What is the initial value displayed on the calculator before any input?
AWS, JavaScript, React - Deploy Web Apps on the Cloud - Implementing the Calculator - Operators

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Information Technology (IT), Architecture
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5
0
10
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of the 'do calculation' function?
To update the display with the new total
To concatenate numbers
To reset the calculator
To handle button clicks
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the last pressed operator stored in the calculator's state?
As an array
As a number
As a string
As a boolean
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operation is NOT handled by the switch case in the 'do calculation' function?
Exponentiation
Subtraction
Multiplication
Addition
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the default case in the switch statement?
To keep the current value
To reset the calculator
To handle unknown operators
To perform division
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the clear button do when pressed?
Resets the calculator to its initial state
Adds a zero to the display
Performs a calculation
Displays an error message
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the error encountered when testing the equals button?
The equals button was not clickable
The calculator displayed the wrong total
The calculator reset unexpectedly
The equals button did not update the display
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