Discussion
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- Question
On a class B network, how many subnets are available with a subnet mask of 248?
Options- A. 2
- B. 6
- C. 30
- D. 62
- E. 126
- Correct Answer
- 30
- 1. What is the first octet range for a class A IP address?
Options- A. 1 - 126
- B. 192 - 255
- C. 192 - 223
- D. 1 - 127
- E. 128 - 191 Discuss
- 2. The main difference between TCP and UDP is
Options- A. UDP is connection oriented where as TCP is datagram service
- B. TCP is an Internet protocol where as UDP is an ATM protocol
- C. UDP is a datagram where as TCP is a connection oriented service
- D. All of the above Discuss
- 3. Which of the following medium access control technique is used for bus/tree?
Options- A. token ring
- B. token bus
- C. CSMA
- D. MAC
- E. None of the above Discuss
- 4. Which of the following is not a standard synchronous communication protocol?
Options- A. SDLC
- B. SMTP
- C. SLIP
- D. PAS
- E. None of the above Discuss
- 5. The 32-bit internet address 10000000 00001010 00000010 00011110 will be written in dotted decimal notation as
Options- A. 148.20.2.30
- B. 164.100.9.61
- C. 210.20.2.64
- D. 128.10.2.30
- E. None of the above Discuss
- 6. Which of the following communications lines is best suited to interactive processing applications?
Options- A. narrowband channels
- B. simplex lines
- C. full-duplex lines
- D. mixed band channels
- E. None of the above Discuss
- 7. In OSI network architecture, the routing is performed by
Options- A. network layer
- B. data link layer
- C. transport layer
- D. session layer
- E. None of the above Discuss
- 8. An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as
Options- A. Cyclic redundancy check
- B. Checksum
- C. Error detecting code
- D. Error rate
- E. None of the above Discuss
- 9. What is the name of the device that connects two computers by means of a telephone line?
Options- A. Tape
- B. modem
- C. bus
- D. cable
- E. None of the above Discuss
- 10. The area of coverage of a satellite radio beam is known as
Options- A. Footprint
- B. Circular polarization
- C. Beam width
- D. Identity
- E. None of the above Discuss
Networking problems
Search Results
Correct Answer: 1 - 126
Correct Answer: UDP is a datagram where as TCP is a connection oriented service
Correct Answer: token bus
Correct Answer: PAS
Correct Answer: 128.10.2.30
Correct Answer: full-duplex lines
Correct Answer: network layer
Correct Answer: Cyclic redundancy check
Correct Answer: modem
Correct Answer: Footprint
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