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4

Which type of BGP message is sent by a system to notify another router of the senders existence?

A. Keep-alive

B. Notification

C. Open

D. Update

Correct Answer :

A. Keep-alive


Related Questions

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4

TCP protocol is responsible for logical addressing and delivery of packets.

A. True.

B. False.

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4

Which of the following IEEE specifications uses CSMA/CD?

A. 802.2

B. 802.3

C. 802.5

D. 802.11b

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4

____________ developed to provide a loop-free method of exchanging routing information
between autonomous systems.

A. Enhanced Interior Gateway Routing Protocol (EIGRP)

B. User Datagram Protocol (UDP)

C. Border Gateway Protocol (BGP)

D. User Datagram Protocol (UDP)

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4

In 1996, 36.44% of _________ addresses were brought in use.

A. Class A

B. Class D

C. Class B

D. Class C

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4

127.0.0.1 address is reserved for internal loopback functions.

A. True.

B. False.

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4

Which of these is an example for unguided transmission?

A. coaxial cable

B. optical fibers

C. wireless

D. twisted pairs

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4

You've taken your Windows 2000 laptop to a client's network and plugged it in. Your computer is configured for an IP network over 100BaseT using DHCP. You can't connect, even though the client says that DHCP is working on his 100BaseT network. What should

A. Use Ipconfig /release to release the old DHCP address.

B. Use Winipcfg and click Release to release the old DHCP address.

C. Use Ifconfig to initialize the NIC.

D. Use Tracert to determine the problem.

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4

Your network has gotten a single class C address but has 300 computers. How can you connect them to the Internet?

A. Use IPX.

B. Implement NAT.

C. Use DHCP.

D. Use DNS.

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4

You are browsing www.microsoft.com on a machine named host.contoso.org.. What is the order of domain name resolution?

A. Contoso.com, contoso.org, microsoft.com, com

B. Contoso.com, org, microsoft.org, org

C. Contoso.org, org, root [.], com, microsoft.com

D. Microsoft.com, com, org, contoso.org

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4

What can be used in the place of DNS to resolve host names to IP addresses?

A. WINS

B. LMHosts

C. Hosts

D. DHCP

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4

Which of the following is currently a de facto standard, commonly used for point-to-point
serial connections running TCP/IP?

A. Fiber Distributed Data Interface (FDDI)

B. Serial Line IP (SLIP)

C. Point-to-Point Protocol (PPP)

D. IEEE 802.3

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4

In which of the following states after selecting a mailbox, actions can be taken against the
mail within the mailbox?

A. Non-authenticated state

B. Authenticated state

C. Selected state

D. Logout state

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4

Which of the following is the port used by SMTP?

A. 21

B. 23

C. 25

D. 80

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4

Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?

A. Network layer

B. Physical layer

C. TCP/IP transport layer

D. Data link layer

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4

Which class does the IP address 202.119.22.31 belong to?

A. Class A

B. Class B

C. Class C

D. APIPA

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4

Which of the following protocols is not routable?

A. TCP/IP

B. IPX/SPX

C. AppleTalk

D. NetBEUI

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4

Which of the following fields holds the packets of several protocols?

A. NLPID field

B. Pad field

C. UI (0x03) field

D. Q.922 field

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4

Thick Ethernet cable uses what type of connector? Select all that apply.

A. RJ-45

B. AUI

C. DB-15

D. BNC

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4

What is attenuation?

A. cable noise

B. cable shortage

C. loss of signal strength

D. unwanted signals on the network

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4

You're asked to install a Citrix MetaFrame XP server. What protocol will clients use to connect and run graphical terminal emulation to the new server?

A. ICA

B. Telnet

C. RAS

D. HTTP

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4

In distance vector routing an active router sends out information ………………………….

A. Only when there is a change in its table

B. Only when a new host is added

C. At regularly scheduled intervals

D. Only when a new network is added

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4

You have a network card with the connector in question 43, and it also has a 15 pin female connector, the pins being in two rows. What type of card is it?

A. ethernet

B. token ring

C. arcnet

D. dlc

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4

preamble field of 802.3 frames is encoded using ------------------- encoding

A. Manchester

B. differential Manchester

C. Bi polar

D. uni polar

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4

Videoconferencing is an example for…………………… communication

A. Simplex

B. Half duplex

C. Full duplex

D. serial

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4

Which class of IP addressing was not brought in much use?

A. Class A addresses

B. Class D addresses

C. Class B addresses

D. Class C addresses

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4

Which class does the IP address 202.119.22.31 belong to?

A. Class A

B. Class B

C. Class C

D. APIPA

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4

You are browsing www.microsoft.com on a machine named host.contoso.org.. What is the order of domain name resolution?

A. Contoso.com, contoso.org, microsoft.com, com

B. Contoso.com, org, microsoft.org, org

C. Contoso.org, org, root [.], com, microsoft.com

D. Microsoft.com, com, org, contoso.org

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4

Which of the following delivery methods works with only one source and one destination? Multicast

A. Multicast

B. Broadcast

C. Unicast

D. Any cast

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4

Which of the following can support many concurrent B-channel links and one 64 Kbps Dchannel?

A. ISDN Basic Rate Interface (BRI)

B. ISDN Primary Rate Interface (PRI)

C. Point-to-Point circuit (PPP)

D. ISDN NRZ encoding

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4

127.0.0.1 address is reserved for internal loopback functions.

A. True.

B. False.