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Web Systems Technologies

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How do you write "Hello World" in an alert box?
  • alert(β€œHello World”) Correct
How many times can you nest a code block within another?
  • As many times as you like (though enough nesting could run the browser out of memory) Correct
How will you end a statement in PHP?
  • by putting a semicolon (;) Correct
JavaScript is _________.
  • Object based Correct
This are statements that make decision.
  • Conditional Statement Correct
What are two of the benefits of using variables?
  • They can save you time in writing and updating your scripts, and they can make the purpose of your code clearer Correct
What are two reasons why a function can be useful?
  • They provide a way to organize the various parts of the script into the different tasks that must be accomplished, and they can be reused Correct
What does a comparison operator do?
  • Compares two values or statements, and returns a value of true or false Correct
What does an assignment operator do?
  • Assigns a new value to a variable Correct
What is the purpose of the <script> and </script> tags?
  • To tell the browser where a script begins and ends Correct
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