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C. Answer the following questions:

1. What is the use of functions?

2. What do you mean by traversing a string? Give an example.

3. How can we call a function in Python? Explain using an example.

4. What are the different types of functions? Explain in detail.

5. Write any two built-in functions to manipulate strings.

D. Brain Boost. Century #Critical Thinking
21 st
Skills
1. Write the output of the following programs:
a. test_str = "Good Morning"

print("The original string is : " + test_str)
hlf_idx = len(test_str)
res = ' '
for idx in range(len(test_str)):
if idx >= hlf_idx:
res+= test_str[idx].upper()
else:
res+= test_str[idx].upper()
print("The resultant string : " + test_str)

b. def countX(st, X):
count = 0
for ele in st:
if(ele==X):
count = count + 1
return count
st = "Orange Education"
X = 'a'
print(X,"has occurred", countX(st, X), "times")

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