EXAM WITH ACTUAL EXAM QUESTIONS
AND CORRECT ANSWERS GRADED A+
Wireless access points can use _____ to simplify powering the
equipment. Correct Answer Power over Ethernet (IEEE 802.3ah
Structured cabling standards call for a maximum length of UTP
cable for data of __________. Correct Answer 100 meters
Structured cabling standards allow for a maximum length of
permanently installed (not including patchcords) UTP cable for
data of _. Correct Answer 90 meters
UTP cable installed above the ceiling can not ________________
the ceiling tiles. Correct Answer be laid on
UTP cable installed above the ceiling in hot climates may not
Correct Answer Support full standard link distances.
Structured cabling standards call for a maximum length of UTP
cable for voice (POTS) of Correct Answer 800 meters
,Structured cabling standards call for a maximum length of
singlemode fiber optic cable for backbones of Correct Answer
3000 meters.
Structured cabling standards call for a maximum length of
multimode fiber optic cable for backbones of Correct Answer 2000
meters
For planning office layout, each user should be allocated
_________floor space Correct Answer 100 sq ft
Each floor should be allocated one ________ when when floor
space is under 10,000 sq ft Correct Answer Telcom room (closet)
Both equpment rooms and telecom rooms should have
__________. Correct Answer Uninterruptible power, Air
conditioning, Data quality ground
One cannot emphasize strongly enough the value of __________
Correct Answer Documentation
Every UTP link must be first tested for correct connections or
"wiremap." What else must be tested? Correct Answer Length,
attenuation and crosstalk
, What is the most likely cause of crossed pairs? Correct Answer
Terminating one end as T568A and the other as T568B
Impedance mismatches in cables cause problems
with__________. Correct Answer Return loss
Voice grade unshielded twisted pair cables (UTP) which are only
intended to carry POTS (plain old telephone service) only need
testing for_____. Correct Answer Wiremap
Ethernet was first developed as a ____ architecture using _____
cable with _______. Correct Answer Bus, coax, taps
The development of _________ provided a low cost cabling
alternative for networks. Correct Answer Balanced transmission
on UTP cabling
FDDI and Token Ring networks used a ___________architecture.
Correct Answer Ring
Ethernet changed from a _____ to ________ network architecture
when it switched to UTP cable. Correct Answer Bus, star
Even ______ require cabling connections in a network. Correct
Answer Wireless access point