GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
6. | When a disk stack is serviced by a comb-like access mechanism, there is one read/write head for each | ||
A. | disk | ||
B. | disk surface | ||
C. | track | ||
D. | cylinder | ||
7. | In comparison to the internal (main) memory, tape or disk memory is | ||
A. | slower and more expensive | ||
B. | slower and less expensive | ||
C. | faster and more expensive | ||
D. | faster and less expensive | ||
8. | Which of the following input/output devices is not associated with personal computers? | ||
A. | mice | ||
B. | color monitors | ||
C. | punched cards | ||
D. | dot-matrix printers | ||
9. | The ALU of a computer responds to the commands coming from | ||
A. | primary memory | ||
B. | control section | ||
C. | external memory | ||
D. | cache memory | ||
10. | The heart of any computer is the | ||
A. | CPU | ||
B. | Memory | ||
C. | I/O Unit | ||
D. | Disks | ||