Category: 1. Common Subject

When a lab connects many PCs to share one database, the main need is A Screen brightness control B Keyboard

In an office, what is the main reason to create a computer network? A Increase monitor size B Share resources

In a school lab, why is networking computers most useful? A Increase screen size B Reduce keyboard use C Share

A PC powers on but repeatedly returns to the firmware screen; which setting most directly decides where it tries to

After a sudden shutdown, Windows starts but some system features act strange; which built-in tool checks and repairs system files

After pressing the power button, the PC beeps and shows nothing; what should you check first A RAM seated properly

When a PC is slow only after startup, which setting area should you check first A Screen saver time B

When a computer becomes very slow after installing many apps, what is a simple first step A Delete system files

A user program cannot directly access hardware mainly because A CPU lacks power B RAM is too small C Kernel

When two apps need the same printer, the OS mainly handles A File splitting B Screen mirroring C Device sharing