Fina1 Review Questions 1 with Answers

Definitions:

1. CSS element.

   Ans: The HTML tag to which the style applies. 
   Examples: body, h1, p, img, td.

2. CSS property.

   Ans: The aspect of the element that is being modified.
   Examples: font-family, color, background-color, text-align.

3. CSS value.
   Ans: The chosen setting for the property.
   Examples: Verdana, AliceBlue, Beige, center.

   In this document-level style
   body { font-family:Verdana; }
   body is the element, font-family is the property,
   and Verdana is the value.

4. Server side programming.

   Ans: Computations that are performed by the browser
   using a language like JavaScript.

5. Client side programming.

   Ans: Computations that are performed by the server,
   such as updating databases.

6. Alert box.

   Ans: A popup box, also called message box, that displays
   a message.  To make the alert box disappear, click the OK
   button.  To display an alert box, use the JavaScript line
   window.alert(message);

7. Status bar.
 
   Ans: An area at the extreme lower left of the browser window
   that can contain output.  To display a message in the status bar:
   window.status = message;

8. Concatenation operator.

   Ans: Takes two strings, a string and a number or a number and
   a string and simply sticks them together. The symbol for the
   concatenation operator is +.  If + operates on two numbers,
   it means addition. 

9. Assignment operator.

   Ans: = is the assignment operator.  In the expression
   x = 2 + y;, the right side 2 + y is computed and then assigned
   to the left side variable x.

10. Arithmetic operator.

    Ans: One of these operators:  + : addition, - : subtraction,
    * : multiplication, / : division.  They are used for performing
    computations.

11. Comparison operator.

    Ans: One of the operators: == : equal to, < : less then,
    <= : less than or equal to, > : greater than, >= : greater then
    or equal to, != : not equal to.

12. Builtin function.

    Ans: A function that comes with JavaScript.  It need not be
    defined by the programmer.  Examples of Math builtin functions:
    Math.sqrt, Math.pow, Math.random, Math.floor.

13. Event handler.

    Ans: A function that is called in an onclick or onload attritute.

Questions.

14. How many spaces does the browser display between a and b?

    <p>a    &nbsp;  &nbsp;b</p>
  Ans:   1    1    1   1  The sum of these is 4.

15. Write code to define a button with caption Push Me.

    Ans:
    <input type="button" value="Push Me"
           style="font-family:Verdana; color:blue;
                  background-color:beige;"
           onclick="eventHandlerFunction( )" />