JWD JS Test Bank 1-10

1. With JavaScript, which of the following is true if x and y are not equal?

• if x!=y

• if (x!=y)

• if x not=y

2. With JavaScript, the first control statement in a for loop usually does what?

• sets the termination condition

• increments a counter

• creates a control variable

3. What is the correct JavaScript syntax to change the content of the HTML element below? <p id="demo">This is a demonstration</p>

• document.getElementByName("p").innerHTML = "Hello World";

• document.getElementById("demo").innerHTML = "Hello World";

• document.getElement("p").innerHTML = "Hello World";

• #demo.innerHTML = "Hello World";

4. How many buttons are there in a JavaScript alert box?

• one

• two

• none

5. Which event is triggered when a form field is changed?

• onsubmit

• onblur

• onclick

• onchange

6. With JavaScript, look at the following code: var x="Anna"; var y=30; x=y; Variable 'x' now contains?

• a text

• a number

• a boolean

7. With JavaScript, how do you round the number 7.25 to the nearest integer?

• Math.round(7.25)

• Math.floor(7.25)

• Math.ceil(7.25)

8. With JavaScript, how can you find the number with the highest value of x and y?

• Math.max(x,y)

• Math.ceil(x,y)

• Math.top(x,y)

9. Is JavaScript case-sensitive?

• Yes

• No

• Not on Windows platform

• Not on Linux platform

10. With JavaScript, how do you call a function named "myFunction"?

• call function myFunction()

• call myFunction()

• myFunction()