BICSI RCDD 問題集

質問 1：
In the ceiling zone method of distribution, the usable floor area should be divided into zones each measuring:
A. 9.3 sq m (100 sq ft) to 23 sq m (250 sq ft)
B. 56 sq m (600 sq ft) to 100 sq m (1,100 sq ft)
C. 56 sq m (600 sq ft) to 84 sq m (904 sq ft)
D. 23 sq m (250 sq ft) to 84 sq m (904 sq ft)
E. 23 sq m (250 sq ft) to 56 sq m (600 sq ft)
正解：D

質問 2：
You are designing a system requiring the transmission of data. Your system must perform higher than ________ kHz in order to do so.
A. 10
B. 8
C. 32
D. 16
E. 4
正解：A

質問 3：
Which class of the system applies when the premise only has a single equipment room (ER), and it is the only telecommunications space administered?
A. Class 2
B. Class 1
C. Class 3
D. Class 4
正解：B

質問 4：
Which type of protection for electrical power stations provide isolation against a rise in potential of station ground and also provide drainage protection against longitudinally-induced voltages?
A. Unit-type neutralizing transformers
B. Neutralizing transformers
C. Isolating transformers
D. Mutual drainage reactors
E. 2-winding neutralizing transformers
正解：C

質問 5：
All of the following are nominal wavelengths for laser light sources EXCEPT:
A. 1300 nm
B. 1550 nm
C. 850 nm
D. 700 nm
E. 1310 nm
正解：D

質問 6：
When designing a fiber backbone using cable with an armored sheath, a major consideration that you must address is:
A. Type of metal used in the sheath
B. Strength of the armored sheath
C. Amount of steel in the sheath as rust is an issue
D. Amount of aluminum contained in the armored sheath
E. Bonding and grounding of the armored sheath
正解：E

質問 7：
The F rating for a framed wall/stud wall is ________ hour(s).
A. One
B. Three
C. Two
D. Four
正解：C

質問 8：
You are starting work on a new high school. The architect has provided you with a telecommunications room located between the kitchen cold store room and the automotive and welding shops. What should you do?
A. Work with the architect to find another location
B. Provide shielded cable tray in the telecommunications room and in the outer halls
C. Request that shielding be placed around the compressors and the arc welding units
D. Insist that the welding shop be placed as far from the telecommunications space as possible
E. File a complaint with the client
正解：A

質問 9：
What is the PERT estimate (in hours) for project design where:
-Optimistic time is 40 hours
-Most likely time is 50 hours
-
Pessimistic time is 60 hours
A. 45 hours
B. 40 hours
C. 60 hours
D. 55 hours
E. 50 hours
正解：E