T-Level DPDD: Algorithms Quiz

Which of the following is an advantage of flowcharts?

• The flow of the program can be seen clearly.

• They are always easy to follow.

• They do not require any symbols.

• They are always simple and generic.

What is a flowchart?

• A graphical diagram that represents an algorithm which can be used to solve a problem.

• A written description of a problem.

• A set of programming codes.

• A mathematical equation.

Which of the following is an example of a logical operator in pseudocode?

• MOD

• DIV

• AND

• =

What does the term "Sort" mean?

• Put a data set into a specified order

• Examine data to find a specified value

• Remove data from a set

• Add data to a set

What is one disadvantage of using a written description in programming?

• It is easy to include every step required.

• It has a formal syntax.

• It may fail to include every step required.

• It is difficult to understand.

What is a trace table used for?

• To write pseudocode.

• To test or dry run algorithms.

• To create program code.

• To write a written description.

What is a disadvantage of flowcharts?

• They are always easy to follow.

• They do not require any symbols.

• With a large, complicated program the flowchart can become very large and difficult to follow.

• They are always simple and generic.

What are the two types of standard searching algorithms?

• Linear and binary searches

• Bubble and merge sorts

• Quick and heap sorts

• Depth-first and breadth-first searches

What is one advantage of using program code?

• It is not necessary to use the correct syntax.

• It is difficult to create.

• It is easy to begin creating the final program code.

• Full decomposition is always completed.

What is an algorithm defined as?

• A plan or a well-defined set of step-by-step instructions to solve a problem.

• A complex mathematical formula.

• A random sequence of steps.

• A programming language.