Javascript Questions and Answers

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Showing 10 of 78 questions
Q71
<script type="text/javascript" language="javascript"> var qpt = "QualityPointTechnologies"; var result =qpt.indexOf("Tech"); document.write(result); </script>
  • A 11
  • B 12
  • C 15
  • D 13
Answer: Option C
Q72
<script language="javascript"> function x() { var s = "Eat to live, but do not live to eat"; var pattern = new RegExp("eat$"); document.write(pattern.exec(s)); } </script>
  • A Eat
  • B eat
  • C undefined
  • D Eat eat
Answer: Option B
Q73
<script language="javascript"> function x() { var qpt = "We are fast growing Software Company located in Chennai, India."; var pattern = new RegExp("in","g"); document.write(pattern.exec(qpt) + " "); document.write(pattern.exec(qpt) + " "); document.write(pattern.exec(qpt) + " "); } </script>
  • A in in In
  • B in in in
  • C in in null
  • D in null null
Answer: Option B
Q74
-------------- method is used to remove focus from the specified object.
  • A blur()
  • B focus()
  • C None
Answer: Option A
Q75
parseFloat("FF2")=?
  • A 152
  • B FF2
  • C NaN
  • D None
Answer: Option C
Q76
eval((20*4)=?
  • A Nan
  • B 204
  • C 24
  • D 80
Answer: Option D
Q77
<script language="javascript"> function x() { var qpt = "QualityPointTechnologies"; var pattern = new RegExp("TECHNOLOGIES","i"); document.write(qpt.match(pattern)); } </script>
  • A null
  • B Technologies
  • C TECHNOLOGIES
  • D Error
Answer: Option B
Q78
Javascript is a ________ typed language.
  • A tightly
  • B loosely
Answer: Option B
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