Computer System Structures Interview Questions Part5

59) Question: From the given data
Bytes/Sector = 500
Sectors/Track = 50
Tracks/Platter = 150
Platters/ Hard Disk = 10
Data Transfer rate = 10 millisecs per byte
Total number of millisecs taken to transfer all the bytes in the hard disk?
1) 500 x 50 x 10 x 10
2) 500 x 50 x 150 x 10
3) 500 x 50 x 150 x 10 x10
4) 500 x 150 x 10 x10
Answer: 3
60) From the given data
Bytes/Sector = 500
Sectors/Track = 50
Tracks/Platter = 150
Platters/ Hard Disk = 10
Data Transfer rate = 10 millisecs per byte
Total number of millisecs taken to transfer the bytes from one single platter?
1) 500 x 50 x 150 x 10
2) 500 x 50 x 10
3) 500 x 150 x 50 x 10
4) 500 x 150 x 10 x10
Answer: 1
61) From the given data
Bytes/Sector = 500
Sectors/Track = 50
Tracks/Platter = 150
Platters/ Hard Disk = 10
Data Transfer rate = 10 millisecs per byte
Total number of milliseconds taken to transfer all the bytes from a cylinder cylinder?
1) 500 x 50 x 10 x 10
2) 500 x 150 x 50
3) 500 x 150 x 10 x10
4) 50 x 150 x 10 x10
Answer: 1
62) In a Hard disk,
Bytes per sector = 512
Sectors/track = 63
Number of Magnetic disks = 5
Tracks / platter = 50
Total number of bytes in a cylinder is ________
13) 512X 63X 5
14) 512X 50X 5
15) 512X 63 X 50
16) 512 X 5
Answer: 1
63) In a Hard disk,
Bytes per sector = 512
Sectors/track = 63
Number of Magnetic disks = 5
Tracks / platter = 50
The total number of bytes/platter is _____
17) 512X 63X 5
18) 512X 50X 5
19) 512X 63 X 50
20) 512 X 5
Answer: 3
64) In a Hard disk,
Bytes per sector = 512
Sectors/track = 63
Number of Magnetic disks = 5
Tracks / platter = 50
The total number of cylinders in the hard disk is_______.
1) 63
2) 50
3) 512
4) 63 X 5
Answer: 2
65)The size of single unit of allocation on disk is called ____.
5) Sector size
6) Page size
7) Segment size
8) File size
Answer: 1
66) MS-DOS supports multiprogramming fully. True / False?
Answer: False
67) Which of the following is crucial time while accessing data on the disk?

1) Seek time
2) Rotational time
3) Transmission time
4) Waiting time

Ans: 1

68) A __________ is software that manages the time of a microprocessor to ensure that all time critical events are processed as efficiently as possible. This software allows the system activities to be divided into multiple independent elements called tasks.

1) Kernel
2) Shell
3) Processor
4) Device Driver

Ans: - 1