Python Interview Questions - 16 | Snaprecruit.com

Python Interview Questions - 16 | Snaprecruit.com

Python interview questions part 16

Python interview questions part 16

Take as many assements as you can to improve your validate your skill rating

Total Questions: 20

1. What is the output? f = Nonefor i in range (5): with open("data.txt", "w") as f: if i > 2: breakprint(f.closed)

Correct Answer is : TRUE

2. To read the next line of the file from a file object infile, we use

Correct Answer is : infile.readline()

3. To read the next line of the file from a file object infile, we use

Correct Answer is : infile.readline()

4. To read the remaining lines of the file from a file object infile, we use

Correct Answer is : infile.readlines()

5. To read the remaining lines of the file from a file object infile, we use

Correct Answer is : infile.readlines()

6. The readlines() method returns

Correct Answer is : a list of lines

7. The readlines() method returns

Correct Answer is : a list of lines

8. Which are the two built-in functions to read a line of text from standard input, which by default comes from the keyboard?

Correct Answer is : Raw_input & Input

9. What is the output of this program? str = raw_input("Enter your input: ");print "Received input is : ", str

Correct Answer is : Enter your input: Hello Python

10. What is the output of this program? str = input("Enter your input: ");print "Received input is : ", str

Correct Answer is : Enter your input: [x*5 for x in range(2,10,2)].

11. Which one of the following is not attributes of file

Correct Answer is : rename

12. What is the use of tell() method in python?

Correct Answer is : tells you the current position within the file

13. What is the current syntax of rename() a file?

Correct Answer is : rename(current_file_name, new_file_name)

14. What is the current syntax of remove() a file?

Correct Answer is : remove(file_name)

15. What is the output of this program? fo = open("foo.txt", "rw+")print "Name of the file: ", fo.name # Assuming file has following 5 lines# This is 1st line# This is 2nd line# This is 3rd line# This is 4th line# This is 5th line for index in range(5): line = fo.next() print "Line No %d - %s" % (index, line) # Close opened filefo.close()

Correct Answer is : Displays Output

16. What is the use of truncate() method in file?

Correct Answer is : truncates the file size

17. Which is/are the basic I/O connections in file?

Correct Answer is : All of the mentioned

18. What is the output of this program? import sysprint 'Enter your name: ',name = ''while True: c = sys.stdin.read(1) if c == '\n': break name = name + c print 'Your name is:', name If entered name is sanfoundry

Correct Answer is : sanfoundry

19. What is the output of this program? import syssys.stdout.write(' Hello\n')sys.stdout.write('Python\n')

Correct Answer is : Hello

20. What is the pickling?

Correct Answer is : It is used for object serialization

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