Skip to content


(I) System Start Up:

This is a general term used to describe the process of preparing the computer, operating system, hardware, or software for operation. This is more commonly referred to as the boot or boot up.

(ii) Booting:

Booting is a process or set of operations that loads and so starts the operating system, starting from the point when user switches on the power button.


Types of Booting

  • Cold booting (b) warm booting
  • Cold booting: When the computer is started after having been switched off.
  • Warm booting: When the operating system alone is restarted after a system crash or freeze.


(iii) Shut Down:

Shut down is a term used to describe the process of closing all software programs in preparation to turn off a computer’s power. The operating system is the last program to be close, and it is highly recommended that all computers be properly shut down before being turned off to help prevent data corruption.



  • Explain cold booting and warm booting
  • What do you understand by start up
  • What is shut down.



We built School Portal NG to specially serve as an alternative means to provide free education for the less-privileged children or children born to low-income earners, adults who otherwise cannot afford to finance their way through school.

  Building & maintaining an elearning portal is very expensive, but this portal is free. Help to keep this learning portal free by donating or supporting us. We accept donations, grants, sponsorships & support to help reach out to more children. Thank you so much. Click here to donate

Leave a Reply

Your email address will not be published. Required fields are marked *

School Portal NG