Discussion
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- Question
How many class A, B, and C network IDs can exist?
Options- A. 2,113,658
- B. 16,382
- C. 126
- D. 128
- E. None of the above
- Correct Answer
- 2,113,658
- 1. If a computer's BIOS allows it, you can boot from a CD-ROM.
Options- A. True
- B. False Discuss
- 2. The communication problem involves the
Options- A. analyst and the programmer
- B. manager and the analyst
- C. programmer and the computer
- D. operate and the computer
- E. None of the above Discuss
- 3. Which of the following is not a communication command.
Options- A. write
- B. mesg
- C. mail
- D. grep
- E. None of the above Discuss
- 4. How many bits are required to encode all twenty six letters ten symbols, and ten numerals?
Options- A. 5
- B. 6
- C. 2
- D. 3
- E. None of the above Discuss
- 5. The funds management subsystem attempts to
Options- A. increase cash input
- B. decrease cash output
- C. balance cash inflow with outflow
- D. All of the above
- E. None of the above Discuss
- 6. A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?
Options- A. 1000 V and a series resistance of 10 k Ohm
- B. 100 V and a parallel resistance of 10 k Ohm
- C. 100 V and a series resistance of 10 k Ohm
- D. 1000 V and a parallel resistance of 10 kOhm
- E. None of the above Discuss
- 7. The _____ layer is the layer closest to the transmission medium.
Options- A. transport
- B. network
- C. data link
- D. physical
- E. None of the above Discuss
- 8. You get a CMOS checksum error during bootup. What is most likely the cause?
Options- A. power supply is bad
- B. BIOS needs updating
- C. CMOS battery is nearing end of life
- D. hard drive types are incorrectly defined
- E. None of the above Discuss
- 9. ISDN uses _____ technology.
Options- A. only digital
- B. digital and analog
- C. only analog
- D. neither digital nor analog
- E. mostly digital Discuss
- 10. An example of an analog communication method is
Options- A. laser beam
- B. microwave
- C. voice grade telephone line
- D. All of the above
- E. None of the above Discuss
More questions
Correct Answer: True
Correct Answer: manager and the analyst
Correct Answer: grep
Correct Answer: 6
Correct Answer: balance cash inflow with outflow
Correct Answer: 100 V and a series resistance of 10 k Ohm
Correct Answer: physical
Correct Answer: CMOS battery is nearing end of life
Correct Answer: only digital
Correct Answer: All of the above
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