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Q:

What is DHCP scope?

Answer

A scope is a range, or pool, of IP addresses that can be leased to DHCP clients on a given subnet.

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Subject: Network Administration

Q:

What are the LMHOSTS files?

Answer

The LMHOSTS file is a static method of resolving NetBIOS names to IP addresses in the same way that the HOSTS file is a static method of resolving domain names into IP addresses. An LMHOSTS file is a text file that maps NetBIOS names to IP addresses; it must be manually configured and updated.

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Subject: Network Administration

Q:

What are the differences between static ip addressing and dynamic ip addressing?

Answer

With static IP addressing, a computer (or other device) is configured to always use the same IP address. With dynamic addressing, the IP address can change periodically and is managed by a centralized network service

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Subject: Network Administration

Q:

What is IP address?

Answer

The internet address( IP address) is 32bits that uniquely and universally defines a host or router on the internet. The portion of the IP address that identifies the network is called netid. The portion of the IP address that identifies the host or router on the network is called hostid.

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Subject: Network Administration

Q:

What is TDM?

Answer

TDM is a digital process that can be applied when the data rate capacity of the transmission  medium is greater than the data rate required by the sending and receiving devices.

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Subject: Network Administration

Q:

What is WDM?

Answer

WDM is conceptually the same as FDM, except that the multiplexing and demultiplexing  involve light signals transmitted through fiber optics channel.

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Subject: Network Administration

Q:

What is FDM?

Answer

FDM is an analog technique that can be applied when the bandwidth of a link is greater than the combined bandwidths of the signals to be transmitted.

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Subject: Network Administration

Q:

List the steps involved in creating the checksum.

Answer

- Divide the data into sections


- Add the sections together using 1's complement arithmetic


- Take the complement of the final sum, this is the check sum

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Subject: Network Administration