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Question ID 14978

You are creating a custom function. You pass an object named testObj to the function as a
parameter. You do not use inheritance through the functions.
The function must establish whether testObj inherits from another object named parentObj.
You need to ensure that the function performs as required.
Which method or operator should you add to the function?

Option A

parentObj.instanceof(testObj)

Option B

testObj.isPrototypeOf(parentObj)

Option C

testObj.instanceof(parentObj)

Option D

parentObj.isPrototypeOf(testObj)

Correct Answer B
Explanation Explanation: The isPrototypeOf() method tests for an object in another object's prototype chain. Reference: Object.prototype.isPrototypeOf()


Question ID 14979

Which CSS3 code fragment will style only the external links in an HTML document?

Option A

Option A

Option B

Option B

Option C

Option C

Option D

Option D

Correct Answer A
Explanation

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