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Directions to Solve

In questions given below out of four alternatives, choose the one which can be substituted for the given word/sentence.

Q1: The custom or practice of having more than one husband at same time

A Polygyny

B Polyphony

C Polyandry

D Polychromy

Q2:
Functions can be declared to return a reference type. There are reasons to make such a declaration/Which of the following reasons are correct?
  1. The information being returned is a large enough object that returning a reference is more efficient than returning a copy.
  2. The type of the function must be a R-value.

A Only 1 is correct.

B Only 2 is correct.

C Both 1 and 2 are correct.

D Both 1 and 2 are incorrect.

  

Q3: For locating a distant object visible from two transit stations, the method usually preferred to, is

A Angles and distances from transit stations

B Angles from two transit stations

C distance from two transit stations

D Angle from one transit station and distance from the other.

Q4: Maximum power from a source having internal resistance Ri is delivered to a resistive load RL, if

A Ri > RL

B Ri < RL

C Ri = RL2

D Ri = RL