Refer to the following code that performs a basic mathematical operation on a provided input:
function calculate(num) { Return (num +10) / 3;
}
How should line 02 be written to ensure thatx evaluates to 6 in the line below? Let x = calculate (8);

1. A. Return Number((num +10) /3 );
2. B. Return (Number (num +10 ) / 3;
3. C. Return Integer(num +10) /3;
4. D. Return Number(num + 10) / 3;

Correct Answer: B

Refer to the following code:

1. A. Outer message
2. B. Outer message Inner message
3. C. Inner message Outer message
4. D. Inner message

Correct Answer: D

A developer has a web server running with Node.js. The command to start the web server is node server.js.
The web server started having
latency issues. Instead of a one second turnaround for web requests, the developer now sees a five second turnaround.
Which command can the web developer run to see what the module is doing during the latency period?

1. A. NODE_DEBUG=true node server.js
2. B. DEBUG=http, https node server.js
3. C. NODE_DEBUG=http,https node server.js
4. D. DEBUG=true node server.js

Correct Answer: D

developer removes the HTML class attribute from the checkout button, so now it is simply:
Checkout.
There is a test to verifythe existence of the checkout button, however it looks for a button with class= “blue”. The test fails because no such button is found.
Which type of test category describes this test?

1. A. True positive
2. B. True negative
3. C. False positive
4. D. False negative

Correct Answer: D

Which three browser specific APIs are available for developers to persist data between page loads ? Choose 3 answers

1. A. IIFEs
2. B. indexedDB
3. C. Global variables
4. D. Cookies
5. E. localStorage.

Correct Answer: ABE