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Current Affairs January 2024

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4

………………….is a technique of conversion between the representation of digital data in user equipment and the corresponding signals transmitted over a communications channel.

A. Line coding

B. Demodulation

C. Modulation

D. Segmentation

Correct Answer :

C. Modulation


Related Questions

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4

Select the class C IP address from the following:

A. 122.10.8.25

B. 170.5.88.2

C. 191.5.26.1

D. 207.67.112.55

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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

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 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

DSL stands for ------------------------

A. data subscriber lines

B. dual subscriber lines

C. delay subscriber lines

D. digital subscriber lines

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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 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

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

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

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

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

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

What does a patch cable connect to within an Ethernet network?

A. The patch panel to the hub

B. The patch panel to the wall jack

C. The wall jack to the computer

D. The NIC directly to another computer's NIC

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4

AppleTalk protocol configures hosts in zones on the network.

A. True.

B. False.

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4

In FTP, to execute a file transfer, the user begins by _________.

A. Navigating the directory structure

B. Connecting to a remote host

C. Listing files available for transfer.

D. Defining the transfer mode

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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

You have a network card with the connector in question 43, and it also has a 9 pin female connector. What type of card is it?

A. ethernet

B. token ring

C. fiber optic

D. ipx/spx

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4

Which of the following states suggests that the connection has been ended either at the
request of the client or for any other reason?

A. Selected state

B. Authenticated state

C. Logout state

D. Non-authenticated state

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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

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

________allows receiver to inform sender about the successful receiving of all the
segments.

A. SACK-permitted Option

B. Window scale option

C. Selective Acknowledgment (SACK)

D. Maximum segment size option

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4

Destination physical address in ARP request is a ………………………….address.

A. Unicast

B. Broadcast

C. Multicast

D. Anycast

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4

Which of the following network topologies has the highest level of redundancy?

A. Bus

B. Star

C. Star

D. Mesh

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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

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4

When collection of various computers seems a single coherent system to its client, then it is called

A. computer network

B. distributed system

C. both (a and (b

D. none of the mentioned

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4

How many layers are there in the OSI model?

A. 4

B. 5

C. 6

D. 7

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4

_____________________ are set up to fulfill service ordering, service assurance, and
billing functions.

A. IPTV server

B. Users

C. Content servers

D. Complex Operation Support Systems (OSS)

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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

Which type of connector is used on 10Base2 networks?

A. SC

B. BNC

C. RJ-45

D. RJ-11

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4

Which of the following versions will replace IPv4 Internet layer?

A. IPv4.1

B. IPv5.1

C. IPv6

D. IPv5.2