Computer GK Questions And Answers :: Computer Fundamentals










Computer GK QUESTIONS AND ANSWERS 25 to 32

25. In BASIC, description comments are put in the source program with the

PRINT statement
REMARK statement
INPUT statement
DATA statement

26. Which command is used to display all the files having the (.exe) extension but different filename?

Dir filename.*
Dir filename.ext
Dir *.sys
Dir *.ext

27. CHKDSK command is used to

Analyze the hard disk error
Diagnose the hard disk error
Report the status of files on disk
All of the above

28. In which year the first operating system was developed

1910
1940
1950
1980

29. Which command should be used to display all files within the specified subordinate directory of the subdirectory?

Dir \ pathname
Dir \ pathname\pathname
Dir / ch
Dir \pathname\filename

30. In communication satellite, multiple repeaters are known as

detector
modulator
stations
transponders

31. Which of the following is an advantage to using fiber optics data transmission?

resistance to data theft
fast data transmission rate
low noise level
all of above

32. The channel in the data communication model can be

ostal mail services
elephone lines
adio lines
ny of the above

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