Trắc Nghiệm: Máy Tính Và Em

What are the main components of a computer?

• Mouse, study desk, books

• Monitor, mouse, keyboard, CPU

• TV, speakers, study desk

• Chair, curtains, mouse

What is the mouse used for?

• To type

• To control and select commands

• To produce sound

• To print paper

What is the function of the keyboard?

• Used to type letters and enter numbers

• To view images

• To listen to music

• To hold in hand

Which part of the computer helps you see images and text?

• Keyboard

• Monitor

• CPU

• Mouse

How do you turn on the computer?

• Hit the machine hard

• Press the power button

• Open the keyboard cover

• Shake the CPU

What should you do to turn off the computer properly?

• Unplug it immediately

• Turn off the power switch

• Press Start → Shutdown

• Press the spacebar continuously

What should you do when studying on the computer?

• Sit sideways, lean close to the screen

• Sit up straight, eyes 40-50cm from the screen

• Study while lying down

• Put your feet on the computer desk

What is the role of the CPU?

• Contains water to cool the machine

• A place to store documents

• Houses the main processing components of the computer

• A place to store the keyboard

If you click the mouse too hard or drag continuously, what could happen?

• The mouse could break

• The machine will run faster

• The screen will be brighter

• The machine will play music

What should you do to protect the computer?

• Turn off the machine by unplugging it

• Use it correctly and turn it off properly

• Gently hit the CPU when it freezes

• Leave the machine on all day without turning it off