Graded Questions

Question 1

How can you check if a string contains a specific substring sub? ?

string.contains(sub)

sub in string

string.find(sub)

string.include(sub)

Question 2

Which method is used to convert a string to uppercase?

to_upper( )

upper( )

capitalize( )

case_upper( )

Question 3

What will the following code snippet do?

text =python programming
result = text.title( )
print(result)

Converts the first character of each word to uppercase.

Converts the entire string to uppercase.

Removes all whitespace characters.

Converts the entire string to title case.

Question 4

What will the following code do?

string =Hello, World!
result =string.strip( )
print(result)

Remove all leading and trailing spaces.

Remove all spaces.

Remove only leading spaces.

Remove only trailing spaces.

Question 5

What will the following code snippet do?

text =Python
result=text.center(10,-)
print(result)

Aligns the string to the left with a width of 10 characters.

Centers the string within a width of 10 characters, padding with - on both sides.

Centers the string to the right with a width of 10 characters.

Centers the string within a width of 10 characters, padding with - on the left.

Question 6

Which of the following is the correct way to escape a single quote within a string?

**\\

Question 7

What will the expression return?

ord(A)

'A'

None

Question 8

Which method is used to check if a string contains only decimal characters?

isdecimal()

decimal()

isnumber()

contains_decimal()

Question 9

Strings are immutable. what does this mean?

Strings cannot be changed after they are created.

Strings can only be changed once.

Strings can be changed any number of times.

Strings can only be changed by integer values.

Question 10

Which method is used to remove leading whitespace from a string?

remove_space( )

trim( )

strip( )

lstrip( )

Question 11

What is the output of the following code?

text=Python is fun
print(text.split())

[Python, s, fun]

Python is fun

[Python is fun]

Python, is, fun

Question 12

Which method is used to check if a string contains only alphabetical characters?

isalpha( )

alpha( )

alphabet( )

contains_alpha( )

Question 13

Which method is used to check if all characters in a string are in uppercase?

isupper( )

upper( )

isuppercase( )

uppercase( )

Question 14

Which of the following is the correct way to reverse a string text?

reversed_text=text.reverse( )

reversed_text=reverse(text)

reversed_text=text[: :-1]

reversed_text=text.reversed( )

Question 15

Which method is used to check if a string contains only lowercase characters?

islower( )

lower case( )

islower case( )

contains_lower( )

Question 16

What is the output of the following code snippet?

text =Python
print( text[1:] )

ython

ytho

Question 17

What will the expression return?

Ien(Python)

Error

Question 18

Which method is used to check if a string starts with a specific substring?

starts( )

begin_with( )

startswith( )

initiate_with( )

Question 19

What is the output of the following code?

text =Hello, World!
print(text[-6:-1])

Hello

World

Wor

1d !

Question 20

Which of the following is not a valid way to create a multi-line string?

Using triple single quotes ( ' ' ' )

Using triple double quotes (""")

Concatenating multiple strings

Using backslashes at the end of each line (\)

Question 21

How can you remove all occurrences of a character char from a string?

string.remove(char)

string.replace(char,)

string.delete(char)

string.strip(char)

Question 22

How can you determine the length of a string?

length(text)

text.length( )

len(text)

string.len(text)

Question 23

Which of the following is the correct way to declare a string in python?

string=Hello

Question 24

What does the rjust( ) method do?

Adjusts the alignment of the string to the right.

Converts the string to uppercase.

Removes all whitespace characters.

Reverses the string.

Question 25

Which method is used to check if a string ends with a specific substring?

endwith( )

ends( )

is_end( )

endswith( )

Question 26

What is the output of the following code snippet?

text =programming
print(text.count(g))

Question 27

What will the expression return?

Hello, World!.split()

[Hello,World!]

Hello,World!

[Hello,World!]

Question 28

What will the following code snippet print?

string =Python
print(string[0])

Question 29

What is the output of the following code?

text =python programming
print(text.upper())

PYTHON PROGRAMMING.

Python Programming.

python programming.

PYthON PRoGRAMMING.

Question 30

Which method is used to replace occurrences of a substring in a string?

replace( )

swap( )

substitute( )

modify( )

Question 31

Which operator is used to concatenate two strings?

Question 32

What will the following code output?

word =Python
print(word[10])

Index Error

None

Error

Question 33

Which method is used to remove trailing whitespace from a string?

trim( )

strip( )

rtrim( )

rstrip( )

Question 34

Which method is used to check if a string is composed of only printable characters?

isprintable( )

printable( )

isprint( )

contains_printable( )

Question 35

How can you convert a string to a list of characters?

list(text)

text.list( )

str_to_list(text)

convert(text, list)

Question 36

What is the purpose of the format() method for strings?

To format strings as lowercase.

To format strings as uppercase.

To replace placeholders in a string with values.

To remove formatting from strings.

Question 37

What does the center() method do?

Centers the string within a specified width.

Centers the string to the left.

Centers the string to the right.

Centers the string using a specific character.

Question 38

What does the method isnumeric() do?

Checks if all characters are numeric.

Converts a string to numeric type.

Returns the Unicode code of the character.

Checks if a string is empty.

Question 39

Which method is used to split a string into a list of substrings based on a delimiter?

split( )

divide( )

break( )

substring( )

Question 40

What will the following expression evaluate to?

apple < banana

True

False

!apple !is equal to !banana!

Error

Question 41

How can you find the number of occurrences of a substring sub in a string?

string.count(sub)

sub.count(string)

string.occurrences(sub)

sub.occurrences(string)

Question 42

What is the result of the expression?

Python[1:-1]

Ptho

Pyth

ytho

ython

Question 43

How can you convert an integer num to a string in python?

str(num)

num.str( )

convert(num, str).

str. convert(num).

Question 44

What is the result of the expression?

Hello + 3

Hello3

HelloHelloHello

Hello33

Error

Question 45

What is the purpose of the join( ) method for strings?

To concatenate multiple strings.

To split a string into a list of substrings.

To join substrings from a list into a single string.

To remove spaces from a string.

Question 46

What is the result of the expression?

Hello.replace(l, L)

HeLLo

Helo

HLLo

Hello

Question 47

What does the isdigit( ) method do?

Checks if all characters are digits.

Converts the string to integer.

Returns the unicode code of the character.

Checks if the string is empty.

Question 48

Which method is used to swap the cases of characters in a string?

swapcase( )

switchcase( )

switch( )

togglecase( )

Question 49

Which method is used to find the index of the first occurrence of a substring in a string?

first_index()

find( )

search( )

locate( )

Question 50

What will the expression return?

Python[1:4]

Pyt

yth

thon

ytho

Name

Phone

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