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4

E-mail is an example of ………………………… mode of communication where one party can send a note to another person and the recipient need not be online to receive the e-mail.

A. asynchronous

B. synchronous

C. full duplex

D. either A or B

Correct Answer :

A. asynchronous


Related Questions

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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

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

What is 10baseT?

A. specification for twisted-pair cable

B. specification for cable terminators

C. 10 megawatt transceiver

D. 10 Mhz analog transfers

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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 directory service is used in Windows 2000 Server?

A. Active Directory

B. SAM

C. NDS

D. Bindery

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4

At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?

A. Physical

B. Network

C. Transport

D. Application

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4

Which of the following protocols use a topology table to install routes into the IP routing
table?

A. Open Shortest Path First (OSPF)

B. Enhanced Interior Gateway Routing Protocol (EIGRP)

C. Exterior Gateway Protocol (EGP)

D. Static routing protocols

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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

Identify the topology and network type that uses a central hub with cables connected to workstations.

A. Physical star topology, Ethernet

B. Physical bus topology, Ethernet

C. Physical ring topology, token ring

D. Physical ring topology, Ethernet

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4

Which OSI model layer provides for encryption and decryption of data?

A. Data-link

B. Transport

C. Presentation

D. Application

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4

Router B receives an update from router A that indicates Net1 is two hops away. The next update from A says Net1 is five hops away. What value is entered in B's routing table for Net1? Assume the basic RIP is being used.

A. 6

B. 7

C. 2

D. 3

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4

The worldwide Internet is a well-known example of ------------------.

A. PAN

B. Subnet

C. Intra-Network

D. Inter-network

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4

Which of the following SIP request terminates a call?

A. ACK

B. BYE

C. INVITE

D. CANCEL

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4

Which type of connector is used on 10Base2 networks?

A. SC

B. BNC

C. RJ-45

D. RJ-11

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4

Select the standard for token ring using token-passing media access.

A. 802.2

B. 802.3

C. 802.5

D. 802.11(b)

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4

…………………………..combines characteristics of linear bus and star topologies.

A. Ring topology

B. A hybrid topology

C. A tree topology

D. mesh topology

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4

What is the maximum size of IP header in the UDP Datagram format?

A. 40 bytes

B. 50 bytes

C. 60 bytes

D. 70 bytes

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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

The network interface layer specifies how to organize data into………………………..and Internet layer specifies the format of …………………….. Sent across an Internet.

A. Bits, message.

B. frame,packet.

C. packet, messge.

D. datagram, packet.

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4

Your Web server is also configured as an FTP server. What part of the data packet will tell the server which application the data is meant for?

A. Port

B. IP address

C. MAC address

D. Frame header

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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

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

The Point-to-Point Protocol (PPP) is described in which of the following?

A. RFC 3390 AND RFC 3392

B. RFC 1661 AND RFC 1662

C. RFC 2490 AND RFC 2492

D. RFC 2225 AND RFC 2226

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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 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

Which of the following pieces of equipment will receive a packet from one port and forward that packet out the one port to which the destination computer is connected?

A. Hub

B. MAU

C. Switch

D. TDR

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4

What is the IEEE specification for Ethernet?

A. 802.1

B. 802.2

C. 802.3

D. 802.4

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4

Which of the following filed represents the sender of the message in an electronic mail?

A. To

B. From

C. Cc

D. Reply-to

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4

_______ body looks after the protocol identifiers used over Internet.

A. Transmission Control Protocol

B. Telnet protocol

C. Internet Protocol

D. Network Control Protocol

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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.