Python Questions

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

count = 0
while(True):
   if count % 3 == 0:
       print(count, end = " ")
   if(count > 15):
       break;
   count += 1

2. Which of the following functions can be used to read data from a file using a file descriptor?

3. What will be the output of the following Python program?

z=set('abc')
z.add('san')
z.update(set(['p', 'q']))
Z

4. What are the two main types of functions in Python?

5. What is the order of precedence in python?

6. The % operator returns the ___.

7. As what datatype are the *kwargs stored, when passed into a function?

8. What is the order of namespaces in which Python looks for an identifier?

9. Which of the following are valid escape sequences in Python?

10. Which of the following functions can help us to find the version of python that we are currently working on?

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

a = [1, 2, 3]
a = tuple(a)
a[0] = 2
print(a)

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

 class test:
     def __init__(self,a):
         self.a=a
 
     def display(self):
         print(self.a)
obj=test()
obj.display()

13. Which one of the following syntaxes is the correct syntax to read from a simple text file stored in ”d:python.txt”?

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

import re
s = 'abc123 xyz666 lmn-11 def77'
re.sub(r'b([a-z]+)(d+)', r'21:', s)

15. Which of the following is used to define a block of code in Python language?