Discussion
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- Question
Communication between computers is almost always
Options- A. serial
- B. parallel
- C. series parallel
- D. direct
- E. None of the above
- Correct Answer
- serial
- 1. The term "remote job entry" relates to
Options- A. batch processing
- B. realtime processing
- C. transaction processing
- D. distributed processing
- E. None of the above Discuss
- 2. Which of the following specifies the network address and host address of the computer?
Options- A. The IP address
- B. The TCP address
- C. The subnet mask
- D. The default gateway
- E. None of the above Discuss
- 3. A hard copy would be prepared on a
Options- A. typewriter terminal
- B. line printer
- C. plotter
- D. All of the above
- E. None of the above Discuss
- 4. What protocol is used between E-Mail servers?
Options- A. FTP
- B. SMTP
- C. SNMP
- D. POP3 Discuss
- 5. In a PC to telephone hookup for long distance communication, modem is connected between the telephone line and
Options- A. PC
- B. synchronous port
- C. crossover cable
- D. asynchronous port
- E. None of the above Discuss
- 6. Which of the following is considered a broadband communications channel?
Options- A. coaxial cable
- B. fiber optic cable
- C. microwave circuits
- D. satellites systems
- E. All of the above Discuss
- 7. What is the port number for POP3?
Options- A. 110
- B. 90
- C. 80
- D. 49 Discuss
- 8. Which of the following performs modulation and demodulation?
Options- A. fiber optic
- B. satellite
- C. coaxial cable
- D. modem
- E. None of the above Discuss
- 9. Which of the following statement is correct?
Options- A. A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun.
- B. A spin stabilized satellite uses solar panels whose cells are continually oriented toward the sun
- C. Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations.
- D. satellite transponders use a single frequency for reception and transmission from one point on earth to another
- E. None of the above Discuss
- 10. On a class C network with a subnet mask of 192, how many subnets are available?
Options- A. 254
- B. 62
- C. 30
- D. 14
- E. 2 Discuss
Networking problems
Search Results
Correct Answer: batch processing
Correct Answer: The IP address
Correct Answer: All of the above
Correct Answer: SMTP
Correct Answer: asynchronous port
Correct Answer: All of the above
Correct Answer: 110
Correct Answer: modem
Correct Answer: A spin stabilized satellite used solar cells mounted on a cylinder body that continuously rotates so that 40 a time and it also uses gyroscopic action of a spinning satellite to maintain its orientation towards the earth and the sun.
Correct Answer: 2
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