Although all the necessary knowledge was available by 1918, the first operational computer did not appear until 1946.

He has restored all missing modules and the computer appears to be fully operational.

His computer appeared to have hung, just as it had last night.

In one touch, both the father's and son's computers appear to have minds of their own.

The company has placed a warning in the search results of users whose computers appear to be infected.

Even if the computer appears to run normally, problems may appear under a heavy load.

As time goes on, the computer appears to become increasingly intelligent.

Just a decade ago, the first, crude, personal computers appeared.

When the first digital computers appeared in the early 1940s, the instructions to make them operate were wired into the machine.

All the computers then started up and appear to be working normally, but engineers are still investigating.