Data Types and Operators

Question 1

The symbols that are used in Python Programs to form an expression are known as

Answer 1

Operators

Question 2

Logical OR operator and Logical AND operator have a low precedence than which operator.

Answer 2

Relational Operator

Question 3

Which Operator has higher precedence than relational and arithmetic operators.?

Answer 3

Logical NOT Operator

Question 4

Any part in a program which can have value is called an

Answer 4

Expression

Question 5

How many types of Expressions are there?

Answer 5

There are four types of Expressions:

1. Arithmetic Expression
2. Logical Expression
3. Relational Expression
4. String Expression

Question 6

The order in which operators are applied is called

Answer 6

Precedence

Question 7

When two or more operators have same precedence what associativity they follow ?

Answer 7

Left to Right Associativity.

Question 8

How is Expression Evaluation done?

Answer 8

It is done from Left to Right Based on Operator Precedence. Solve once at a time.

e.g. 7+5//4+4-10+5//6
       7+1+4-10+5//6
       7+1+4-10+0
       8+4-10+0
       12-10+0
       2+0=2

Question 9

The Process of converting a data type into another data type is known as

Answer 9

Type Conversion

Question 10

Which type Conversion doesn’t need any user involvement ?

Answer 10

Implicit Type Conversion(This conversion takes place during compilation or run time.)

a=6
b=5.5
sum=a+b
print(sum)
print(type(sum)

output: 11.5

Question 11

Which Type Conversion is called typecasting and why?

Answer 11

Explicit Type Conversion aka typecasting coz the user changes(casts) the data type of the object.