| A | B |
| Boolean values | aÿdata type having twoÿvalues either true or false |
| If/Else instruction | execute one instruction if Boolean condition is true; another if false |
| single-alternative decision | an If/Else instruction with an empty Else part |
| dual-alternative decision | a structure with two possible paths of execution |
| relational operators | compares values for greater than, less than, or equal to |
| logical operators | testing two (or more) conditions to determine whether either is true or both is true |
| sequence structure | instructions are executed in sequence without branching off |
| decision structure | executing a set of instructions under certain circumstances. |
| conditionally executed | performing a command only if certain conditions are met. |
| Boolean logic | testing conditions to be whether either is true or both are true. |