An Administrator Is Securing a Network Time Server by Disabling

question 510

Multiple Choice

An administrator is securing a network time server by disabling ports. After completing this process, the network time server is not functioning. The administrator should now go back and verify whether which of the following ports is enabled?

• A) 23
• B) 110
• C) 123
• D) 389

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Definitions:

Ophthalmoscope

A medical device used by healthcare professionals to examine the interior of the eye.

Stethoscope

A medical instrument used by healthcare professionals to listen to internal body sounds, such as the heartbeat or breathing.

Spirometer

A medical instrument used to measure the volume of air inhaled and exhaled by the lungs, commonly used in diagnosing respiratory disorders.

Otoscope

A medical device used to look into the ears, allowing for the examination of the ear canal and tympanic membrane.