Design & Theory of Programming - Pre Defined Functions

Question 1

What does the pre defined function ‘Len’ do?

Answer 1

Calculates the number of characters in a string

Question 2

What does the pre defined function ‘Int’ do?

Answer 2

Truncates the decimal part of a number to leave a whole number

Question 3

What does the pre defined function ‘RND’ do?

Answer 3

Produces a random number between a specified range

Question 4

What does the pre defined function ‘ROUND’ do?

Answer 4

Rounds a number to the nearest whole number

Question 5

What does the pre defined function ‘Asc’ do?

Answer 5

Returns the ASCII value of a character

Question 6

What does the pre defined function ‘Chr’ do?

Answer 6

Returns the character of an ASCII value

Question 7

What does the pre defined function ‘Mid’ do?

Answer 7

Extracts a substring from a string

Question 8

What does the pre defined function ‘UCase’ do?

Answer 8

Converts lowercase characters to uppercase characters

Question 9

What does the pre defined function ‘LCase do?

Answer 9

Converts uppercase characters to lowercase characters