Class 11 Python Chapter 5

Chapter 5 Solutions to all excercises


Excercise - 1
1 (i) A dot cannot be in a variable name

1 (iii) There is a special sign of dollar

1 (iv) There cannot be a space character in a variable name

1 (vi) '-' cannot be in a variable name

1 (viii) 'True' is a reserved word in Python so it cannot be usd as a variable name

In [3]:
# Excercise - 2

# Excercise 2(a)
length = 10
breadth = 20

# Excercise 2(b)

sum = (length + breadth) / 2

# Excercise 2(c)

stationary = ['Paper' , 'Gel Pen' , 'Eraser']

# Excercise 2(d)

first = "Mohandas"
middle = "Karamchand"
last = "Gandhi"

# Excercise 2(e)

full_name = first + " " + middle + " " + last
print(full_name)

Mohandas Karamchand Gandhi


Excercise - 3
(a) The sum of 20 and –10 is less than 12. (b) num3 is not more than 24. (c) 6.75 is between the values of intege
Stationery is empty.

Answers

(a) 20 + (-10) < 12 (b) num3 <= 24 (c) (6.75 > num1) and (6.75 < num2) (d) (middle > first) and (middle < last) (e)


Excercise - 4
Q. Add a pair of parentheses to each expression so that it evaluates to True. (a) 0 == 1 == 2 (b) 2 + 3 == 4 + 5 ==

Answer:-

(a) 0 == (1 == 2) (b) (2 + (3 == 4) + 5) == 7 (c) (1 < -1) == (3 > 4)