This set of Computer Organization Questions and Answers for Freshers focuses on “SCSI BUS-2”.
1. SCSI stands for ________
a) Small Computer System Interface
b) Switch Computer system Interface
c) Small Component System Interface
d) None of the mentioned
View Answer
Explanation: The SCSI BUS is one of the expansion BUSes used in a system.
2. ANSI stands for _________
a) American National System Interface
b) ASCII National Standard Interface
c) American Network System Interface
d) American National Standard Institute
View Answer
Explanation: This a standard for designing BUSes and other system components.
3. A narrow SCSI BUS has _____ data lines.
a) 6
b) 8
c) 16
d) 4
View Answer
Explanation: The SCSI BUS which is narrow is capable of transferring 8 bits of data at a time.
4. Single ended transmission means _________
a) That all the signals have a similar bit pattern
b) That the signals have a common source
c) That the signals have a common ground return
d) That the signals have a similar voltage signature
View Answer
Explanation: These type of signals are a common feature of the SCSI BUS.
5. HVD stands for _________
a) High Voltage Differential
b) High Voltage Density
c) High Video Definition
d) None of the mentioned
View Answer
Explanation: This is a type of signaling which uses 5v of current.
6. For better transfer rates on the SCSI BUS the length of the cable is limited to ______
a) 2m
b) 4m
c) 1.3m
d) 1.6m
View Answer
Explanation: To increase the transmission rate in SCSI in SE mode of transfer the wire length is restricted to 1.6m.
7. The maximum number of devices that can be connected to SCSI BUS is ______
a) 12
b) 10
c) 16
d) 8
View Answer
Explanation: None.
8. The SCSI BUS is connected to the processor through _____
a) SCSI Controller
b) Bridge
c) Switch
d) None of the mentioned
View Answer
Explanation: This is used to coordinate and monitor the data transfer over the BUS.
9. The mode of data transfer used by the controller is _____
a) Interrupt
b) DMA
c) Asynchronous
d) Synchronous
View Answer
Explanation: None.
10. The data is stored on the disk in the form of blocks called _____
a) Pages
b) Frames
c) Sectors
d) Tables
View Answer
Explanation: The data is stored on the disk in the form of a collection of blocks called as sectors.
Sanfoundry Global Education & Learning Series – Computer Organisation and Architecture.
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