Many long hours of work accomplished, you save it all and shut down the computer, planning on continuing after a good night's sleep.

CNN: How do I retrieve a lost file?

You can even shut down your computer and the files will still transfer.

FORBES: French Entrepreneurship Is Alive (Even In August)

The assault shut down computer networks at TV stations KBS, MBC and YTN, and halted operations at three banks - Shinhan, NongHyup and Jeju.

BBC: Cyber researcher in Seoul

After confirming the breach, the Chamber shut down and destroyed parts of its computer network, proceeding to revamp its security system over a 36-hour period.

ENGADGET: Chinese hackers target U.S. Chamber of Commerce, sensitive data stolen

After being sued repeatedly for allegedly forcing employees to work through lunch and bathroom breaks, the company installed computer systems that shut down individual cash registers when workers were scheduled for breaks.

WSJ: Supreme Court Will Hear Wal-Mart Challenge to Class-Action Suit

The carrier delayed flights when a computer system shut down for two hours, forcing gate agents to manually process passengers.

WSJ: Delays Hit 1,300 American Airlines Flights

The newspaper reported Monday that a GAO investigation had found data indicating that an unauthorized person had gained access to computers at two overseas posts, causing the department to shut down at least part of one of its international computer systems.

CNN: State Department admits to flaws in computer system