Receptacles for rooftop A/C units shall be located _____ of the unit.

The minimum height for a fluorescent luminaire in a tunnel operating at more than277 V-to-ground, and not more than 600 V between conductors, is _____’.  

A ______conductor is a conductor intentionally connected to earth.

A 125 V receptacle is required within____’ of an A/C unit installed on a flat roof of aduplex dwelling.

Device boxes are designed for size No. __________ __________ screws.

Receptacles are not permitted to be mounted directly over ____________________ heaters in residential construction.

Which of the following is not a part of MapReduce?

Which of these two methods has more limitations?

Which of the following holds the data in its native format until used for future use?

Which of the following is not an unstructured data?