Exam 20: Iteration Principles

If the loop initialization of a for loop makes the continuation test false, the loop body will only execute once .

An array index is also called a(n) ________ .

The timed event code that displays an animation must update the displayed frame and finally set the ________ so the next frame will be displayed .

In animation, one of many images that is rapidly redrawn to create the illusion of motion is known as a(n) ________ .

Anything you can do by modifying the DOM could also be done with the document . write() function .

The <continuation> operation of a for loop has the same form as the predicate in a conditional statement .

Given the following JavaScript code, which of the following is the event handler? TimerID = setTimeout("animate()", 30); ClearTimeout(timerID);

In programming ________ means looping through a series of statements to repeat them .

Timers can be set but not canceled .

A JavaScript program can change the content of a page that is already displayed by changing the ________ .

In JavaScript '\n' is the ________ symbol .

The off-by-one error is an uncommon error in computing .

A(n) ________ is an indexed base name .

Which of the following will create a loop that will iterate ten times?

The clearTimeout() function is used to

A(n) ________ is the common name for the repetition of a block of programming code .

An array index must be a non-negative integer .

If myArray is an array of length 10, the largest subscript is ________ .

Which of the following statements is TRUE about the following JavaScript declaration?var rows = new Array(5);

You cannot put a conditional statement inside a loop .