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ISDS FINAL 13, LSU ISDS 3105 FINAL EXAM
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ISDS FINAL 13, LSU ISDS 3105 FINAL EXAM
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ISDS FINAL 13, LSU ISDS 3105 FINAL EXAMSince a page can contain multiple web forms, JavaScript organizes the forms into
_____ object collection. - Answers-document.forms[idref]
Which of the following expressions can be used to reference a form element using its
name or id attribute? - Answers-form.elements.ename;
Identify the input field property or method that can be used to remove the focus from the
input box.
a. input.focus()
b. input.pattern
c. input.blur()
d. input.required - Answers-input.blur()
Identify the input field property or method that can be used to return the current value
displayed in the input box. - Answers-input.value
Which of the following selection list properties returns true if more than one option can
be selected from the list? - Answers-select.multiple
_____ is a selection list property that returns the number of options displayed in the
selection list. - Answers-select.size
Identify the options object collection in which the selection list options are organized. -
Answers-select.options[idref]
Identify the toLocaleString() method that gives you more control while formatting
numeric values. - Answers-value.toLocaleString(locale, {options})
Which of the following descriptions corresponds to the currency:code option from the
toLocaleString() method? - Answers-Currency symbol to use for currency formatting
where code designates the country or language
The _____ option from the toLocaleString() method indicates whether to use a
thousands grouping symbol (true) or not (false). - Answers-useGroup: Boolean
For options buttons and check boxes, use the _____ event handler in response to the
user clicking those elements. - Answers-onclick
In many web forms, important data is stored within _____ so that the data is available to
programmers but removed from the user's control. - Answers-hidden fields
Identify the reason for which <form method="get" action="url"> attribute is added to a
form element. - Answers-To append form data to the URL
, Using the _____, you can direct the browser to retrieve specific information about the
URL, to reload the current page, or to load an entirely new page. - Answers-location
object
Identify the method associated with browser locations that can find the protocol,
hostname, and port number of the URL. - Answers-location.origin
Which of the following location methods returns the href portion of the location's URL? -
Answers-location.toString()
Identify the description of the option.selected property. - Answers-It returns true if the
option has been selected by user.
Radio buttons are grouped by a common field name placed within the _____ array. -
Answers-options[idref]
The _____ property returns a Boolean value indicating whether the option button,
option, is currently checked by a user. - Answers-option.checked
Which of the following CSS selector returns the option button that is checked within the
protection field? - Answers-input[name="protection"]:checked
Identify the object constructor that can be used to create a text string explicitly. -
Answers-stringVar = new String(var);
Which of the following methods can be used to reference a character at the index i of
the string? - Answers-string.charAt(I)
Which of the following methods can be used to extract longer text strings? - Answers-
string.slice(start [,end])
Identify the method that can be used to create an array of substrings. - Answers-
strArray = string.split(str)
Identify the use of string.indexOf(str [,start])method. - Answers-To search for the
occurrence of a substring within larger text strings
Regular expressions have the general form denoted as _____. - Answers-/pattern/
Identify the action for which the g flag is added at the end of the regular expression
/pattern/. - Answers-To perform a global search
Identify the description for the \b character type. - Answers-A word boundary
Which of the following character types is used for any non-white-space character? -
Answers-\S
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