Strings

Question 1

Object

Answer 1

A data type that combines state(data) and behaviour(code)

Question 2

String

Answer 2

Sequences of characters

Question 3

Unicode

Answer 3

International encoding standard for use with different languages and scripts by which each letter, digit or symbol is represented by a numeric value

Question 4

ord(“a”)

Answer 4

Return unicode number for 1-character string(97)

Question 5

chr(97)

Answer 5

returns the 1-character string with unicode symbol

Question 6

int(“1234”)

Answer 6

Returns integer value

Question 7

str(1234)

Answer 7

returns the string value

Question 8

Print 2 variables in order

Answer 8

“{0} {1}.format” (“one”, “two”)

‘one two’

Question 9

Reverse order

Answer 9

“{1} {0}”.format(“one”, “two”)

‘two one’

Question 10

align fixed width

Answer 10

“{0:<20}”. format - left
“{0:>20}”.format - right
“{0:^20}”.format - centre

Question 11

Floating point number rounding

Answer 11

“{0:5.3f}”.format(1.23456789)

‘1.235’

Question 12

s.count(search)

Answer 12

returns integer number of search strings found within s

Question 13

s.find(search)

Answer 13

returns position of first search string found within s

Question 14

s.lower/upper()

Answer 14

return lowercase/uppercase version of s

Question 15

s.replace(old, new)

Answer 15

Returns version of s with every occurrence of old replaced with new