istitle() — Python Technical Interview Questions & Answers

istitle()

istitle()

  • istitle is a string helper. You call it on text like "Asha" or "banana". It gives a new string (or a number/True-False). The old string does not change unless you assign the result back.
  • istitle() — output: True.
  • Fresher trap: writing s.istitle() and expecting s to update. Strings are immutable. Write s = s.istitle(...) if you need the new value (when it returns a string).

Technical Interview Tip: Call istitle on one real word and say what prints.

Code Examples for istitle()

Example

# istitle()
print("Asha Pune".istitle())

istitle() — output: True.

How to Explain istitle() to an Interviewer

Explain istitle() as if you are teaching a junior — definition, then one tiny script.

istitle works on str. istitle usually returns a new string.

What does the example print, and why?

istitle() — output: True

What mistake do freshers make with istitle()?

istitle does not change the original string in place.