Question: Disks allow random access to any file block In_________
Answer:
For direct access, the file is viewed as a numbered sequence of blocks or records. Thus, we may read block 14, then read block 53, and then write block 7. There are no restrictions on the order of reading or writing for a direct-access file.
MCQ: Disks allow random access to any file block In_________
Explanation:
For direct access, the file is viewed as a numbered sequence of blocks or records. Thus, we may read block 14, then read block 53, and then write block 7. There are no restrictions on the order of reading or writing for a direct-access file.
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Related Questions
- 1. The file operations read operation—read next()—reads the next portion of the file and automatically advances a file pointer. Similarly, the write operation—write next() in____________
- 2. The file operations must be modified to include the block number as a parameter. Thus, we have read(n), where <em>n </em>is the block number, rather than read next(), and write(n) rather than write next() in__________
- 3. In a Tape Drive Which of the following Access method is suitable for accessing records?
- 4. In a Disk drive which of the following Access method is suitable for accessing records?
- 5. In a ___________ to locate a desired record, the access method module for this organization searches an index to identify a section of the disk that may contain the record, and searches the record in a file sequentially.
- 6. Which of the following techniques reads records of an input file ahead of the time when they are needed by a process and holds them temporarily in the memory area?
- 7. Which of the following techniques always reads or writes a large block of data, which contains several file records, from or to the I/O medium?
- 8. What is cloud computing?
- 9. Which of the following is not a cloud deployment model?
- 10. What is a computer?
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