adplus-dvertising
frame-decoration

Question

What is extern variable?

a.

Variables to be used that are declared in another object file

b.

Variables to be used that are declared in another source file

c.

Variables to be used that are declared in another executable file

d.

Variables to be used that are declared in another program

Answer: (b).Variables to be used that are declared in another source file

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. What is extern variable?