Match the following:
1. Connects each node in series with the next through a connecting cable
2. Connects each node of the network to a common line
3. If the central device were to fail, the entire network would be disabled
4. Connects all nodes of the ring through a central hub
5. Like the bus but, multiple branches from nodal points are possible
6. Connects individual computers through a central hub to the surrounding satellites
7. Communication is achieved by passing a short message called a token
8. Does not use a host computer as the master central connection
9. The failure of any node on the network will crash the entire system
10. Broadcast environment where all devices hear all transmissions simultaneously
A. Star
B. Loop
C. Ring
D. Bus
E. Tree
F. Star-wired ring
G. Star-wired bus
1. C
2. D
3. A
4. F
5. E
6. A
7. C
8. G
9. C
10. D
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Based on ASTM E136 test, fire -retardant-treated (FRT) wood is a
A) combustible material and hence it cannot be used in assemblies where the use of noncombustible materials is mandated. B) combustible material but is allowed to be used in several assemblies where the use of noncombustible materials is mandated. C) noncombustible material. D) combustible/noncombustible material and hence it can be used in assemblies where the use of noncombustible materials is mandated. E) none of the above.
Describe the operating point.
What will be an ideal response?
Based on their position relative to the welding symbol, welds are referred to as:
A. The top and bottom welds B. Butt welds or lap welds C. Arrow side and other side welds
Which of the following statements about isolated equipment grounding conductors is not true?
A. The equipment is permitted to be supplied by either a branch circuit or a feeder. B. The isolation is permitted to be accomplished by one or more listed nonmetallic raceway fittings. C. The electrical isolation is permitted from a raceway containing conductors supplying only an individual equipment. D. The raceway must be supplemented by an internal insulated equipment grounding conductor.