Computer Organization and Architecture MCQs Set-17
This section contains more frequently asked Computer Organization and Architecture Fundamental MCQs in the various University Level and Competitive Examinations.
1. Information retrieval is faster from
- Floppy disk
- Magnetic tape
- Hard disk
- None of the above
✅ Correct Answer: C. Hard disk
2. Operating system is
- A collection of hardware components
- A collection of software routines
- A collection of input-output devices
- none of the above
✅ Correct Answer: B. A collection of software routines
3. Operating system
- Link a program with the subroutines it references
- Provides a layered, user-friendly interface
- Enables a programmer to draw a flowchart
- None of the above
✅ Correct Answer: B. Provides a layered, user-friendly interface
4. Execution of two or more programs by a single CPU is known as :
- Multiprocessing
- Time sharing
- Multiprogramming
- None of the above
✅ Correct Answer: C. Multiprogramming
5. Modem stands for
- A type of secondary memory
- Modulator demodulator
- Mainframe operating device memory
- None of the above
✅ Correct Answer: B. Modulator demodulator
6. Typical data transfer rate in LAN are of the order of
- Bits per sec
- Kilo bits per sec
- Mega bits per sec
- None of the above
✅ Correct Answer: C. Mega bits per sec
7. Ethernet uses
- Bus topology
- Ring topology
- Mesh topology
- None of the above
✅ Correct Answer: A. Bus topology
8. Wide area networks (WANs) always require
- High bandwidth communication source link
- High speed processors
- Same type
- None of the above
✅ Correct Answer: D. None of the above
9. Typical bandwidth of optical fibers is
- Order of GHz
- Order of KHz
- Order of Hz
- None of the above
✅ Correct Answer: A. Order of GHz
10. A large number of computers in a wide geographical area can be efficiently connected by
- Twisted pair lines
- Coaxial cables
- Communications satellites
- None of the above
✅ Correct Answer: C. Communications satellites