The computer Lab and the Keyboard-Review questions
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Author: Atika M. Nyamoti
The computer Lab and the Keyboard
Review questions
- How does a computer differ from a calculator?
- List any three safety precautions one should observe when entering a computer lab
- Describe any two practices that can cause fire in the computer laboratory.
- The keyboard has …….. groups of keys. Describe?
- Which key will press to:
- Erase a letter just typed
- Change case
- Use numeric keypad keys
- Indent
- Single spacing
- Close a pop up window
- Activate start menu
- Display a drop down list
- Seek Help
- Move the cursor upwards on a text editor
- Refresh current page especially web browser
- What is the difference between UPS and AVS?
- Explain the functions of the following keys on the keyboard?
- F1
- Shift key
- Control key
- Alternate key
- Return key
- Home key
- Which key will you use to overwrite the text in a sentence?
- Define the following words
- clicking
- double clicking
- drag and drop
- cursor
- pointer
- scrolling wheel
- Which of these devices are input devices: Mouse, keyboard, screen, CPU, Modem, Scanner, Trackball, Joy stock, IWB, Digitizer, Camera and light pen
- What is the use of a dehumidifier?
- Why should computer lab seats designed with a straight backrest?
- Name two preventive measures you can take to avoid loss of data.
