CS609 Solved Quiz 1 by VUBuddy

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CS609 QUIZ 1 SOLVED

Q1. The data structure that is maintained by the DOS in the boot block of each drive is known as:

1. FCB
2. DPB
3. BPB
4. RDB

Correct answer: BPB

Q2. DMA Request register can be used to simulate a DNA request through software in case of ___.

1. Memory to memory transfer
2. Memory to I/O transfer
3. Memory to O/I transfer
4. None of the given

Correct answer: Memory to memory transfer

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Q3. In dos we have limit of ___.

1. 128 blocks per cluster
2. 256 blocks per cluster
3. 32 blocks per cluster
4. 64 block per cluster

Correct answer: 128 blocks per cluster

Q4. Last ___ bytes of data part in partitioning table are the partition table signature.

1. 2
2. 4
3. 6
4. 8

Correct answer: 2

5. Information about further partitioned drives is available at ___ physical block of extended partition.

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a) First

b) Second c) Third d) Fourth

Q6. Bit no. ___ of mode register in DMA determines the direction of a transfer.

1. 2
2. 3
3. 4
4. 5

Correct answer: 5

Q7. An addressable unit on disk can be addressed by three parameters ___.

1. head #, sector # and track #
2. HD #, AH # and track #
3. Hd0 #, sector # and track #

Correct answer: head #, sector # and track #