## 1. What does the '==' operator do in R?

### Answer:

### Explanation:

The '==' operator in R is used for testing equality between two values or expressions.

## 2. Which operator is used for matrix multiplication in R?

### Answer:

### Explanation:

In R, the '%*%' operator is used for matrix multiplication, performing the dot product of two matrices.

## 3. How do you assign a value to a variable in R?

### Answer:

### Explanation:

The '<-' operator is commonly used for assignment in R. The '=' operator can also be used, but '<-' is more traditional in R.

## 4. What is the purpose of the '!' operator in R?

### Answer:

### Explanation:

The '!' operator is the logical NOT operator in R, used to negate a logical value.

## 5. Which operator is used for integer division in R?

### Answer:

### Explanation:

The '%/%' operator in R performs integer division, which gives the quotient of the division without the remainder.

## 6. How is the modulo operation performed in R?

### Answer:

### Explanation:

The '%%' operator in R is used to perform the modulo operation, returning the remainder of a division.

## 7. What does the '&&' operator do in R?

### Answer:

### Explanation:

The '&&' operator in R performs a logical AND operation between two logical expressions.

## 8. What is the use of the '|' operator in R?

### Answer:

### Explanation:

The '|' operator is used for performing a logical OR operation in R.

## 9. Which operator is used to raise a number to the power of another number in R?

### Answer:

### Explanation:

The '^' operator in R is used for exponentiation, raising a number to the power of another number.

## 10. How do you check for inequality in R?

### Answer:

### Explanation:

The '!=' operator is used to check for inequality between two values or expressions in R.

## 11. What is the result of the expression 'TRUE & FALSE' in R?

### Answer:

### Explanation:

The '&' operator performs a logical AND, so 'TRUE & FALSE' evaluates to FALSE.

## 12. What is the effect of the '<-' operator inside a function call in R?

### Answer:

### Explanation:

The '<-' operator inside a function call in R assigns a value to a variable locally within the function's scope.

## 13. What does the '%%' operator return when used with positive numbers in R?

### Answer:

### Explanation:

The '%%' operator in R returns the remainder of the division between two numbers.

## 14. Which operator in R is used for element-wise multiplication in vectors?

### Answer:

### Explanation:

The '*' operator in R performs element-wise multiplication when used with vectors.

## 15. What does the '->' operator do in R?

### Answer:

### Explanation:

The '->' operator in R assigns the value on its left to the variable on its right, opposite to the more common '<-' operator.