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Current Affairs January 2024

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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

Correct Answer :

B. From


Related Questions

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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

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 type of connector is used on 10Base2 networks?

A. SC

B. BNC

C. RJ-45

D. RJ-11

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4

Using a class B address maximum of …………………networks can be defined with up to……………………..hosts per networks.

A. 2,097,152-------------254

B. 16,384-----------------65,536

C. 16,384---------------65,534

D. 126--------------------16,777,214

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4

Which of the following can translate between dissimilar protocols and network types?

A. Hub

B. Repeater

C. Switch

D. Gateway

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4

What is the maximum length of thick Ethernet cable before a signal booster is needed?

A. 500 feet

B. 500 meters

C. 1000 feet

D. 2 miles

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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 cable type is immune to outside interference and crosstalk?

A. Thinnet

B. Thicknet

C. Twisted pair

D. Fiber optic

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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

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

In ----------------------- configuration, the switch begins to forward the packet as soon as it is received. No error checking is performed on the packet, so the packet is moved through very quickly.

A. cut-free

B. franment-free

C. store-and-forward

D. cut-through

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4

_______ Domain name corresponds to US military.

A. .us mili

B. .mili

C. .mil

D. .us

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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

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4

Which of these is a feature of hubs?

A. Hubs amplify the incoming signal.

B. Hubs understand frames, packets or headers

C. All lines coming into a Hub must operate at a same speed.

D. all of these

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4

ARP is defined in RFC _____ and it is a current internet standard, ________

A. RFC-37, STD 903

B. RFC-903, STD 37

C. RFC 826; STD 37

D. RFC 37; STD 826

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4

What is the default port for Telnet?

A. 23

B. 21

C. 25

D. 80

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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

What is the range of multicast addressing?

A. 223.0.0.0 through 240.255.255.255

B. 244.0.0.0 through 239.255.255.266

C. 224.1.1.1 through 239.555.255.255

D. 224.0.0.0 through 239.255.255.255

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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 type of connector is used on 10Base2 networks?

A. SC

B. BNC

C. RJ-45

D. RJ-11

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4

What is the maximum length of twisted-pair cable before a signal booster is needed? Select all that apply.

A. 25 meters

B. 100 meters

C. 328 feet

D. 1000 feet

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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

Which is the port used by POP3?

A. 69

B. 110

C. 143

D. 443

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4

In an authentication using symmetric keys, if 10 people need to communicate, we need _______ keys.

A. 90

B. 10

C. 20

D. 45

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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

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 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

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

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

The generic domain name for air transport industry is ________.

A. biz

B. air

C. aero

D. fly