Question 1

Most programmers agree it is a good programming practice to clear and initialize ____________________ to ensure the data is valid.

Accepted Answer

The answer of Most programmers agree it is a good...

Question 2

Identify the letter of the choice that best matches the phrase or definition.
-Method calls a function or evaluates an expression after a specified amount of time has elapsed

Accepted Answer

The phrase describes the function of setTimeout() which waits for a specified amount of time before executing a function or evaluating an expression.

Question 3

The ____________________ attribute of the open()method includes a status bar when set to the value of yes.

Accepted Answer

The answer of The ____________________ attribute of the open()method includes...

Question 4

The ____________________ attribute of the open()method includes the address bar in a pop-up window when set to the value of yes.

Accepted Answer

The answer of The ____________________ attribute of the open()method includes...

Question 5

The _____________________________ built-in function is the only function that tests for numeric values.

Accepted Answer

The answer of The _____________________________ built-in function is the only...

Question 6

The ____________________ object generally is used with the onSubmit and onReset event handlers.

Accepted Answer

The answer of The ____________________ object generally is used with...

Question 7

Multiple ____________________ can be associated with the same event handler.

Accepted Answer

The answer of Multiple ____________________ can be associated with the...

Question 8

Identify the letter of the choice that best matches the phrase or definition.
-These kind of statements are an integral part of every programming language

Accepted Answer

Control structures such as "if" statements are fundamental to programming languages, allowing for conditional execution of code blocks.

Question 9

A(n)____________________ is a JavaScript object that stores multiple values in one variable name.

Accepted Answer

The answer of A(n)____________________ is a JavaScript object that stores...

Question 10

Identify the letter of the choice that best matches the phrase or definition.
-Converts a string argument into a decimal floating-point number

Accepted Answer

parseFloat() converts a string into a decimal floating-point number.

Question 11

The height and width of pop-up windows are measured in ____________________.

Accepted Answer

The answer of The height and width of pop-up windows...

Question 12

The toolbar attribute of the open()method is written as ____________________.

Accepted Answer

The answer of The toolbar attribute of the open()method is...

Question 13

The term,setting the focus,refers to giving attention to a(n)____________________.

Accepted Answer

The answer of The term,setting the focus,refers to giving attention...

Question 14

Form validation in JavaScript can use a series of nested ____________________ statements.

Accepted Answer

The answer of Form validation in JavaScript can use a...

Question 15

Identify the letter of the choice that best matches the phrase or definition.
-A base of 8

Accepted Answer

Octal is a number system that uses a base of 8.

Answer: C 
 Radix is another term for base, and in this case, a base of 8 is octal.

Therefore, the best choices are H and C.

Question 16

A window that displays over a previously opened browser window is called a(n)____________________ window.

Accepted Answer

The answer of A window that displays over a previously...

Question 17

When the ____________________ attribute of the open()method is set to yes,the title bar is removed.

Accepted Answer

The answer of When the ____________________ attribute of the open()method...

Question 18

The ____________________ method searches the string object for the separator,which is enclosed within the quotation marks,and for every separator creates a separate sub string.

Accepted Answer

The answer of The ____________________ method searches the string object...

Question 19

Identify the letter of the choice that best matches the phrase or definition.
-Special kind of symbol used by conditions to indicate what type of comparisons should be made between the values

Accepted Answer

The definition describes a type of symbol called an operator.

Question 20

You can use the ____________________ function to return an integer value,stripping the value after the decimal point.

Accepted Answer

The answer of You can use the ____________________ function to...

Quiz 10: Creating Pop-Up Windows, Adding Scrolling Messages, and Validating Forms