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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