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Computer Networking

Computer Networking
On a class B network, how many subnets are available with a subnet mask of 248?

62
6
30
2
126

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Computer Networking
Alice is setting up a small network in her home so that she can study for her MCSE exams. She doesn't have a lot of money to spend on hardware, so she wants to use a network topology that requires the least amount of hardware possible. Which topology should she select?

Star
Bus
Ethernet
Right
Token-Ring

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Computer Networking
Which of the following does not allow multiple users or devices to share one communications line?

doubleplexer
controller
concentrator
multipplexer
None of these

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Computer Networking
Which of the following is the decimal and hexadecimal equivalents of the binary number 10011101?

155, 0x9B
157, 0x9D
159, 0x9F
185, 0xB9

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Computer Networking
You have been contracted to install a windows NT network in an office that is located in a strip mall. The office is located next to the power plant of the building, so a UPS (uninterruptible power supply) has already been installed. What type of cable should you use for the network cabling? Choose the best answer.

PSTN
UTP
STP
Fiber-optic
TI

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Computer Networking
To avoid transmission errors, a check figure is calculated by the

both A and B
Start and stop bit
transmitting computer
receiving computer
None of these

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