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Unit 1 - Revision quiz

Authored by Kevin Collins

Computers

9th Grade

Used 13+ times

Unit 1 - Revision quiz
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78 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is incorrect?

Programming tells a computer what to do and how to do it. ​

Computational thinking enables you to work out exactly what to tell the computer to do.

Computational thinking enables you to work out exactly not what to tell the computer to do.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Getting computers to help us to solve problems is a two-step process:​

First, we think about the steps needed to solve a problem. ​

Second we:

we use our communication skills to get the computer working on the problem

use our technical skills to get the computer working on the problem

we use our basic skills to get the computer working on the problem

we use our technical skills not to get the computer working on the problem

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is computational thinking? Which of the following is incorrect?

Its about what: To solve problems using computational thinking

Why: Before computers can solve a problem the problem must be understood

How: Understand and use the 4 elements on computational thinking in order to solve problems

Who: Before computers can solve a problem the problem must be understood

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Flow charts and pseudocode are:

Types of algorithm

Types of variable

Types of reserved word

Types of datatype

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes decomposition?

Breaking a complex problem down into more manageable tasks.

Focusing on the more important information only, ignoring the relevant detail.

Looking for similarities among and within problems.

Developing a step by step solution to a problem or the rules to follow to solve the problem.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes abstraction?

Breaking a complex problem down into more manageable tasks.

Focusing on the more important information only, ignoring the relevant detail.

Looking for similarities among and within problems.

Developing a step by step solution to a problem or the rules to follow to solve the problem.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes algorithms?

Breaking a complex problem down into more manageable tasks.

Focusing on the more important information only, ignoring the relevant detail.

Looking for similarities among and within problems.

Developing a step by step solution to a problem or the rules to follow to solve the problem.

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