Y9 Algorithms

Which of the following best describes abstraction?

• Removing all of the unimportant bits of a problem.

• Breaking the problem down into manageable chunks.

• A logical way of getting from the problem to the solution.

Which of the following best describes decomposition?

• Removing all of the unimportant bits of a problem.

• Breaking the problem down into manageable chunks.

• A logical way of getting from the problem to the solution.

Which of the following best describes algorithmic thinking?

• Removing all of the unimportant bits of a problem.

• Breaking the problem down into manageable chunks.

• A logical way of getting from the problem to the solution.

Which of the following statements is not true about flow diagrams?

• They break the problem down in a logical way.

• They help you to identify inputs and outputs.

• They can over complicate a problem and should only be used by specialists.

What is this symbol used for when making a flow diagram?

• Decision

• Process

• Input/output

What is this symbol used for when making a flow diagram?

• Decision

• Process

• Input/output

What is this symbol used for when making a flow diagram?

• Decision

• Process

• Input/output

Which of the following best describes pseudo code?

• A written design of a program without worrying about the syntax.

• A diagram that shows the flow of a program.

• The code used to solve a problem with all of the correct syntax.

Which of the following is a searching algorithm used by computer systems?

• Linear search

• Bubble search

• Open search

Which of the following is a sorting algorithm used by computer systems?

• Linear sort

• Bubble sort

• Open sort