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Questions and Answers
What is an input device?
What is an input device?
- A device used to display data on a computer
- A piece of hardware used to input data into a computer (correct)
- A piece of software used to input data into a computer
- A device used to store data in a computer
What is the most popular keyboard layout used today?
What is the most popular keyboard layout used today?
- Alphabetically arranged keyboard
- Multimedia keyboard
- 101-keys QWERTY keyboard (correct)
- Mechanical keyboard
Why were the keys on the keyboard rearranged from alphabetical order?
Why were the keys on the keyboard rearranged from alphabetical order?
- To prevent key jams caused by fast typing (correct)
- To reduce the size of the keyboard
- To make typing more efficient
- To make the keyboard more visually appealing
Which of the following is not an input device?
Which of the following is not an input device?
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What is the purpose of a barcode reader as an input device?
What is the purpose of a barcode reader as an input device?
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Study Notes
Input Devices
- An input device is a hardware component that allows users to enter data or instructions into a computer.
Keyboard Layout
- The most popular keyboard layout used today is the QWERTY layout.
History of Keyboard Layout
- The keys on the keyboard were rearranged from alphabetical order to slow down the typist's fingers to prevent keys from jamming together as the hammers inside the machine struck the ink ribbon to print the characters on the page.
Identifying Input Devices
- The following is not an input device: (answer will vary depending on the options provided)
Barcode Reader
- The purpose of a barcode reader as an input device is to capture and read barcode data, which is then transmitted to a computer for processing and storage.
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