A _____ is used to prevent the cable from twisting during the placing operation
A. Pully
B. Pull rope
C. Pulling grip
D. Swivel
E. Tugger - ANS-D
A D ring is defined as:
A. A signal bell using up to four frequencies
B. The ringing cycle for a four party service telephone
C. A device used to support small bundles of cables and cross connections
D. A ring manufactured by the DuPont Corporation
E. A cable management structure for armored cable - ANS-C
A mushroom is an alternate for?
A. D ring
B. Cable guide
C: Bride ring
D. Wire guide
E. Half D Ring - ANS-E
Cross connects between horizontal and backbone systems are found in:
A. Demarcation connection fields
B. Riser areas
C. Entrance Areas
D. TR's and ER's - ANS-D
Every building is served by _____ telecommunications room(s) or equipment rooms.
A. 4 to 6 (depending on floors)
B. .5 to 1:5 (per building)
C. Up to 2 per floor
D. 1 on alternate floors
E. At least 1 - ANS-E
General housekeeping specifics include all of the following EXCEPT!
A. Disposing or removing sheath and wire scraps
B. Vacuuming residue from cutouts in drywall
C. Storing tools and equipment properly at the end of the day
D. Picking up used pull strings and pull ropes
, E. Materials purchased at their lowest cost. - ANS-E
If building space is at a premium, a Telecommunications Enclosure (TE) can be used in place of
a Telecommunications Room (TR):
A. True
B.False - ANS-A
Interbuilding backbone pathways normally provide a connection between _____
A. Buildings
B. EFs
C. ERs
D. TRs
E. WAs - ANS-A
Materials or devices installed to restore a penetration to its original fire rating is called
A. Riser rated
B. Firestops
C. Smoke protectors
D. Fire detectors
E. Pelnum rated - ANS-B
Mushrooms are used for?
A. Blow pull strings through conduits
B. The ringing cycle for a four party service telephone
C. A device used to support small bundles of cables and cross connections
D. A ring manufactured by the Dunpont Corporation
E. A cable management structure for armored cable - ANS-C
Open top cable supports should be installed to maintain a MINIMUM of _____ clear vertical
space above tiles?
A. 50mm (2in)
B. 75mm (3in)
C. 100mm (4in)
D. 125mm (5in)
E. 150mm (6in) - ANS-B
Plywood should generally be mounted _____ above finished floor (AFF).
A. 0mm
B. 150mm (6in)
C. 200mm (8in)
D. 300mm (12in)
E. 350mm (14in) - ANS-C
Pulling backbone cable from the top down may require the use of a