Questions

The Mayans were an ancient civilization located in what is known as Mesoamerica, a geographical region comprised of Mexico and parts of Central America. They were extremely adept in matters of mathematics, astronomy, and art, and architecture.

The Mayan pyramids and temples were built with bricks and covered with limestone.

Mutual exclusion

Hold and wait

No preemption

Circular wait

Gagan Narang was a famous Indian shooter who was first qualified to London Olympics. He was conferred with Arjuna Award for shooting. 

Flag is a flip-flop used to store the information about the status of a processor and the status of the insturction executed most recently.

A software or hardware mark that signals a particular condition or status. A flag is like a switch that can be either on or off. The flag said to be set when it is turned on.

Output may vary from compiler to compiler.

The order of evaluation of the arguments to a function call is unspecified.