Computer GK QUESTIONS AND ANSWERS 17 to 24
17. Pipeline implement |
| fetch instruction |
| decode instruction |
| fetch operand |
| all of abve |
18. The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called? |
| monochip |
| microprocessor |
| ALU |
| control unit |
19. What is the control unit's function in the CPU? |
| To transfer data to primary storage |
| to store program instruction |
| to perform logic operations |
| to decode program instruction |
20. Which of the following performs modulation and demodulation? |
| fiber optics |
| satellite |
| coaxial cable |
| modem |
21. Which of hte following is considered a broad band communication channel? |
| coaxial cable |
| fiber optics cable |
| microwave circuits |
| all of above |
22. The interactive transmission of data within a time sharing system may be best suited to |
| simplex lines |
| half-duplex lines |
| full duplex lines |
| biflex-lines |
23. Which of the following is most oriented to scientific programming? |
| FORTRAN |
| COBOL |
| BASIC |
| PL/1 |
24. To copy the hidden system files of DOS to another disk you can use the command |
| Copy |
| Ren |
| Sys |
| Diskcopy |
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