Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Paperless office

Global network

Electronic newspaper

None of these

Electronic mail

Paperless office

Global network

Electronic newspaper

None of these

Electronic mail

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Computer Networking
What is the port number for POP3?

80

110

49

90

80

110

49

90

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Computer Networking
Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?

Ethernet

Token-Ring

Star

Peer-to-peer

Server-based

Ethernet

Token-Ring

Star

Peer-to-peer

Server-based

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Computer Networking
Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

All of these

2 only

1 and 3

4 only

All of these

2 only

1 and 3

4 only

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Computer Networking
Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer:

Network operating system

Virtual Private Network

Network Server

OSI

Network operating system

Virtual Private Network

Network Server

OSI

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Computer Networking
Which command will display the CHAP authentication process as it occurs between two routers in the network?

show chap authentication

show interface serial 0

debug ppp authentication

debug chap authentication

show chap authentication

show interface serial 0

debug ppp authentication

debug chap authentication

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Computer Networking

Computer Networking What is the port number for POP3?

Computer Networking Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?

Computer Networking Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

Computer Networking Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer:

Computer Networking Which command will display the CHAP authentication process as it occurs between two routers in the network?

Computer Networking
What is the port number for POP3?

Computer Networking
Alex is required to provide information on how many people are using the network at any one time. Which network will enable him to do so?

Computer Networking
Which EIGRP information is held in RAM and maintained through the use of Hello and update packets?1. Neighbor table2. STP table3. Topology table4. DUAL table

Computer Networking
Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer:

Computer Networking
Which command will display the CHAP authentication process as it occurs between two routers in the network?