| 481. | What is the maximum speed of fast ethernet |
| a. | 1 Mbps |
| b. | 10 Mbps |
| c. | 100 Mbps |
| d. | 1000 Mbps |
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Answer: (c).100 Mbps
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| 482. | The TCP and UDP protocol works in which layer of the OSI Model |
| a. | Transport |
| b. | Session |
| c. | Network |
| d. | Application |
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Answer: (a).Transport
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| 483. | The inter connectivity of Computers to a common server within a small area is known as |
| a. | LAN |
| b. | WAN |
| c. | MAN |
| d. | SWAN |
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Answer: (a).LAN
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| 484. | In respect of TCP/IP, which one of the following is NOT correct |
| a. | The Internet protocol suite is commonly known as TCP/IP |
| b. | The Link Layer provides process-to-process data exchange for applications |
| c. | The internet layer provides inter newvorking between independent networks |
| d. | The transport layer handles host-to-host communication |
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Answer: (b).The Link Layer provides process-to-process data exchange for applications
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| 485. | Which of the following is not a function of the network layer? |
| a. | Connectionless communication |
| b. | Host addressing |
| c. | Message forwarding |
| d. | Convert data bits into frames |
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Answer: (d).Convert data bits into frames
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| 486. | In respect of Ethemet, which one of the following is NOT correct |
| a. | According to Ethernet, network contains both medium access layer (MAC) and physical layer |
| b. | In MAC layer, for collision control IEEE 802.3 uses CSMA/CD |
| c. | According to CSMA schemes, that there is predictable or scheduled time for any station to transmit |
| d. | In IEEE 802.3 connections between nodes and infrastructure devices are made using copper or optical fiber cables. |
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Answer: (c).According to CSMA schemes, that there is predictable or scheduled time for any station to transmit
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| 487. | In respect of LANs- which one of the following is NOT correct |
| a. | A LAN is a privately owned network that operates within and nearby a single building |
| b. | Compared to wireless networks, wired LANs provide faster speed and better security |
| c. | Different LANs can be connected with a device called Ethernet card |
| d. | LANs can transmit data at a rate upto 10 Gbps |
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Answer: (c).Different LANs can be connected with a device called Ethernet card
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| 488. | Which of the following is false, with regard to TCP/UDP? |
| a. | TCP is connection oriented, but UDP is a connectionless service |
| b. | TCP provides a reliable service, but UDP provides an unreliable |
| c. | TCP and UDP both are connectionless as well as reliable |
| d. | None of the above |
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Answer: (c).TCP and UDP both are connectionless as well as reliable
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