1. According to the ANSI/TIA/EIA-606 color coding guidelines, which color represents the
telephone demarcation point in a commercial building? - ANS-Orange.
2. According to the National Electric Code (NEC) article 800-179, which type of cable
marking shows that a cable is riser-rated? - ANS-CMR.
3. For standard server racks, what is 1U equivalent to vertically? - ANS-1.75 inches.
4. How many non-overlapping, dynamic frequency selection (DFS) supporting, 20 MHz
wide channels reside in the 5 GHz band? - ANS-24
5. If an issue is found with a single set-back box (SBB) or digital terminal adapter (DTA)
during the verification process, what is the first thing you should determine? -
ANS-Whether the issue is physical in nature such as no power, an unplugged
High-Definition Multimedia Interface (HDMI), or on a switched outlet.
6. Prior to arriving at a customer site for a business class installation, who should you
contact to get more information out about the customer? - ANS-Sales representative.
7. Static Internet protocol (IP) address settings are manually configured using the IP
address, the Preferred DNS server, the Alternate DNS server, and the Subnet mask
settings. Which setting is missing from the list? - ANS-Default gateway.
8. What are the life cycle stages of a small-to-medium business (SMB)? -
ANS-Establishment, Growth, Expansion, Maturity, Decline.
9. What are the three types of service level agreements (SLA)? - ANS-Customer based,
service based, and multi-level.
10.What can be done when access points (AP) share the same channel and are contending
for airtime, thus slowing down the network? - ANS-Turn down transmit power
11.What consideration could one make if a deployed network has good 2.4 GHz coverage
with lackluster 5 GHz coverage? - ANS-Reduce transmit power in 2.4 GHz
12.What credential server do Wired Protected Access (WPA) or WPA2 encrypted access
points (AP) use to compare credentials prior to allowing a user to authenticate to a
network? - ANS-Remote Authentication Dial-In Service (RADIUS) server
13.What determines the overall quality of a stable Internet service? - ANS-Zero percent
packet loss and a stable ping time.
14.What does electrical interference from electrical wiring or electric motors cause on
telephone wiring? - ANS-Noise on the line.
15.What information can be derived from a system map? - ANS-Amplifiers and nodes with
their levels and locations.
16.What is a good practice to use when installing an access point (AP) in a hospital room or
dormitory where people sleep? - ANS-Disable the light-emitting diodes (LED) on the AP
and only temporarily enable them when troubleshooting
17.What is a result of 5 GHz wavelengths being shorter than 2.4 GHz wavelengths? -
ANS-5 GHz waves have a lower indoor range then 2.4 GHz waves.