Python String Mastery Quiz

1. What is the output of the Python expression: 'Programming'[-5:-2]?

mmi ammi mmi mmin

2. Given a = 'Hello' and b = 'World', which expression results in 'Hello World!'?

a + b + '!' a + ' ' + b + '!' a.join(b) + '!' a.append(' World!')

3. If temp = 25.567, which f-string gives the output 'Temperature: 25.6'?

f"Temperature: {temp:.1}" f"Temperature: {temp:1f}" f"Temperature: {temp:.1f}" f"Temperature: {temp:.0f}"

4. Which escape character is used in Python strings to represent a **newline**?

\t \\ \n \r

5. What does 'User123'.isalnum() return?

False Syntax Error True 'user123'

6. What is the output of: 'ABCDEF'[::2]?

ACB ACE CBA FDB

7. What is the result of ' \tHello World\n '.strip()?

'Hello World' ' \tHello World\n' 'Hello World\n ' 'Hello World'

8. If num = 10, how can you correctly concatenate it to the string 'Value: '?

'Value: ' + num 'Value: ' + str(num) 'Value: ' + num.tostring() 'Value: ' and num

9. If s = 'banana', what does s.replace('a', 'o', 1) return?

'bonana' 'bonono' 'banana' 'bo'

10. Which slice operation is the standard way to **reverse** a string in Python?

[::-1] [-1::1] [0:len(s):-1] [:-1]

🐍 Python String Mastery Quiz