Computer GK QUESTIONS AND ANSWERS 121 to 128
121. Which of hte following is not characteristic of COBOL |
| it is a very standardized language |
| it is a very efficient in terms of coding and execution |
| it has limited facilities for mathematical notation |
| it is very readable language |
122. In a synchronous modem, the digital-to-analog converter transmits signal to the |
| equilizer |
| modulator |
| demodulator |
| terminal |
123. Communiction circuits that transmit data in both directions but not at the same time are operating in |
| a simplex mode |
| a half duplex mode |
| a full duplex mode |
| an asynchronous mode |
124. Which command be used to ask you to confirm that you want to delete the directory? |
| Deltree |
| Deltree/f |
| Del *.*/p |
| Erase *.* |
125. CPU does not perform the operation |
| data transfer |
| logic operation |
| arithmetic operation |
| all of above |
126. Which of the following does not allow multiple uses or devices to share one communication line? |
| doubleplexer |
| multiplexer |
| concentrator |
| controller |
127. Operating System is like a |
| Parliament |
| Secretary |
| Government |
| None of the above |
128. An entire path name, consisting of several sub-directory names can contain upto |
| 13 character |
| 36 character |
| 63 character |
| 53 character |
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