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  • Question
  • What protocol is used between E-Mail servers?


  • Options
  • A. FTP
  • B. SMTP
  • C. SNMP
  • D. POP3

  • Correct Answer
  • SMTP 


  • Networking problems


    Search Results


    • 1. 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
    • 2. For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for?

    • Options
    • A. Recognised standard
    • B. Random sequence
    • C. Recommended standard
    • D. Registered source
    • E. None of the above
    • Discuss
    • 3. Which IP address class has few hosts per network?

    • Options
    • A. D
    • B. C
    • C. B
    • D. A
    • E. None of the above
    • Discuss
    • 4. Data link layer retransmits the damaged frames in most networks. If the probability of a frame's being damaged is p, what is the mean number of transmissions required to send a frame if acknowledgements are never lost.

    • Options
    • A. P I (K + 1)
    • B. KIK (1 + F)
    • C. 1/ (1 - F)
    • D. K I (K - P)
    • E. None of the above
    • Discuss
    • 5. When using the loopback address, if TCP/IP is installed correctly, when should you receive a response?

    • Options
    • A. Immediately
    • B. Only if the address fails
    • C. After the next host comes online
    • D. Within two minutes
    • E. None of the above
    • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. Communication between computers is almost always

    • Options
    • A. serial
    • B. parallel
    • C. series parallel
    • D. direct
    • E. None of the above
    • Discuss
    • 10. 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


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