Related Questions

Which none of the following is an example of file compression software in a computer?
A Win Compress
B MS Compress
C Win Zip
D MS File Zip
A software requirement specification is : i) A contract between developers and clients specifying what the developers will produce for the clients. ii) A specification of the features that the target software deliverable must have iii) A specification of the personal and resources that will be committed to the software development effort
A i only
B ii only
C i and ii only
D i and iii only
Which command will be used to display a column file compression ratio for each file of Double spaced disk?
A DIR/W
B DIR/S
C DIR/B
D DIR /C (/C switch introduced in DOS version 6.00)
E None of the above
Which of the following file organizations is most efficient for a file with a high degree of file activity?
A sequential
B ISAM
C VSAM
D B-Tree index
E All of the above
Highest useful compression ratio (HUCR) is the highest compression ratio at which the
A Engine can run
B Engine gives maximum output
C Engine is most efficient
D Fuel can be used in a test engine without knocking
The work done in isothermal compression compared to that in adiabatic compression will be
A Less
B More
C Same
D More or less depending upon the extent of work done
Ratio of permissible stress in direct compression and bending compression is
A Less than 1
B Between 1 and 1.5
C Between 1.5 and 2.0
D Greater than 2
The advantage of multistage compression over single stage compression is
A Lower power consumption per unit of air delivered
B Higher volumetric efficiency
C Decreased discharge temperature
D All of the above
For minimum work in multistage compression, assuming same index of compression in all stages
A Work done in first stage should be more
B Work done in subsequent stages should increase
C Work done in subsequent stages should decrease
D Work done in all stages should be equal
For a two stage compressor, if index of compression for higher stage is greater than index of compression for lower stage, then the optimum pressure as compared to ideal case will
A Increase
B Decrease
C Remain unaffected
D Other factors control it

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