ACTUAL Exam Questions and CORRECT
Answers
There are four classes of administration of Structure cabling system (SCS) - CORRECT
ANSWER - Class 1 single ER equipment room
Class 2 multiple
telecommunication spaces
Class 3 multiple buildings on campus
Class 4 multiple sites
Endothermic - CORRECT ANSWER - Ability to absorb heat
3 basic types of crosstalk of interest for balaced twisted pair - CORRECT ANSWER -
Near End (NEXT)
Attenuation to crosstalk far end (ACRF)
Alien crosstalk
intumescent - CORRECT ANSWER - Ability to expand heat
Three transmission methods are - CORRECT ANSWER - Simplex
Half duplex
Full duplex
Simplex - CORRECT ANSWER - Transmits signals in one direction
, Half Duplex - CORRECT ANSWER - Transmits signals in either direction but only One
Direction at a time
Direct current (DC) - CORRECT ANSWER - Refers to a study value that does not change
the polarity of the voltage or the direction of the current
Frequency - CORRECT ANSWER - 1 cycle in 1 s = 1 Hz
Full duplex - CORRECT ANSWER - Transmit signals in both directions at the same time
Capacitance 1 - CORRECT ANSWER - Properties of conductors that allows storage of
electric charges when potential differences (voltage) exist between the Conductors
Capacitance 2 - CORRECT ANSWER - Causes a voltage difference between two wires
when separated by insulation
Capacitance is measured in - CORRECT ANSWER - Farads
Picofarads is - CORRECT ANSWER - One trillions of a farad
What are 3 types of Bus Bars - CORRECT ANSWER - Primary Bus Bar (PBB)
Secondary Bus Bar (SBB)
Rack Bus Bar (RBB)
Electrical power measured in watts has two variations as known as - CORRECT
ANSWER - Apparent or reactive power and true (real) power.
The basic unit of digital information is a - CORRECT ANSWER - Bit