PYTHON CONCEPTS

Important Python Mcqs

To insert 5 to the third position in list1, we use which command?

a) list1.insert(3, 5)

b) list1.insert(2, 5)

c) list1.add(3, 5)

d) list1.append(3, 5)

Answer:

b) list1.insert(2, 5)

Explanation:

The syntax and working of the insert function in python are shown below:

list1 = [ 1, 2, 3, 4, 5, 6 ]
list1.insert(2, 5) # here 2 is the index, while 5 represents value to be inserted
print(list1)

Output:

[1, 2, 5, 3, 4, 5, 6]

Which of the following is not a type of repetition statement in java?

A. while statement B. do…while statement C. for statement D. loop statement Answer: D. loop statement Explanation: Repetition statement in java are while loop ,

How to format date from one form to another?

a) SimpleDateFormat b) DateFormat c) SimpleFormat d) DateConverte Answer: a) SimpleDateFormat Explanation: We can use the SimpleDateFormat function in java to do this! So, option

The mechanism of designing a new class based on one or more existing classes is called?

a. Polymorphism b. Inheritance c. Abstraction d. Encapsulation Answer: b. Inheritance Explanation Inheritance in Java is a mechanism in which one object acquires all the

The expression (int)(76.0252175 * 100) / 100 evaluates to

a. 76 b. 76.0252175 c. 76.03 d. 76.02 Answer: a. 76 Explanation: Firstly, 76.0252175 is multiplied by 100 we get the result as 7602.52175. Now