Chapter 3 : Flowchart & Pseudocode

What does sequential mean?

• Instructions are executed in the order of importance

• Instructions are executed when activated by the user

• Instructions are executed when the computer requires them to execute

• Instructions are executed one after another from beginning to end

Which of these are examples of Selection?

• for(x=0; x<5; x++)

  //do stuff

• if (x > 0)

  //do stuff

• while(x < 5)

  //do stuff

• switch(x)

  case(0): //do stuff

Which of these are examples of Iteration?

• for(x=0; x<5; x++)

  //do stuff

• while(x < 5)

  //do stuff

• if (x > 0)

  //do stuff

• switch(x)

  case(0): //do stuff

Which of the following best describes an Algorithm?

• A specific piece of code that does a specific function

• A well-defined step-by-step procedure to solve a problem

• An outline for a solution to solve a given problem

• A step-by-step procedure to code a computer program

What are the characteristics of a Flowchart?

• It flows from top to bottom

• It is easy to translate into programming language

• It represents an algorithm, workflow or process in a diagram

• It shows steps as boxes of various kinds

What are some of the benefits of a Flowchart?

• Makes logic clear

• Communication

• Easy to translate into programming language

• Easy to modify

What does this symbol represent in a Flowchart?

• Show order of operation

• A conditional operation

• Input and output of data

• Beginning or Ending of the program

• Processes that change value/form/location of data

What does this symbol represent in a Flowchart?

• Show order of operation

• A conditional operation

• Input and output of data

• Beginning or Ending of the program

• Processes that change value/form/location of data

What does this symbol represent in a Flowchart?

• Show order of operation

• A conditional operation

• Input and output of data

• Beginning or Ending of the program

• Processes that change value/form/location of data

What does this symbol represent in a Flowchart?

• Show order of operation

• A conditional operation

• Input and output of data

• Beginning or Ending of the program

• Processes that change value/form/location of data