Answer the following statements true (T) or false (F)
1. Delay skew is critical because if the wire lengths of different wire
pairs are significantly different, the data will arrive at the receiver at different
times, potentially creating distortion of the data.
2. Single-mode fiber cables have a core diameter of about 7–10 micrometers.
3. The function of an attenuator is to reduce the receive signal level.
4. The human eye cannot see fiber-optic communication wavelengths, so you should never look into the end of a fiber.
5. It is important to be very careful working with fiber ends. These ends are extremely difficult to see and can become lost and/or easily embedded in your finger.
1. True
2. True
3. True
4. True
5. True
You might also like to view...
__________ is the component that manipulates data.
a. Memory b. The processor c. Main memory d. The bus
You can find Web services by browsing ____________________ directories.
Fill in the blank(s) with the appropriate word(s).
The most common approaches to password ____________________ are guessing, brute force, and dictionary attacks.
Fill in the blank(s) with the appropriate word(s).
Holly is trying to use Windows Defender to run an antivirus scan. Windows Defender refuses to run. She notices a problem when she tries to update Windows Defender and it fails. When Holly opens the Action Center she sees this screen.
What has happened to Holly’s computer?
A. She has received a spam message. B. She has received a security alert message. C. Someone has hijacked her email. D. She has downloaded a rogue antivirus.