Python Questions

1. What will be the output of the following code snippet?

a = 3
b = 1 
print(a, b)
a, b = b, a 
print(a, b)

2. 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")

3. Is Python code compiled or interpreted?

4. What happens if the file is not found in the following Python code?

a=False
while not a:
    try:
        f_n = input("Enter file name")
        i_f = open(f_n, 'r')
    except:
        print("Input file not found")

5. Which of the following is false regarding conditional statement in Python?

6. Which of the following blocks will always be executed whether an exception is encountered or not in a program?

7. What is the order of precedence in python?

8. What will be the output of the following Python code?

x = "abcdef"
i = "a"
while i in x:
    x = x[:-1]
    print(i, end = " ")

9. Which of the following is true for variable names in Python?

10. What will be the output of the following Python code?

print('abcdef'.partition('cd'))

11. Set makes use of __________
Dictionary makes use of ____________

12. Which of the following is the proper syntax to check if a particular element is present in a list?

13. Which of the following expressions can be used to multiply a given number ‘a’ by 4?

14. Which keyword is used for function in Python language?

15. Let A and B be objects of class Foo. Which functions are called when print(A + B) is executed?