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Quiz 3
Solution
Q.1.
Broadband channel is the
The fastest carriers where data transfer rates is of 1 million baud (bits/secon(D) or mor
The slower carriers where data transfer rates is of 56k baud
Musical channel
None of these
Q.2.
Bit stands for
binary digit
one binary piece of information
Both A and B are true
None is true
Q.3.
Bandwidth is
The range of frequencies available for data transmission
Data transmission rate
Alternate for rubber band
None is true
Q.4.
In Broadband system a network system
Several analog signals share the same physical network channel.
Only digital signals share the same physical network channel.
Single analog signals share the same physical network channel.
None of thes
Q.5.
A coding structure in which characters are represented by means of a series of parallel bars is
Bar Code
Menu bar
Numeric bar
None of these
Q.6.
Following is not true for Backup files
These are the files which are generated automatically in when one saves a document.
These files help in protecting the document due to out of order of the computer or power failur
These files delete as soon as computer is turned off
None of these
Q.7.
An algebra that deals with logical propositions which are either true or false is referred as
Boolean algebra
Modern Algebra
Abstract Algebra
None of these
Q.8.
Which of the following is not true of amagnetic disk?
Users can update records by writing over the old data
It provides sequential access to stored data
It is slow relative to magnetic tape
All of the above are true
Q.9.
Which of the following was (were) not used in first-generation computers?
vacuum tubes
punch cards
magnetic core
all of the above
Q.10.
The ________ can be programmed one time by either the manufacturer or the computer user. Once programmed, it cannot be modified.
RAM
ROM
PROM
EPROM
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