Node Process & Node process.argv

Question 1

What is a computer process?

Answer 1

Is theinstanceof acomputer programthat is being executed by one or many threads.

In computer science, 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.

Question 2

Roughly how many computer processes are running on your host operating system (Task Manager or Activity Monitor)?

Answer 2

Roughly 450 processes…

Question 3

Why should a full stack Web developer know that computer processes exist?

Answer 3

A full stack Web developers make an application where multiple processes work together

Question 4

What is theprocessobject in a Node.js program?

Answer 4

Theprocessobject is aglobalthat provides information about, and control over, the current Node.js process.

Question 5

How do you access theprocessobject in a Node.js program?

Answer 5

Just reference it. As a global, it is always available to Node.js applications without usingrequire().

Question 6

What is the data type ofprocess.argvin Node.js?

Answer 6

An array of Strings

Question 7

What is the alias of “process.stdout.write(‘’)”

Answer 7

console.log(‘’)