Question

Which file keeps command to execute automatically when operating system is started?
1. All options are wrong
2. Command.com
3. Autoexec.bat
4. Config.sys

Answer 1

Correct Answer - Option 3 : Autoexec.bat
Concept

Command.com

COMMAND.COM gives users a command-line interface. Hence it does not execute automatically.

Autoexec.bat

An Autoexec.bat file contains DOS commands that are executed automatically when a PC boots.

Config.sys

Config.sys is a file which is used to configure computer hardware at startup.

Therefore the Correct answer is option 3