IT &computer MCQ section 6 Practice Questions Answers Test with Solutions & More Shortcuts
IT & computer PRACTICE TEST [7 - EXERCISES]
IT &computer MCQ section 1
IT &computer MCQ section 2
IT &computer MCQ section 3
IT &computer MCQ section 4
IT &computer MCQ section 5
IT &computer MCQ section 6
IT &computer MCQ section 7
Question : 31 [SSC CGL 2015]
After ‘PROM’ is programmed, we can only ____ the information.
a) read and write
b) read
c) write
d) remove
Answer »Answer: (b)
PROM (Programmable Read-Only Memory) is a memory chip on which data can be written only once. Once it is programmed, data is permanent and it cannot be erased.
The information is stored permanently in the memory cell. We can only read that data but cannot write data on it.
Question : 32 [SSC CGL 2016]
In IT the technique that is used to increase the bandwidth is
a) Memory Intraleaving
b) Memory Management
c) Memory Interleaving
d) Memory Leaving
Answer »Answer: (c)
Interleaving is commonly used in pipelined processors to increase the memory bandwidth beyond the bandwidth of a single memory module (or bank).
The performance of interleaved memory systems depends on the number of banks, the bank cycle time, the number of processors and the pattern of requests generated.
The design of such systems involves a number of trade-offs which are dominated by the nature of interrelationships between these factors.
Question : 33 [SSC Stenographer 2016]
In present day computing, which code is used and is accepted worldwide?
a) EBCDIC
b) ASCII
c) Hollerith Code
d) ISCII
Answer »Answer: (b)
American Standard Code for Information Interchange (ASCII) is the predominant character set encoding of present-day computers.
ASCII codes represent text in computers, telecommunications equipment, and other devices.
Most modern character encoding schemes are based on ASCII, although they support many additional characters.
Question : 34 [SSC MTS 2014]
Dot Matrix Printers, when compared to Laser Printers are
a) Less expensive
b) Quieter
c) Faster
d) More expensive
Answer »Answer: (a)
A dot matrix printer is a printer that uses dots to print letters and even pictures. They can only print one colour.
The advantages of using them are:
- low purchase cost,
- can handle multipart forms,
- cheap to operate,
- just new ribbons,
- rugged and low repair cost and
- the paper is completely connected.
This allows printing long banners that span across several sheets of paper.
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IT & computer Shortcuts »
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