Chapter 2- Input and Output Devices

Chapter 2- Input and Output Devices

Assessment

Flashcard

Other

10th Grade

Practice Problem

Medium

Created by

Nur Abdullah

Used 2+ times

FREE Resource

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43 questions

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1.

FLASHCARD QUESTION

Front

Input Devices and Their Uses

Back

  • An input device is any hardware device that allows a user to enter data or instructions into a computer directly.

  • An input device can send data to another device, but it cannot receive data from another device.

  • Input devices are necessary for a computer to receive commands from its users and data to process; they are under the user's control or can be direct data entry.

2.

FLASHCARD QUESTION

Front

Keyboards Uses:

Back

Uses:

  • Input of data into applications software

  • Typing in commands to the computer

3.

FLASHCARD QUESTION

Front

Keyboards Advantages:

Back

  • Fast entry of new text into a document.

  • Well-known method.

  • Easy to use for most people.

  • Easier to do verification checks as data is entered (can immediately compare the source document with typed data on the screen).

4.

FLASHCARD QUESTION

Front

Keyboards Disadvantages:

Back

  • It can be difficult to use if the user has limited arm/wrist use.

  • Slow method when compared to direct data entry.

  • It is a fairly large device that uses up valuable desk spa.

5.

FLASHCARD QUESTION

Front

Numeric keypads

Uses:

Back

  • Automatic teller machines (ATMs), where the customer can key in their PIN, amount of money, etc.

  • Mobile phones allow phone numbers, etc., to be keyed in.

  • Point of sale terminals (POS) in case the barcode reader fails to read the barcode – the number has to be keyed in manually by the operator.

  • Chip and PIN devices when paying by credit/debit cards.

  • Fast entry of numeric data into a spreadsheet.

6.

FLASHCARD QUESTION

Front

Numeric keypads

Advantages ;

Back

  • Faster than standard keyboards when entering numeric data.

  • Because many are small devices, they are very easy to carry around.

7.

FLASHCARD QUESTION

Front

Numeric key disadvantages ;

Back

  • Sometimes, they have small keys, which can make input more difficult.

  • Sometimes, the order of the numbers on the keypad is not intuitive.

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