70-480 Sample Question

Question: 22

You need to test the value of the following variable in JavaScript. var length = "75"; A block of code must execute if the length equals 75 regardless of the data type.You need to use the statement that meets this requirement.Which lines of code should you use? (Each correct answer presents a complete solution.Choose two.)

A. if (length = = = 75)
B. if (length = = 75)
C. if (length! = 75)
D. if (length = = "75")

Answer: B,D

70-480 Sample Question

Question: 21

You develop a webpage that allows a user to download a 3PEG image and convert it to a PNG file. You need to implement the code to download the contents of the JPEG image with no additional decoding. Which JavaScript function should you use?

A. readAsBinaryString()
B. readAsArrayBuffer()
C. readAsDataURL()
D. readAsText()

Answer: B

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