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C777 Unit 3: JavaScript Exam|70 Questions with Verified Answers
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C777 Unit 3: JavaScript Exam|70 Questions with Verified Answers
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C777 Unit 3: JavaScript Exam|70Questions with Verified Answers
toUpperCase() - -Which method convert a string value to uppercase letters?
-abort - -Which event occurs when the loading of an image is terminated?
-blur - -Which event occurs when a user clicks the mouse button outside of
a particular input field?
-click - -Which event occurs when the user clicks on a link or form element?
-change - -Which event occurs when a user modifies the value of a form
field?
-error - -Which event occurs when there is a problem loading an external
image or resource?
-focus - -Which event occurs when a user clicks into a form field?
-load - -Which event occurs when a page is opened?
-mouseOver - -Which event occurs when the user moves the mouse pointer
over a link, image or other visible element on a page?
-mouseOut - -Which event occurs when the mouse pointer leaves a link,
image or other visible element on a page?
-reset - -Which event occurs when a form's Reset button is clicked?
-select - -Which event occurs when the user highlights the text in a form
field?
-submit - -Which event occurs when a form's Submit button is clicked?
-unload - -Which event occurs when a page closed?
-properties - -What are attributes of an object, such as height, color, font
size, sentence length and so forth?
-methods - -What are actions that an object can be made to perform?
-alert() - -Which method creates a pop-up box with the specified message
string, which the user can dismiss by clicking a button in the box?
, -prompt() - -Which method creates a pop-up box with the specified
message string and requests user input into a text field in the box?
-confirm() - -Which method creates a pop-up box with the specified
message string and requests user confirmation by clicking the OK or Cancel
button in the box?
-document.write() - -Which method writes the specified message string in
the page?
-variable - -What is a named space of memory?
-= - -Which operator is used to assign values?
-number - -Which data type holds any numeric value used for mathematical
operations?
-string - -Which data type holds any string of alphanumeric characters used
for words or for numbered phrases that are not mathematically manipulated?
-var birthYear = "1956" - -Which expression creates a string value?
-var birthYear = 1956 - -Which expression creates an integer value?
-Boolean - -Which data type holds True or False values only?
-null - -Which value indicates that a user enters nothing in a text box then
submits the form?
-undefined - -Which value indicates that a variable has no value assigned
yet?
-expression - -What is a part of a statement that is evaluated as a value?
-operator - -What is a symbol or character used in expressions to store or
evaluate a value?
-Assignment - -Which type of operator assigns a value to a variable using
the equal symbol?
Example: myNumber = 25
-Arithmetic - -Which type of operator evaluates to a number?
Example: 25 + 75
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