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Operating Systems Concepts - Section 9 Multiple Questions and Answers.
| 16. | The command interpreter | ||
| A. | is usually the primary user interface | ||
| B. | requires fixed format commands | ||
| C. | is menu drive | ||
| D. | is quite different from the SCL interpreter | ||
| 17. | A task in a blocked state | ||
| A. | is executable | ||
| B. | is running | ||
| C. | must still be placed in the run queues | ||
| D. | is waiting for same temporarily unavailable resources | ||
| 18. | System maintenance: | ||
| A. | is usually not necessary | ||
| B. | is necessary on all systems, regardless of how good | ||
| C. | is not required if the system is well written | ||
| D. | always requires several programs | ||
| 20. | A linker | ||
| A. | creates a load module | ||
| B. | is not necessary with variable partitions | ||
| C. | must be run after the loader | ||
| D. | is not needed with a good compiler | ||
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