Question

How do we define the term Thread?

(a) Device that controls input

(b) Variable that controls movement

(c) Controlled execution of applications

(d) Device that controls input & Variable that controls movement

I have been asked this question in semester exam.

My question comes from Performance Measures in JavaScript topic in chapter Performance Measures in JavaScript of JavaScript

Answer 1

Correct answer is (c) Controlled execution of applications

To explain I would say: Threads are sequential units of controlled execution for applications. A thread of execution is the smallest sequence of programmed instructions that can be managed independently by a scheduler, which is typically a part of the operating system.