python exam

The in operator is used to check if a value exists within an iterable object container such as a list. Evaluate to True if it finds a variable in the specified sequence and False otherwise.

• TRUE

• FALSE

Answer explanation

Remember, the range doesn’t include the stop number in the output. Read Python range function for more details.

What is the output of the following code?

• 10, 11, 12, 13, 14

• 10, 11, 12, 13, 14, 15

Answer explanation

Remember, the range doesn’t include the stop number in the output. Read Python range function for more details.

What is the output of the following code?

• {‘Vicki’, ‘Jodi’, ‘Garry’, ‘Eric’}

• {‘Jodi’, ‘Vicki’, ‘Garry’, ‘Eric’}

• The program executed with error

Answer explanation

The set is an unordered data structure. Therefore, we cannot access/add/remove its elements by index number.

What is the output of the following code?

• 10 20

• 10 20 30

• Error: invalid syntax

Answer explanation

In Python, We can do simultaneous assignments to more than one variable.

What is the output of the following code?

• JamesJamesJamesJamesJamesJames

• JamesJamesJamesJamesJames

• Error: invalid syntax

Answer explanation

We can use * operator to repeat the string n number of times. For example, in the above question, First, we repeated the string two times, and again we repeated the output string three times.

A string is immutable in Python?

Every time when we modify the string, Python Always create a new String and assign a new string to that variable.

• TRUE

• FALSE

Answer explanation

Yes, strings are immutable in Python. You cannot modify a string once created. If you change a string, Python builds a new string with the updated value and assigns it to the variable.

What is the output of the following code?

• 10

  15

• 25

  125

Answer explanation

Using two multiplication symbols, we can make a power relationship in Python. We call operator an exponent operator. For example, the result of expression 5 3 is 125

Can we use the “else” block for for loop?

for example:

• TRUE

• FALSE

Answer explanation

We can use the else block after the end of for loop and while loop. The else block is used to check the successful execution of a loop. If the loop executed successfully without any issues, the else block executes.

What is the output of the following code?

• True

  True

• True

  False

• False

  True

Answer explanation

The == (Equal To) operator used to compare the values of two objects and The is operator compares the identity of two objects.

What is the output of the following code?

• Jam

• dno

• maJ

• dnoB semaJ

Answer explanation

Pick a range of items starting in the reverse direction starting from index 2 with step 1.