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Computer Multiple Choice Question Computere Fundamental Set-5

1. plotter accuracy is measured in terms of repeatability and
a. buffer size
b. resolution
c. vertical dimension
d. intelligence      
2. The number of records contained within a block of data on magnetic tape is defined by the
a. Block definition
b. Record contain clause
c. Blocking factor
d. Record per block     
3. Which of the following memory medium is not used as main memory system?
a. Magnetic core
b. Semiconductor       
c. Magnetic tape
 d. Both semiconductor and magnetic tape    
4. An integrated circuit is
a. A complicated circuit
b. An integrating device
c. Much costlier than a single transistor
d. Fabricated on a tiny silicon chip  
5. Which of the following are the two main components of the CPU?
a. Control unit and registers
b. Registers and main memory
c. Control Unit and ALU
d. ALU and bus     
6. Which of the following file organization is most efficient for a file with a high degree of file activity?
a. Sequential
d. B-Tree Index             
7. The advantage of COM are its … and …
a. Compact size; speed readability
b. Compact size, speed
c. Readability; speed
d. Low cost; readability                                                

8. Which of the following is not true for a magnetic disk?
a. It is expensive relative to magnetic tape
b. It provides only sequential access to stored data
c. Users can easily update records by writing over the old data
d. All of above    
9. Which of the following does not affect the resolution of a video display image?
a. Bandwidth
b. Raster scan rage
c. Vertical and horizontal lines of resolution
d. Screen size        
10. The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,
a. Capacitance keyboard
b. Mechanical keyboard
c. Qwerty keyboard
d. Dvorak keyboard
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