based Systems
D) Assembly Languages
Ans : D ( Assembly Languages )