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单选题
When installing cables， which of the following is the BEST way of identifying the individual cables？（）
A
A cable chart mounted in the cabinet
B
A label at the tip of the cable
C
A label within six inches at each end of the cable
D
A penciled notation on the panel cover
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Use rack specific cabling hardwareB
Let cables hang loosely behind the serversC
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Keep cables close to the front of the rack for better access
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All switch statements must have a default label.B
There must be exactly one label for each code segment in a switch statement.C
The keyword continue can never occur within the body of a switch statement.D
No case label may follow a default label within a single switch statement.E
A character literal can be used as a value for a case label.
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