Keywords 2

Keywords 2

1. Branch

   • Selections are decisions or questions
   • Used to make algorithms more realistic
   • Branch: When code goes one or two different ways depending on its condition.

2. Sequence

   • Sequences allow you to store multiple values with ease in an organised fashion
   • Examples of sequence are String, lists and tuples in python
   • Where your code flows through one line to the next and it doesn't branch or repeat.
   • For example: output: input name Input (name) output your name is output (name)

3. Loop

   • Code that runs consistently
   • For
     • A for loop is something the continues on and on and on and on...
   • While
     • While loop is a sequence of instructions that is continually repeated until a certain condition is reached
     • While a condition is true, do a task or instruction.
       • When the condition is not true or not met, it will jump out of the loop and continue to the next sequence.
     • A while loop can go on forever if the condition is never met. So it will continue until the condition is met.
       • If the condition is never met it will go finally.
     • A while loop will repeat till the condition is met.
     • A while loop is very often used for validation.

4. Boolean operators

   • Three examples: NOT, AND, OR In order of precedence
   • Used as conjunctions
   • Result in the value of True or False
   • Logical operators which result in a TRUE/FALSE condition

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