Computational Thinking - AQA A Level Computer Science

1.What is computational thinking?

• A. thought process involved in formulating a problem and expressing its solution.

• B.Thinking like a computer in binary form.

• C.Instructing the computer to solve a problem.

2.Which of the following is TRUE about software development?

• A.It is a complex process.

• B.It requires innovative thinking.

• C.Complex testing procedures are involved.

• D.All of the above.

3.Which of the following is NOT a component of computational thinking?

• A.Programming

• B.Algorithm design

• C.Abstraction

• D.Decomposition

4.Breaking a large problem down into smaller chunks is called …………………..

• A.Algorithm design

• B.Decomposition

• C.Computational thinking

• D.Abstraction

5.Which of the following is similar to generalisation?

• A.Decomposition

• B.Algorithm design

• C.Abstraction

• D.Computational thinking

6.What is abstraction?

• A.Removing certain characteristics from objects so that the set of characteristics is reduced to a simple form.

• B.Sets of logical instructions for a computer.

• C.Thinking like a computer.

7.What is an algorithm?

• A.Data given to a system.

• B.Steps followed to think like a computer.

• C.Step by step instructions given to a computer.

8.Which of the following is an example of ‘thinking ahead’?

• A.Cache memory

• B.Concurrent processing

• C.Parallel processing

• D.Pipelining

Which of the following is the opposite of decomposition?

• A.Generalisation

• B.Abstraction

• C.Composition

Which of the following is a disadvantage of parallel processing?

• A.Reduced speed of computer.

• B.Additional time is spent in coordinating the processors.

• C.Slower graphical processing.