Python - String and Lists

str1 = "Hello World"

result = ""

for char in str1:

if char.isalpha():

result += char.lower()

else:

result += char

print(result)

What will be the output of the above code?

• hello world

• HELLO WORLD

• Hello World

• hELLO wORLD

str2 = "Python is awesome"

result = ""

for i in range(len(str2)):

if i % 2 == 0:

result += str2[i].upper()

else:

result += str2[i].lower()

print(result)

What will be the output of the above code?

• PyThOn iS AwEsOmE

• pYtHoN iS AwEsOmE

• PYTHON IS AWESOME

• PytHon Is aWesoMe

str3 = "12345"

result = ""

for char in str3:

result += str(int(char) * 2)

print(result)

What will be the output of the above code?

• 246810

• 13579

• Typecasting Error

• 12345246810

str4 = "Good Morning"

result = ""

for char in str4:

if char.isalpha():

result += char

print(result)

What will be the output of the above code?

• Good Morning

• GdMrng

• Morning

• GoodMorning

str5 = "abcdefg"

result = ""

for i in range(len(str5)):

if i % 2 != 0:

result += str5[i]

print(result)

What will be the output of this code?

• bdfg

• aceg

• abcdefg

• bdf

my_list = [1, 2, 3, 4, 5]

if len(my_list) > 3:

result = my_list[:3]

else:

result = my_list[::-1]

print(result)

What will be the output of the above code?

• [1, 2, 3]

• [5, 4, 3, 2, 1]

• [1, 2, 3, 4, 5]

• [1, 2]

my_list = [1, 2, 3, 4, 5]

if sum(my_list) > 20:

result = my_list[-1] * 2

else:

result = my_list[2]**2 + my_list[-2]**2

print(result)

What will be the output of this code?

• 7

• 10

• 25

• 2

my_list = [10, 20, 30, 40, 50]

if my_list[0] < my_list[-1]:

result = my_list[-1] - my_list[0]

else:

result = len(my_list)

print(result)

What will be the output of this code?

• 5

• 40

• 10

• 50

my_list = [1, 2, 3, 4, 5]

if len(my_list) > 3:

result = [x**2 for x in my_list]

else:

result = [x for x in my_list if x % 2 == 0]

print(result)

What will be the output of this code?

• [1, 4]

• [1, 4, 9, 16, 25]

• [2, 4]

• [1, 4, 9, 16]

my_list = [10, 20, 30, 40, 50]

if sum(my_list) > 150:

result = [x * 2 for x in my_list]

else:

result = [x for x in my_list if x > 30]

print(result)

What will be the output of this code?

• [40, 50]

• [20, 30, 40, 50]

• [20, 30]

• [10, 20, 30, 40, 50]