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Python Programming

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

300 questions•30 pages•~450 min

Progress: 0 / 3000%

Page 1 of 30 • Questions 1-10 of 300

Q1easy

What is the output?

a = [1, 2, 3]
b = a
b.append(4)
print(a)

A)[1, 2, 3]

B)[1, 2, 3, 4]

C)Error

D)[4]

Q2easy

Which statement creates an immutable sequence?

A)[]

B)()

C)set()

D){}

Q3easy

What's the result of this expression?

3 * 'ab' + 'c'

A)'abababc'

B)'ababc'

C)'ababcab'

D)'cababab'

Q4medium

Which is true about Python dictionaries?

A)Keys must be mutable

B)Keys are ordered since Python 3.7+

C)Duplicate keys are allowed

D)Values must be same type

Q5medium

What's the output?

def f(x=[]):
    x.append(1)
    return x

print(f())
print(f())

A)[1] then [1]

B)[1] then [1,1]

C)Error

D)[] then []

Q6easy

Which is not a valid set operation?

A)union

B)intersection

C)indexing

D)difference

Q7medium

What's the output?

print(0.1 + 0.2 == 0.3)

A)True

B)False

C)Error

D)None

Q8easy

What does init do in a class?

A)Create the class

B)Initialize instance attributes

C)Destroy an instance

D)Define class methods

Q9easy

What's the output?

print({i: i*i for i in range(3)})

A){0,1,4}

B){0: 0, 1: 1, 2: 4}

C)[(0,0),(1,1),(2,4)]

D)Error

Q10medium

Which of these is used to create a generator?

A)[]

B){}

C)() with yield

D)() comprehension with parentheses and yield expression

...

Python Programming

What is the output?

Which statement creates an immutable sequence?

What's the result of this expression?

Which is true about Python dictionaries?

What's the output?

Which is not a valid set operation?

What's the output?

What does __init__ do in a class?

What's the output?

Which of these is used to create a generator?

What does init do in a class?