Python · all questions

Exception Handling in Python
practice.

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65

Questions

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Q41

What will be the output of the following Python code?

lst = [1, 2, 3]
lst[3]

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Q42

What will be the output of the following Python code?

def a():
    try:
        f(x, 4)
    finally:
        print('after f')
    print('after f?')
a()

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Q43

What will be the output of the following Python code?

x=10
y=8
assert x>y, 'X too small'

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Q44

What will be the output of the following Python code?

#generator
def f(x):
    yield x+1
g=f(8)
print(next(g))

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Q45

What will be the output of the following Python code if the input entered is 6?

valid = False
while not valid:
    try:
        n=int(input("Enter a number"))
        while n%2==0:
            print("Bye")
        valid = True
    except ValueError:
        print("Invalid")

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Q46

What is the purpose of the sys.exc_info() function in Python?

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Q47

What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

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Q48

What will happen if an exception is raised in a try block and is not handled in any of the except blocks?

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Q49

How can you create a custom exception class in Python?

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Q50

Which of the following statements is true?

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Q51

Syntax errors are also known as parsing errors.

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Q52

What is the purpose of the assert statement in Python?

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Q53

The error displayed in the following Python code is?

import itertools
l1=(1, 2, 3)
l2=[4, 5, 6]
l=itertools.chain(l1, l2)
print(next(l1))

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Q54

Which built-in Python function can be used to retrieve the error message associated with an exception?

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Q55

What is the purpose of the except clause without specifying an exception type in a try block?

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Q56

What will be the output of the following Python code?

def f(x):
    for i in range(5):
        yield i
g=f(8)
print(list(g))

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Q57

What will be the output of the following Python code?

try:
    if '1' != 1:
        raise "someError"
    else:
        print("someError has not occurred")
except "someError":
    print ("someError has occurred")

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Q58

Is the following Python code valid?

try:
    # Do something
except:
    # Do something
else:
    # Do something

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Q59

What is the purpose of the assert statement in Python?

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Q60

What will be the output of the following Python code, if the time module has already been imported?

4 + '3'

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