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- Question
Which of the following statement is correct?
Options- A. Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
- B. Satellite transponders contain a device that echos the radiation without change from one point on earth to another.
- C. Satellite transponder contains devices that transform the message sent from one location on earth to a different code for transmission to another location.
- D. Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations
- E. None of the above
- Correct Answer
- Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
- 1. How can you see the address of the DHCP server from which a client received its IP address?
Options- A. By using Advanced Properties of TCP/IP
- B. By using IPCONFIG/ALL
- C. By using DHCPINFO
- D. By pinging DHCP
- E. None of the above Discuss
- 2. Which of the following statements is incorrect?
Options- A. Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line.
- B. HDLC is a standard synchronous communication protocol.
- C. RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCE indicates that it is ready to accept data.
- D. RTS/CTS is the way the terminal indicates ringing
- E. None of the above Discuss
- 3. If you configure the TCP/IP address and other TCP/IP parameters manually, you can always verify the configuration through which of the following? Select the best answer.
Options- A. Network Properties dialog box
- B. Server Services dialog box
- C. DHCPINFO command-line utility
- D. Advanced Properties tab of TCP/ IP Info.
- E. None of the above Discuss
- 4. What is the default subnet mask for a class A network?
Options- A. 127.0.0.1
- B. 255.0.0.0
- C. 255.255.255.0.0
- D. 255.255.255.0
- E. None of the above Discuss
- 5. The data communication support should include, but is not restricted to
Options- A. file transfer and transaction processing
- B. file and database access
- C. terminal support, electronic mail and voice grams.
- D. All of the above Discuss
- 6. You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 12 hosts and a maximum number of subnets?
Options- A. 255.255.255.192
- B. 255.255.255.224
- C. 255.255.255. 240
- D. 255.255.255.248
- E. 255.255.255.252 Discuss
- 7. Which of the following provides a storage mechanism for incoming mail but does not allow a user to download messages selectively?
Options- A. SMTP
- B. DHCP
- C. IMAP
- D. POP3 Discuss
- 8. Four bits are used for packet sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?
Options- A. 4
- B. 8
- C. 15
- D. 16
- E. None of the above Discuss
- 9. 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
- 10. 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
Networking problems
Search Results
Correct Answer: By using IPCONFIG/ALL
Correct Answer: RTS/CTS is the way the terminal indicates ringing
Correct Answer: Network Properties dialog box
Correct Answer: 255.0.0.0
Correct Answer: All of the above
Correct Answer: 255.255.255. 240
Correct Answer: POP3
Correct Answer: 15
Correct Answer: Immediately
Correct Answer: 1/ (1 - F)
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