1. What is the Lockdown Browser Calculator?

The Lockdown Browser Calculator provides basic arithmetic functions within a secure testing environment. It's designed to offer simple calculation capabilities while maintaining exam integrity.

2. How Does the Calculator Work?

The calculator performs standard arithmetic operations on two input numbers:

Where the operator can be addition (+), subtraction (-), multiplication (×), or division (÷).

3. Supported Operations

Details: The calculator supports the four basic arithmetic operations:

• Addition: Sum of two numbers
• Subtraction: Difference between two numbers
• Multiplication: Product of two numbers
• Division: Quotient of two numbers (returns "Undefined" for division by zero)

4. Using the Calculator

Tips:

1. Enter the first number in the "First Number" field
2. Select the desired operation from the dropdown
3. Enter the second number in the "Second Number" field
4. Click "Calculate" to see the result

5. Frequently Asked Questions (FAQ)

Q1: Why is this calculator limited to basic operations?
A: This is designed for use in secure testing environments where only basic calculation functionality is permitted.

Q2: Can I use decimal numbers?
A: Yes, the calculator accepts both whole numbers and decimal numbers.

Q3: What happens if I try to divide by zero?
A: The calculator will display "Undefined (division by zero)" as this is mathematically undefined.

Q4: Are there keyboard shortcuts?
A: No, in lockdown mode all input must be through the on-screen interface.

Q5: Can I use scientific notation?
A: No, this calculator only accepts standard number format.