Networking · all questions

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Q461

Which transmission mode is used for data communication along telephone lines?

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Q462

Who invented the modem?

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Q463

With an IP address starting at 200, you currently have 10 subnets. What subnet mask should you use to maximize the number of available hosts?

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Q464

Which of the following communications modes support two-way traffic but in only one direction of a time?

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Q465

Which of the following TCP/IP internet protocol a diskless machine uses to obtain its IP address from a server?

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Q466

In OSI network architecture, the dialogue control and token management are responsibilities of

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Q467

Which of the following transmission systems provides the highest data rate to an individual device

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Q468

Which of the following connectivity devices is used to extend a network on a purely mechanical basis?

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Q469

The IEEE 802 project of the 1980s involved further defining the lower two layers of the OSI model. A number of standards were agreed upon during that time. Which of the following is the standard for Ethernet?

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Q470

Which of the following digits are known as the terminal number of the Network User Address (NUA)?

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Q471

Which of the following device is used with an X.25 network to provide service to asynchronous terminals

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Q472

A medium access control technique for multiple access transmission media is

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Q473

The core diameter of a single-mode fibers is about

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Q474

Which of the following TCP/IP protocol is used for remote terminal connection service?

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Q475

Networks where end user workstations are tied to LAN servers to share resources and application processing.

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Q476

The frequency range : 300 kHz to 3 MHz is used for

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Q477

With an IP address of 201.142.23.12, what is your default subnet mask?

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Q478

A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose?

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Q479

IEEE project 802 divides the data link layer into an upper _____ sublayer and a lower _____ sublayer.

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Q480

Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

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