preparation quiz

What are algorithms used for?

• To plan out a solution to a problem

• As a platform to program absolution

• To test a solution to a problem

What is selection?

• A set of steps to follow

• A path through a solution

• A decision

why is iteration important?

• Allows more steps in an algorithm

• Allows choice in an algorithm

• Allows an algorithm to be simpler by removing unnecessary steps

What is pseudocode?

• A flowchart

• A way of describing a set of instructions

• a high-level language

What are the three building blocks used when designing algorithms

• Sequencing, programming , iteration

• Sequencing, selection , iteration

• Sequencing, selection , programming

how is sequencing represented in a flowchart?

• With sentences that look like a programming language

• As a series of boxes that follow each other with arrows

• As a series of diamond shaped boxes

Which of the following gives strategies for designing algorithms?

• Pseudocode and algorithms

• Pseudocode and flowcharts

• flowcharts and selection

why is selection important?

• Allows more steps in a program

• Allows us to repeat steps in a solution

• allows us to include more than one path through a solution

In pseudocode how is a decision represented

• WHEN DO

• IF OTHERWISE

• IF THEN ELSE

Which of the instructions IF THEN ELSE represents a condition?

• THEN

• ELSE

• IF