Science (English Medium) Class 11 - CBSE Question Bank Solutions

Which data type will be used to represent the following data values and why?

A resident of Delhi or not

Which data type will be used to represent the following data values and why?

Mobile number

Which data type will be used to represent the following data values and why?

Pocket money

Which data type will be used to represent the following data values and why?

Volume of a sphere

Which data type will be used to represent the following data values and why?

Perimeter of a square

Which data type will be used to represent the following data values and why?

Name of the student

Which data type will be used to represent the following data values and why?

Address of the student

Give the output of the following when num1 = 4, num2 = 3, num3 = 2.

num1 += num2 + num3
print (num1)

Give the output of the following when num1 = 4, num2 = 3, num3 = 2.

num1 = num1 ** (num2 + num3)
print (num1)

Give the output of the following when num1 = 4, num2 = 3, num3 = 2.

num1 **= num2 + num3

Give the output of the following when num1 = 4, num2 = 3, num3 = 2.

num1 = '5' + '5'
print(num1)

Give the output of the following when num1 = 4, num2 = 3, num3 = 2.

print(4.00 / (2.0 + 2.0))

What will be the output of the following code segment:

myList = [1,2,3,4,5,6,7,8,9,10]
 del myList[3:]
 print(myList)

What will be the output of the following code segment:

myList = [1,2,3,4,5,6,7,8,9,10]
 del myList[:5]
 print(myList)

What will be the output of the following code segment:

myList = [1,2,3,4,5,6,7,8,9,10]
 del myList[::2]
 print(myList)

The record of a student (Name, Roll No., Marks in five subjects and percentage of marks) is stored in the following list: stRecord = ['Raman', 'A-36', [56, 98, 99, 72, 69], 78.8]

Write Python statements to retrieve the following information from the list stRecord.

1. Percentage of the student
2. Marks in the fifth subject
3. Maximum marks of the student
4. Roll no. of the student
5. Change the name of the student from ‘Raman’ to ‘Raghav’.

Write a program to read elements of a list.

The program should ask for the position of the element to be deleted from the list. Write a function to delete the element at the desired position in the list.

Write a program to read elements of a list.

The program should ask for the value of the element to be deleted from the list. Write a function to delete the element of this value from the list.

Sumit got good marks in all the subjects. His father gifted him a laptop. He would like to make Sumit aware of health hazards associated with the inappropriate and excessive use of laptops. Help his father to list the points which he should discuss with Sumit.

Try the following conversion.

(220)₈ = (?)₂