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Exam 12: Behind the Scenes: Networking and Security in the Business World

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Question 21

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A(n)________ provides wireless devices with a sending and receiving connection point to the network.

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wireless a...

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Question 22

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________ cable is NOT subject to electromagnetic interference or radio frequency interference.

A) Twisted-pair
B) Fiber-optic
C) Polycarbonate
D) Coaxial

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Question 23

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A(n)________ is made up of two or more LANs that are miles apart.

Match each of the following networks to its definition:

Since data transmissions can pass through fiber-optic cable in only one direction, at least two fibers are required to enable transmission of data in both directions.

Wireless access points can provide coverage wherever employees are working with portable devices, such as in conference rooms.

In a ________ network, data collisions can occur fairly easily because the network is essentially composed of a single cable.

A ________ topology uses more than one topology when building a network.

A(n)________ server acts as a liaison between an internal network and an external network.

Identification badges and smart keys are examples of ________ objects that users carry to identify themselves and that allow them access to a computer system or computer facility.

A library book reservation service is a good example of a use for a(n)________ server.

Match each of the following terms to its definition:

A(n)________ network is often the type of network that is set up in a home or very small business.

A(n)________ is an area of an intranet to which only certain corporations or individuals can access.

A(n)________ server is a server used to fulfill one specific purpose.

MAC addresses are restricted to Macintosh computers.

Configuring an account to disable itself after a set number of login attempts using invalid passwords is a method of countering a ________.

________ technology places data packets inside other data packets.

Transmission media comprise the physical system that data take to flow between devices on the network.

________ provides the capability for troops on the ground to communicate with each other by routing signals through advanced sensor and targeting pods aboard military aircraft