GCSE Computer Science Data types

Which data type is used for whole numbers

• sting

• real

• floating point

• integer

Which data type is used for text

• integer

• String

• Mod

• real

Which data type is used for a decimal number

• decimal

• real

• floating point

• integer

Which data type would be best to record the gender of a pupil

• character

• integer

• string

• real

Which of these would not be considered the character data type?

• M

• F

• MAN

• G

Individual letters can be taken from a string. Which of the following would output the length of the string Borland

• OUTPUT LENGTH(Borland)

• OUTPUT LEN(Borland)

• OUTPUT LEN(TEACHER)

• OUTPUT LENGTH(TEACHER)

What would the output be from the code Len(Chelsea)

• 5

• 6

• 7

• 8

The number 9 is stored in a program as a string. Why is this the wrong data type for the number 9?

• Numbers should simply be always stored as strings

• the programmer might think 9 is the letter "p"

• Calculations can only be done with integers not strings.

• It isnt really a problem

To convert a piece of data stored in a string into a whole number you should use the code....

• STRING_TO_INT

• INT_TO_STRING

• STRING_TO_REAL

• STRING_TO_FLOAT

To convert a piece of data stored in a string into a decimal number you should use...

• STRING_TO_INT

• INT_TO_STRING

• STRING_TO_REAL

• STRING_TO_FLOAT