PYTHON REVISION TOUR

What will be the output of the following statement:

print(3-2**2**3+99/11)

• a. 244

• b. 244.0

• -244.0

• d. Error

Which of the following will delete key-value pair for key = “Red” from a dictionary D1?

• a. delete D1("Red")

• b. del D1["Red"]

• c. del.D1["Red"]

• d. D1.del["Red"]

Which of the following statement(s) would give an error during execution of the following code?

tup = (20,30,40,50,80,79)

print(tup) #Statement 1

print(tup[3]+50) #Statement 2

print(max(tup)) #Statement 3

tup[4]=80 #Statement 4

• a. Statement 1

• b. Statement 2

• c. Statement 3

• d. Statement 4

Assertion(A): List is an immutable data type

Reasoning(R): When an attempt is made to update the value of an immutable variable, the old variable is destroyed and a new variable is created by the same name in memory.

• (a) Both A and R are true and R is the correct explanation for A

• (b)Both A and R are true and R is not the correct explanation for A

• (c) A is True but R is False

• (d)A is false but R is True

Which of the following is an invalid datatype in Python?

• (a) Set

• (b) None

• (c)Integer

• (d)Real

Given the following dictionaries

dict_exam={"Exam":"AISSCE", "Year":2023}

dict_result={"Total":500, "Pass_Marks":165}

Which statement will merge the contents of both dictionaries?

• a. dict_exam.update (dict_result)

• b. dict_exam + dict_result

• c. dict_exam.add (dict_result)

• d. dict_exam.merge (dict_result)

Consider the given expression: not True and False or True

Which of the following will be correct output if the given expression is evaluated?

• (a) True

• (b) False

• (c) NONE

• (d) NULL

What will the following expression be evaluated to in Python?

print(15.0 / 4 + (8 + 3.0))

(a)  

Given is a Python string declaration:

myexam="@@CBSE Examination 2022@@"

Write the output of: print(myexam[::-2])

(a)  

Find the invalid identifier from the following

• a. none

• b. address

• c. Name

• d. pass