Computer Networks

1041. When signal amplitude degrades along a transmission medium , this is called

  1. Signal attenuation
  2. Signal bandwidth
  3. Frequency
  4. Data rate

Correct answer: (A)
Signal attenuation

1042. When there is no traffic on the ring ____________ token circulates continuously until some station grabs it

  1. 3-byte
  2. 5-byte
  3. 7-byte
  4. 9-byte

Correct answer: (A)
3-byte

1043. Where is the TCP layer is situated in the application layer in the protocol stack

  1. Below
  2. Top
  3. Center
  4. None of these

Correct answer: (A)
Below

1044. Which another group took the responsibility for developing medium access protocols

  1. DLMAC
  2. ARQ
  3. LAN
  4. SNAP

Correct answer: (A)
DLMAC

1045. Which are basically used to control the logical channels

  1. CCHs
  2. TCH
  3. Both a & b
  4. None of these

Correct answer: (A)
CCHs

1046. Which are intermediate nodes provided by SMDS carrier

  1. Multiplexers
  2. Modems
  3. Routers
  4. All of these

Correct answer: (D)
All of these

1047. Which are never form a part of the architecture because they are not visible from the outside

  1. Interface specification
  2. Implementation details
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

1048. Which are parameters to define conditions

  1. Protocol
  2. Primitives
  3. Confirmed service
  4. SAP

Correct answer: (B)
Primitives

1049. Which are the active elements such as processes, IO chips in every layers

  1. Peer entities
  2. Entities
  3. Service provider
  4. SAP

Correct answer: (B)
Entities

1050. Which are the distinct concepts and are important to release connections between sender and receiver

  1. Services
  2. Protocol
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

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