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What is the correct answer?

4

How many layers are there in the OSI model?

A. 4

B. 5

C. 6

D. 7

Correct Answer :

D. 7


Related Questions

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4

Telnet protocol uses ___________ representation for the function Synchronize.

A. SYC

B. SYNCH

C. SNZ

D. SY

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4

Which of the following can provide a backbone network of 600 meters in length without using repeaters?

A. 10BaseT

B. 100BaseT

C. 10Base5

D. 100BaseFX

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4

Which of the following protocols is described in RFC 793?

A. Address Resolution Protocol (ARP)

B. Transmission Control Protocol (TCP)

C. Bootstrap Protocol (BOOTP)

D. User Datagram Protocol (UDP)

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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

How many table entries are supported by global routing table in CIDR?

A. 90,000

B. 80,000

C. 70,000

D. 60,000

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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

Following are the advantages of tree topology
i) Point-to-point wiring for individual segments.
ii) Supported by several hardware and software venders.
iii) Easy to install and wire

A. i) only

B. i) and ii) only

C. iii) only

D. i) ,ii) and iii)

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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 was initially designed as a video and audio compression standard?

A. MPEG-1

B. MPEG-2

C. MPEG-4

D. MPEG-3

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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 configuring a dial-up connection to an ISP. Which of the following protocols is used?

A. PPTP

B. PPP

C. VPN

D. IPSec

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4

Data Transmission is not a layer in the OSI model

A. True.

B. False.

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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

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4

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

A. 255.0.0.0

B. 255.224.0.0

C. 255.255.0.0

D. 255.255.255.0

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4

Which of the following headers does a router look at to find how to route a data packet?

A. Ethernet frame header

B. MAC address

C. Application header

D. IP header

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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

What is the pattern of a preamble?

A. 11110000

B. 11111111

C. 00000000

D. none of these

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4

In Integrated services model, ________ corresponds to token bucket filter.

A. Bspec

B. Filter spec

C. Rspec

D. Tspec

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4

Internet Research Task Force (IRTF) body looks after ________.

A. The research projects of TCP/IP suit

B. Technical related issues

C. Development of standards like Requests for Comments

D. Maintenance of Internet

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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

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 these is an example for unguided transmission?

A. coaxial cable

B. optical fibers

C. wireless

D. twisted pairs

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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

BGP is …………………………………….routing protocol used to ………………………….routing table.

A. intrautonomous system, update

B. Interautonomous system, update

C. Interautonomous system, create

D. intrautonomous system, create

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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

--------------- is/are used for error detection.

A. Parity bit

B. checksum

C. both A) and B)

D. neither A) nor B).

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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 is the port used by POP3?

A. 69

B. 110

C. 143

D. 443

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4

The Hamming Distance for the codes generated using either even or odd parity will be------------------

A. 2

B. 4

C. 1

D. 0

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4

What is the distance limitation of Cat5 UTP?

A. 1 km

B. 100 km

C. 100 m

D. 100 foot