2.2.2 Data types

Question 1

What is casting? [1]

Answer 1

Converting one data type to another [1]

Question 2

What is the python command to cast to a string? [1]

Answer 2

str() [1]

Question 3

What is the python command to cast to an integer? [1]

Answer 3

int() [1]

Question 4

What is the Python command to cast an ASCII number to its matching character? [1]

Answer 4

chr() [1]

Question 5

What is the Python command to cast a character to it’s matching ASCII number? [1]

Answer 5

ord() [1]

Question 6

What is an integer?

Answer 6

A whole number e.g. 2

Question 7

What is a character

Answer 7

A single letter, number or symbol e.g. A

Question 8

What is a string

Answer 8

A sequence of characters, e.g. Hello

Question 9

What is a real number

Answer 9

A number with a decimal e.g. 2.2

Question 10

What are real numbers also known as?

Answer 10

floats / floating point numbers

Question 11

What is a Boolean

Answer 11

True or False

Question 12

What data type would be best suited to store a phone number?

Answer 12

String - if you use int you’ll lost the 0 at the start.

Question 13

What data type would be best suited to store the time in a 100m race?

Answer 13

Real number - you need the detail from the decimal