Networking problems
- 1. Interconnected networks need communication processors such as switches, routers, hubs, and gateways. Select the best fit for answer:
Options- A. TCP/IP
- B. Protocol
- C. Open Systems
- D. Internetwork processor Discuss
Correct Answer: Internetwork processor
- 2. Which of the following network access standard is used for connecting stations to a packet-switched network?
Options- A. X.3
- B. X.21
- C. X.25
- D. X.75
- E. None of the above Discuss
Correct Answer: X.25
- 3. A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used.
Options- A. 500 Kbps
- B. 32 Kbps
- C. 8 Kbps
- D. 64 Kbps. Discuss
Correct Answer: 64 Kbps.
- 4. If communication software can be called the "traffic cop" of a micro communication system, then what should the modem be called?
Options- A. Park
- B. Bridge
- C. Interface
- D. Link
- E. None of the above Discuss
Correct Answer: Bridge
- 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
Correct Answer: All of the above
- 6. 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
Correct Answer: 255.0.0.0
- 7. 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
Correct Answer: Network Properties dialog box
- 8. 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
Correct Answer: RTS/CTS is the way the terminal indicates ringing
- 9. 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
Correct Answer: By using IPCONFIG/ALL
- 10. 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 Discuss
Correct Answer: Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
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