Communication Networks

EC8551 Communication Networks

MCQ

BASIC LEVEL

Multiple Choice

Protocol ?

• set of rules and instructions

• communication links

• set of procedures

• process

Multiple Choice

Computer Network?

• create nodes

• network boundary

• group of devices referred to as nodes connected by communication links

• determines the frames

Multiple Choice

CSMA/CD stands for

• Collision Avoidance

• Collision Detection

• Carrier Sense Multiple Access

• Carrier Sense Multiple Access with Collision Detection

Multiple Choice

........is a low-cost, low-power, wireless mesh network standard targeted at battery-powered

• ICMP

• Zigbee

• 6LowPAN

• Protocol Data Unit

Multiple Choice

Route the packets across the path to their final destination

• Transmission

• Multicasting

• Router

• Gateway

Multiple Choice

UDP is a

• connection-oriented, reliable protocol

• connectionless, unreliable transport protoco

• delivery of data from one application program (service)

• long transmissions into smaller data units

Multiple Choice

...........blockage in the network which reduces the throughput

• Congestion Avoidance

• Quality of Service

• Queuing

• Congestion

Multiple Choice

................protecting information and communications through the use of codes so that only those for whom the information is intended can read and process it

• Cryptanalysis

• Cryptography

• cryptology

• cryptosystem

Multiple Choice

..............maps a name to an address (IP address) and conversely an address to name.

• SOAP

• SMTP

• Domain Name System

• URL

Multiple Choice

............set of attributes related to the performance of the connection

• Quality

• Quality of Service

• Congestion control

• Congestion avoidance

Multiple Choice

Route the packets across the path to their final destination

• Transmission

• Multicasting

• Router

• Gateway