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Python Programming

Comprehensive Python programming questions covering fundamentals, data structures, and advanced concepts

300 questionsâ€¢30 pagesâ€¢~450 min

Use this quiz track to strengthen recall, speed, and exam-style decision making. Attempt one page first, review explanations, and then re-attempt incorrect questions without notes.

A good scoring strategy is to mark uncertain questions, finish known ones quickly, and return with elimination logic. This improves accuracy while keeping momentum under time constraints.

Progress: 0 / 3000%

Page 26 of 30 • Questions 251-260 of 300

Q251medium

Which of these returns a read/write text wrapper for a binary file?

A)io.TextIOWrapper

B)open(...,'rb')

C)BytesIO

D)StringIO

Q252easy

What's the output?

print((1,2) * 2)

A)(1,2,1,2)

B)(2,4)

C)Error

D)None

Q253hard

Which protocol lets you implement custom object serialization?

A)__getstate__ / __setstate__

B)__serialize__

C)__format__

D)__reduce__

Q254easy

What's the output?

print(any([]))

A)False

B)True

C)Error

D)None

Q255easy

Which of these is used to manage temporary files?

A)tempfile

B)shutil

C)os

D)pathlib

Q256easy

What's the output?

print((1).__repr__())

A)'1'

B)1

C)Error

D)None

Q257medium

Which of these returns a copy of deque rotated n steps?

A)deque.rotate(n)

B)collections.deque([...]).rotate(n) (mutates)

C)Use slicing

D)None

Q258easy

What's the output?

print(''.join(['a', 'b', 'c']))

A)abc

B)a b c

C)Error

D)None

Q259easy

Which library provides convenient progress bars?

A)tqdm

B)progress

C)rich

D)All of the above

Q260easy

What's the output?

print((lambda x: x*2)('a'))

A)aa

B)a2

C)Error

D)None

......

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