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Sequence Data Types Set-1

Leave a Comment / O Level Tests / By brcinstitute111@gmail.com

Instruction:-

Number of Questions : 25

Total Marks : 25

Each question carry 1 Marks.

No negative marking

Results

#1. Which of the following is an immutable data type?

List

Set

Tuple

Dictionary

#2. What is the output of t=(2,3,4,3.5,5,6);
print(sum(t)+t.count(2))?

24.5

24

23.5

25.5

#3. Which function is used to shuffle a list in Python?

random.shuffle(list)

random.list()

shuffle.list()

list.shuffle()

#4. What is the output of str1=”helloworld”;
print(str1[::-1])?

hello

world

helloworld

dlrowolleh

#5. Which of the following is correct regarding dictionaries in Python?

Dictionary can have two same keys with different values

Dictionary can have two same values with different keys

Dictionary can have two same keys or same values but cannot have two same key-value pairs

Dictionary can neither have two same keys nor two same values

#6. What is the common difference in the arithmetic sequence: 3, 7, 11, 15, …?

3

4

5

7

#7. What is the sum of the first 10 terms of the arithmetic sequence: 2, 5, 8, 11, …?

150

130

120

140

#8. Which of the following is an immutable data type?

List

Set

Tuple

Dictionary

#9. What is the output of t=(2,3,4,3.5,5,6);
print(sum(t)+t.count(2))?

24.5

24

23.5

25.5

#10. What is the output of the following code?
print(type(“123”))

int

str

float

bool

#11. What is the index of the last element in the list my_list = [‘a’, ‘b’, ‘c’]?

2

3

1

0

#12. Which of the following is a mutable data type in Python?

Tuple

String

List

Integer

#13. Which of these is a correct way to declare a tuple in Python?

t = [1, 2, 3]

t = {1, 2, 3}

t = (1, 2, 3)

t =

#14. Which Python data type is used to store key-value pairs?

List

Tuple

Set

Dictionary

#15. What will be the output of the following code?
x = [1, 2, 3]
x[1] = 4
print(x)

[1, 2, 3]

[1, 4, 3]

[4, 2, 3]

Error

#16. What is the correct syntax to access the second element in a list my_list?

my_list[2]

my_list[1]

my_list(1)

my_list{1}

#17. What is the result of len(“Hello”)?

4

5

6

Error

#18. Which of the following is not a sequence data type?

List

Dictionary

Tuple

String

#19. What will be the output of the following?
my_tuple = (1, 2, 3)
my_tuple[0] = 10

(10, 2, 3)

Error

(1, 10, 3)

None

#20. Which of the following data types is immutable?

List

Dictionary

String

Set

#21. What will be the result of the following code?
a = [1, 2, 3]
print(a[-1])

1

3

-1

Error

#22. Which data type would be most appropriate to store unique values only?

List

Tuple

Set

Dictionary

#23. What is the result of this operation?
“abc” + “def”

"abcdef"

"abc def"

Error

"abc+def"

#24. What will be the output of:
my_list = [10, 20, 30]
print(len(my_list))

10

3

30

Error

#25. Which of the following is a valid dictionary?

{1, 2, 3}

{1: "a", 2: "b"}

[“a”, “b”, “c”]

(1, 2, 3)

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Results

#1. Which of the following is an immutable data type?

#2. What is the output of t=(2,3,4,3.5,5,6); print(sum(t)+t.count(2))?

#3. Which function is used to shuffle a list in Python?

#4. What is the output of str1=”helloworld”; print(str1[::-1])?

#5. Which of the following is correct regarding dictionaries in Python?

#6. What is the common difference in the arithmetic sequence: 3, 7, 11, 15, …?

#7. What is the sum of the first 10 terms of the arithmetic sequence: 2, 5, 8, 11, …?

#8. Which of the following is an immutable data type?

#9. What is the output of t=(2,3,4,3.5,5,6); print(sum(t)+t.count(2))?

#10. What is the output of the following code? print(type(“123”))

#11. What is the index of the last element in the list my_list = [‘a’, ‘b’, ‘c’]?

#12. Which of the following is a mutable data type in Python?

#13. Which of these is a correct way to declare a tuple in Python?

#14. Which Python data type is used to store key-value pairs?

#15. What will be the output of the following code? x = [1, 2, 3] x[1] = 4 print(x)

#16. What is the correct syntax to access the second element in a list my_list?

#17. What is the result of len(“Hello”)?

#18. Which of the following is not a sequence data type?

#19. What will be the output of the following? my_tuple = (1, 2, 3) my_tuple[0] = 10

#20. Which of the following data types is immutable?

#21. What will be the result of the following code? a = [1, 2, 3] print(a[-1])

#22. Which data type would be most appropriate to store unique values only?

#23. What is the result of this operation?“abc” + “def”

#24. What will be the output of: my_list = [10, 20, 30] print(len(my_list))

#25. Which of the following is a valid dictionary?

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#2. What is the output of t=(2,3,4,3.5,5,6);
print(sum(t)+t.count(2))?

#4. What is the output of str1=”helloworld”;
print(str1[::-1])?

#9. What is the output of t=(2,3,4,3.5,5,6);
print(sum(t)+t.count(2))?

#10. What is the output of the following code?
print(type(“123”))

#15. What will be the output of the following code?
x = [1, 2, 3]
x[1] = 4
print(x)

#19. What will be the output of the following?
my_tuple = (1, 2, 3)
my_tuple[0] = 10

#21. What will be the result of the following code?
a = [1, 2, 3]
print(a[-1])

#23. What is the result of this operation?
“abc” + “def”

#24. What will be the output of:
my_list = [10, 20, 30]
print(len(my_list))