ICF-Mechanical-(Theory Quiz-2)

Computer Network is

• Collection of hardware components and computers

• Interconnected by communication channels

• Sharing of resources and information

• All of the Above

Protocols are?

• Agreements on how communication components and DTE's are to communicate

• Logical communication channels for transferring data

• Physical communication channels sued for transferring data

• None of above

what is a Firewall in Computer Network?

• The physical boundary of Network

• An operating System of Computer Network

• A system designed to prevent unauthorized access

• A web browsing Software

Which data communication method is used to transmit the data over a serial communication link?

• Simplex

• Half-duplex

• Full duplex

• All of above

Each IP packet must contain

• Only Source address

• Only Destination address

• Source and Destination address

• Source or Destination address

Routing tables of a router keeps track of

• MAC Address Assignments

• Port Assignments to network devices

• Distribute IP address to network devices

• Routes to use for forwarding data to its destination

The management of data flow between computers or devices or between nodes in a network is called

• Flow control

• Data Control

• Data Management

• Flow Management

The meaning of Straight-through Cable is

• Four wire pairs connect to the same pin on each end

• The cable Which Directly connects Computer to Computer

• Four wire pairs not twisted with each other

• The cable which is not twisted

Repeater operates in which layer of the OSI model?

• Physical layer

• Data link layer

• Network layer

• Transport layer

Bridge works in which layer of the OSI model?

• Application layer

• Transport layer

• Network layer

• Datalink layer