640-802 CCNA Study Guide - Elktech.org
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640-802 CCNA Study Guide - Elktech.org

640-802 CCNA Study Guide - Elktech.org

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Cisco <strong>640</strong>-<strong>802</strong> Exam<br />

Which of the following is true regarding unused ports on a switch?<br />

A. Unsecured ports can create a security hole.<br />

B. If a device is plugged into an unused port, it will not be added to the network.<br />

C. Secure unused ports by using the shutdown command.<br />

D. To disable a port, you must use the switchport disable command.<br />

Answer: C<br />

Explanation:<br />

QUESTION NO: 407<br />

Which of the following is a characteristic of full-duplex communication?<br />

A. It is a CSMA/CD network.<br />

B. It is a CSMA/CA network.<br />

C. It is point-to-point only.<br />

D. Hub communication is done via full duplex.<br />

Answer: C<br />

Explanation:<br />

QUESTION NO: 408<br />

A config-register setting of 0x2122 indicates which of the following?<br />

A. ignores break<br />

B. boots into the bootstrap<br />

C. performs a boot from a network device<br />

D. console baud rate of 9600<br />

Answer: C<br />

Explanation:<br />

QUESTION NO: 409<br />

Which command displays the CHAP authentication process as it occurs between two routers?<br />

"Pass Any Exam. Any Time." - www.actualtests.com 303

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