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4

…………………… have a single communication channel that is shared by all the users on the network.

A. Point-to-point

B. Broadcast networks

C. Protocol

D. PAN

Correct Answer :

B. Broadcast networks


Related Questions

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4

25 is used by SMTP

A. True.

B. False.

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4

ADSL uses high-speed Internet service phone lines

A. True.

B. False.

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4

What is the maximum frame size of a frame relay?

A. < or = to 1600 octets

B. > or = to 1800 octets

C. < or = to 1800 octets

D. > or = to 1600 octets

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4

17. Which of the following use default routes for inter-domain routing?

A. Type 2

B. Type 4

C. Type 3

D. Type 1

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4

Which of the following are not the standard representations defined by Telnet protocol?

A. IP and AO

B. YTA and WAY

C. EC and EL

D. SYNCH

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4

Which of the following provides control over multimedia sessions?

A. Session Initiation Protocol (SIP)

B. Session Description Protocol (SDP)

C. Session Announcement Protocol (SAP)

D. Real-time Control Protocol (RTCP)

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4

Which of the following is also known as IP masquerading?

A. Fiber Distributed Data Interface (FDDI)

B. Network Address Translation (NAT)

C. Classless Inter-Domain Routing (CIDR)

D. None of the above

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4

------------------- is/ are caused by the random motion of the electrons in a wire and is unavoidable.

A. Dispersion

B. Thermal noise

C. Delay distortion

D. all of these

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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

FTP servers by default listen on port ________ for incoming connections from FTP clients.

A. 20

B. 21

C. 23

D. 25

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4

SMTP protocol is responsible for sending email across the Internet

A. True.

B. False.

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4

What is the default subnet mask for a class B network?

A. 255.0.0.0

B. 255.255.0.0

C. 255.255.255.0

D. 255.255.192.0

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4

Which of the following transmission media suffers more from transmission impairment?

A. coaxial cable

B. Optical fiber

C. twisted pair

D. wave guides

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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 is the default subnet mask for a class B network?

A. 255.0.0.0

B. 255.255.0.0

C. 255.255.255.0

D. 255.255.192.0

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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

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

Which of the following protocols are considered unreliable or connectionless?

A. UDP

B. TCP

C. FTP

D. TFTP

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4

What are the subnet mask in dotted decimal notation for /20 networks?

A. 255.255.252.0

B. 255.255.255.0

C. 255.255.254.0

D. 255.255.240.0

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4

A time exceeded message is generated if ………………………………………………….

A. The round trip time between hosts is close to zero.

B. The Time-to Live field has a zero value.

C. Fragments of a message do not arrive within a set time

D. both b & c

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4

To communicate across a TCP/IP network, you must have a DNS server and DNS clients installed.

A. True.

B. False.

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4

Which of the following protocol was developed to overcome limitations of Routing
Information Protocol (RIP)?

A. Border Gateway Protocol (BGP)

B. Exterior Gateway Protocol (EGP)

C. Enhanced Interior Gateway Routing Protocol (EIGRP)

D. Open Shortest Path First (OSPF)

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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

A financial institution that issues the card to the purchaser is ________.

A. Merchant

B. Issuer

C. Acquirer payment gateway

D. Cardholder

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4

In Secure Electronic Transaction, the description of the purchase and cost is contained in
________ message.

A. Authorization

B. Purchase order

C. Inquiry

D. Capture

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4

Which function is not supported by E-mail?

A. authentication

B. composition

C. Disposition

D. Displaying

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4

Data Transmission is not a layer in the OSI model

A. True.

B. False.

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4

ADSL uses high-speed Internet service phone lines

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

A network's Internet connection uses a 128-Kbps Basic Rate Interface (BRI). What type of connection is this?

A. DSL

B. Cable modem

C. ISDN

D. T1