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XII CS PT1 cloned 9/17/2020

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Last updated over 5 years ago
27 questions
Note from the author:
XII CS PT-1
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Question 1
1.

Q1. A Function in python begins with keyword_____.

Question 2
2.

Q2. Name the statement that sends back value from a function.

Question 3
3.

Q3. A variable declared or defined within function body is known as _______

Question 4
4.

Q4. What is the output of the program given below?
x=20
def func(x):
x=2
func(x)
print('x is now',x)

Question 5
5.

Q5. More than one value(s) can be returned by a function in Python.

Question 6
6.

Q6. The variable declared inside the function is called a global variable.

Question 7
7.

Q7. A local variable having the same name as that of a global variable hides the global variable in its function.

Question 8
8.

Q8. Built in functions are created by users and are not a part of python library.

Question 9
9.

Q9. The first line of a function header begins with def keyword and ends with a colon(:)

Question 10
10.

Q10. The variable declared out siide all the functions is called __________

Question 11
11.

Q11. What will be the output of the following code? 4
def func(a,b=2,c=0.10):
return(a*b*c)

print(func(6100,1))
print(func(5000,c=0.05))
print(func(5000,3,0.12))
print(func(b=4,a=5000))

Question 12
12.

Q12 write a python function SUM to sum the numbers in a list
Sample List [4,6,3,5,6]
Expected output:24

Question 13
13.

Q13. Write a python function to print the sum of even numbers from a given list

Question 14
14.

Q14. What is the difference between local variable and global variable?

Question 15
15.

Q15. What possible output(s) are expected
import random
AR=[20,30,40,50,60,70]
FROM=random.randint(1,3)
TO=random.randint(2,4)
for K in range(FROM,TO+1):
print(AR[K],end="#")

Question 16
16.

Which of the following commands can be used to read “n”number of characters from a file using the file object named file

Question 17
17.

Which of the statements are true for read()

Question 18
18.

CSV files store data in

Question 19
19.

Identify the correct option to open a file c:\text.dat for appending in Python Program

Question 20
20.

format is a text format, accessible to all applications across several platforms

Question 21
21.

method is used for random access of data in a CSV file

Question 22
22.

method of pickle module is used to write an object into binary file

Question 23
23.

method of pickle module is used to read data from a binary file

Question 24
24.

Which of the following is not a valid mode to open a file?

Question 25
25.

Write a user-defined function in python that displays the number lines starting with 'H' in the file 'Para.txt'

Question 26
26.

Write a function countmy() in Python to read the text file "Data.Txt" and count the number of times "my" occurs in the file.

Question 27
27.

Differentiate between file modes r+ and w+