MCQ( Aptitude, Software Testing, Water jug puzzle)

Question

Accepted Answer

B) 8 (Solve the system of equations 
𝑥
−
2
𝑦
=
8
x−2y=8 and 
3
𝑥
+
4
𝑦
=
28
3x+4y=28 to find 
𝑥
=
8
x=8.)

C) Statement coverage (Statement coverage is a white-box testing technique, not black-box.)

A) Fill the 5-liter jug completely, pour it into the 3-liter jug until the 3-liter jug is full. This leaves 2 liters in the 5-liter jug. Empty the 3-liter jug and pour the remaining 2 liters from the 5-liter jug into the 3-liter jug. Refill the 5-liter jug and pour 1 liter into the 3-liter jug to get exactly 4 liters.