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XII CS PT1 cloned 9/17/2020

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

Q1. A Function in python begins with keyword_____.

1

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

1

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

1

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

1

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

1

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

1

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

1

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

1

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

1

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

4

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))

2

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

2

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

2

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

3

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="#")

1

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

1

Which of the statements are true for read()

1

CSV files store data in

1

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

1

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

1

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

1

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

1

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

1

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

3

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

3

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

2

Differentiate between file modes r+ and w+