The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

A physical address that is randomly assigned each time the computer is started

A logical address that identifies the workstation

An alias for the computer name

The logical domain address for the workstation

A physical address that is assigned by the manufacturer

A physical address that is randomly assigned each time the computer is started

A logical address that identifies the workstation

An alias for the computer name

The logical domain address for the workstation

A physical address that is assigned by the manufacturer

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Computer Networking
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

Network collisions occur

"Line echo" occurs due to the impedance of the cable

Repeaters cannot increase the signal strength sufficiently

Cable terminators do not absorb the signal properly

Cable terminators do not reflect the signal properly

Network collisions occur

"Line echo" occurs due to the impedance of the cable

Repeaters cannot increase the signal strength sufficiently

Cable terminators do not absorb the signal properly

Cable terminators do not reflect the signal properly

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Computer Networking
Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

81

12

ARP.EXE

48

729

81

12

ARP.EXE

48

729

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Computer Networking
Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company's microcomputers or main frame computers over telephone lines are called

None of these

telecommuters

teleprocessors

company directors

field workers

None of these

telecommuters

teleprocessors

company directors

field workers

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Computer Networking
Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?

Microwave system

Teletex system

None of these

Videotex system

Fax system

Microwave system

Teletex system

None of these

Videotex system

Fax system

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Computer Networking
In OSI model, which of the following layer provides error-free delivery of data?

None of these

transport

Data link

Network

Session

None of these

transport

Data link

Network

Session

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Computer Networking

Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

Computer Networking Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

Computer Networking Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

Computer Networking Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company's microcomputers or main frame computers over telephone lines are called

Computer Networking Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?

Computer Networking In OSI model, which of the following layer provides error-free delivery of data?

Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

Computer Networking
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.

Computer Networking
Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

Computer Networking
Sales persons and other employees of the company who spend much of their time away from their offices but keep in touch with their company's microcomputers or main frame computers over telephone lines are called

Computer Networking
Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want?

Computer Networking
In OSI model, which of the following layer provides error-free delivery of data?