Grade 7 Pre-Technical Studies · Strand 1: Foundations of Pre-Technical Studies · Computer Concepts
Classification of Computers
A short Grade 7 Pre-Technical Studies lesson for the CBE curriculum, part of Foundations of Pre-Technical Studies: Computer Concepts. Learn it on any phone with notes and slides, then check yourself with a quick quiz and earn XP. This lesson is free.
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5 questions from this lesson’s quiz. Start the lesson to answer them and see the right answers.
1. Which type of computer processes discrete data using binary digits 0 and 1?
- A. Analogue computer
- B. Digital computer
- C. Hybrid computer
- D. Mechanical gauge
2. An intensive care patient monitor senses continuous changes such as blood pressure and then displays them as numbers on a screen. What type of computer is it?
- A. Analogue computer
- B. Special-purpose analogue gauge
- C. Hybrid computer
- D. Abacus
3. Which of the following is an example of a special-purpose computer?
- A. A classroom desktop PC
- B. A smartphone
- C. A personal laptop
- D. A traffic light controller
4. Which type of computer measures continuous physical quantities such as temperature, voltage or pressure?
Type your answer in the lesson.
5. Why is a smartphone classified as a general-purpose computer?
- A. It can only make phone calls
- B. It can run many different applications for different tasks
- C. It uses only analogue signals
- D. Its instructions cannot be changed or added to
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