Number of minimal set of required file operations are
| A. | two |
| B. | four |
| C. | five |
| D. | six |
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Option: D Explanation : Six basic file operations.
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Which types of file organization are supported by magnetic tape?
| A. | random files |
| B. | contiguous sequential file |
| C. | indexed sequential file |
| D. | all of these |
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Option: B Explanation : Click on Discuss to view users comments. Gokulnath said: (4:05pm on Sunday 30th April 2017)
Answer C:The entire tape had to be written before it was rewoundand read, because tapes are by nature sequential-access devices. Disk systemseliminated this problem by being random-access devices.
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Shared sub-directories and files are example of
| A. | a cyclic graph directory |
| B. | tree structured direction |
| C. | one level directory |
| D. | none of these |
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Option: A Explanation : Click on Discuss to view users comments. |
Consider six files : F1, F2, F3, F4, F5, F6 with corresponding sizes 100, 200, 70, 40, 250 and 50 respectively, the files are to be stored on a sequential device in such a way that as to optimize access time. In what order should the files be stored?
| A. | F6, F5, F4, F3, F2, F1 |
| B. | F1 F2, F3, F4, F5, F6 |
| C. | F5, F2, F1, F3, F6 , F4 |
| D. | F4, F6, F3, F1 F2, F5 |
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Option: D Explanation : Files are arranged according to ascending order of size. Click on Discuss to view users comments. |
Which type of design problem in file system?
| A. | How the file system should look to the user |
| B. | Algorithm and data structure must be created to map the logical file system onto the secondary storage device |
| C. | Both (a) and (b) |
| D. | None of these |
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Option: C Explanation : Click on Discuss to view users comments. |
