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revision flashcards
Cards in this deck (16)
- 1WHAT IS A VARIABLE?A VARIABLE IS A MEMORY LOCATION USED TO STORE A VALUE, THE VALUE STORED CAN CHANGE WHILE THE PROGRAM IS RUNNING
- 2WHAT IS A CONSTANT?A CONSTANT IS A MEMORY LOCATION THAT CAN STORE A VALUE, IT CAN BE ACCESSED BUT CANNOT BE CHANGED WHILE THE PROGRAM IS RUNNING
- 3WHAT IS AN INTEGER?AN INTEGER IS A WHOLE NUMBER WITH NO DECIMAL
- 4WHAT IS A FLOATING POINT?A FLOATING POINT IS A NUMBER THAT HAS A FRACTIONAL PART
- 5WHAT IS A CHARACTER?A CHARACTER IS A SINGLE LETTER NUMBER OR SYMBOL
- 6WHAT IS A STRING?A STRING IS A SEQUENCE OF CHARACTERS CONTAINING SPEECH MARKS
- 7WHAT IS BOOLEAN?A BOOLEAN CAN ONLY HAVE ONE OF TWO VALUE, FOR EXAMPLE TRUE OR FALSE
- 8WHAT IS CASTING USED FOR?CASTING IS USED TO CONVERT ONE DATA TYPE INTO ANOTHER
- 9WHAT IS MODULAS (MOD)?MODULUS IS THE REMAINDER OF THE DIVISION AND ONLY PRINTS THE REMAINDER
- 10WHAT IS QUOTIENT (DIV)?QUOTIENT IS THE WHOLE PART OF THE DIVISION AND DOESN'T PRINT OUT THE REMAINDER
- 11WHEN ARE MODULAS AND QUOTIENT USED?THESE ARE USED ONLY FOR INTEGERS AND FLOATING POINT
- 12WHAT IS SELECTION?SELECTION IS WHEN A CONDITION IS USED TO DECIDE WHETHER INSTRUCTIONS SHOULD BE EXECUTED
- 13WHEN IS SELECTION USED?SELECTION IS USED IN AN ALGORITHM TO CHOOSE BETWEEN TWO OR MORE OPTIONS
- 14WHAT IS SEQUENCE?SEQUENCE IS A SERIES OF INSTRUCTIONS IN WHICH EACH INSTRUCTION IS EXECUTED AFTER PREVIOUS ONE HAS BEEN EXECUTED
- 15WHAT IS ITERATION?ITERATION IS THE PROCESS OF REPEATING A SET OF INSTRUCTIONS FOR A SET NUMBER OF TIMES OR UNTIL A CONDITION IS MET
- 16WHAT IS CONCATENATION?CONCATENATION IS THE JOINING OF TWO DIFFERENT STRINGS
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- Flashcards on revision flashcards, created by Faizan Zirrat on 08/11/2019.
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- Faizan Zirrat
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