Basic CS-Networks [TCS Placement]: Sample Questions 8 - 9 of 133

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Question 8

Networks
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Describe in Detail

Essay▾

Define Encoder?

Explanation

  • A device or program using predefined algorithms to encode, or compress audio or video data for storage or transmission.
  • In encryption encoder encodes the data
  • For example, circuit used to convert between digital video and analog video.
  • For example, an MP3 encoder compresses the WAV file while optimizing audio perception.
Given the Image is Define the Encoders

Question 9

Networks
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Describe in Detail

Essay▾

What is subnet?

Explanation

  • It is a section of a large networks usually separated by a bridge or router. It is an identifiably separate part of a network.
  • Typically, a subnet represents all the machines at one geographic location, in one building, or on the same local area network (LAN) .
  • Network divided into subnets allows connecting to Internet with a single shared network address. Without subnets, an organization could need multiple connections to the Internet, one for each of its physically separate sub networks. Internet routing tables on gateways outside the organization would need to know and manage routing that should be handled within an organization.
Given the Image S Define the Subnet

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