Exam 70-480 topic 4 question 12 discussion

Actual exam question from Microsoft's 70-480

Question #: 12
Topic #: 4

You develop an HTML5 webpage that contains the following HTML markup:
<input id="loanTermTextBox" type="text" />
Users must enter a valid integer value into the text box.
You need to validate the data type that is received from the input element.
Which two code segments should you include on the webpage? (Each correct answer presents a complete solution. Choose two.)

A. Option A
B. Option B
C. Option C
D. Option D
E. Option E

Show Suggested Answer

Suggested Answer: AB 🗳️
* parseInt
The parseInt() function parses a string and returns an integer.
)
Required. The string to be parsed
Optional. A number (from 2 to 36) that represents the numeral system to be used.
* The isNaN() function determines whether a value is an illegal number (Not-a-Number).
This function returns true if the value is NaN, and false if not.
Reference: JavaScript parseInt() Function; JavaScript isNaN() Function

by MrAnderson at May 6, 2020, 9:16 p.m.

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MrAnderson

5 years, 1 month ago

A and B has the same answer?

upvoted 1 times

nelaed

4 years, 11 months ago

First line is different.

upvoted 2 times

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