programming

Question 1

what is an integer?

Answer 1

whole number

example = 1873628

Question 2

what is a real (or float)?

Answer 2

numbers that have a decimal

examples = 1312.831

Question 3

what is a Boolean?

Answer 3

you can only take one of two values e.g. true or false

Question 4

character?

Answer 4

single number letter or symbol

example = hello or 1234 or ===

Question 5

string?

Answer 5

usually to represent text , it is a collection of character

example = hello , how are you today

Question 6

how many bytes does an integer have?

Answer 6

2 or 4 bytes

Question 7

what data type would be 4 or 8 bytes?

Answer 7

real

Question 8

what data type would 1 bit be?

Answer 8

Boolean

Question 9

what data type would 1 byte be ?

Answer 9

character

Question 10

what data type would 1 byte for every character be?

Answer 10

string

Question 11

what does ‘+’ represent?

Answer 11

addition

Question 12

what does ‘-‘ represent?

Answer 12

subtraction

Question 13

what does ‘*’ represent?

Answer 13

multiplication

Question 14

what does ‘/’ represent?

Answer 14

division

Question 15

what does the sign =

Answer 15

is equal to

Question 16

what does the sign <> or !=

Answer 16

not equal to

Question 17

what does the sign

Answer 17

less than

Question 18

what does the sign >

Answer 18

greater than

Question 19

what does the sign <=

Answer 19

is less than or equal to

Question 20

what does the sign >=

Answer 20

more than or equal to

Question 21

true or false? 5=5

Answer 21

true

Question 22

true or false? 6!=6

Answer 22

false

Question 23

true or false? 4<10

Answer 23

true

Question 24

true or false? 4>10

Answer 24

false

Question 25

true or false? 3>=3

Answer 25

true

Question 26

what can data value be stored as ?

Answer 26

constant or variable

Question 27

can a constant be changed?

Answer 27

NO

Question 28

can a variable change?

Answer 28

YES

Question 29

what is 8*5 ?

Answer 29

40

Question 30

what is 4/2 ?

Answer 30

2