Javascript Basic

1/20
How you can Write "Hello W3docs" with alert ?
- alertBox("Hello W3docs");
- alert("Hello W3docs");
- msg("Hello W3docs");
- msgBox("Hello W3docs");
- modal("Hello W3docs")
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2/20
How we can declare a function in Javascript
- function myFunction(...)
- myFunction function(...)
- declare function myFunction(...)
- var function myFunction(...)
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3/20
How we can call myFunction function in javascript ?
- call function myFunction(...)
- funcall myFunction(...)
- myFunction(...)
- call myFunction(...)
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4/20
How we can use "While" in Javascript ?
- (while ...){...}
- while ... ...
- while(...){...}
- do while (...) {...} then {...}
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5/20
Which is the correct way to use comment in Javascript ?
- {# ... #}
- <!--- .... ---!>
- // ....
- \\ ...
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6/20
Which is correct way to declare an array in Javascript ?
- var names = ['Argishti', 'Hayk', 'Vardan']
- var names = array('Argishti', 'Hayk', 'Vardan')
- var name = 'Argishti', 'Hayk', 'Vardan'
- var names = [0]=>'Argishti', [1]=>'Hayk',[2]=> 'Vardan
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7/20
How to find out the max of x and y ?
- ceil(x, y)
- max(x, y)
- Math.max(x, y)
- top(x, y)
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8/20
How to detect client's browser name ?
- navigator.appName
- navigator.browserName
- browser.name
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9/20
What is the result of "variable" ?
var variable;
if ( 10 > 4){
variable = true;
}
else {
variable = 55;
}
- true
- 55
- undefined
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10/20
What is the "variable" value ?
var variable;
if ( 11 == 11 and 12 < 10 ){
variable = 12;
}
else {
variable = 'undefined';
}
- true
- 'undefined'
- 12
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11/20
Javascript is back-end side programming language ?
- yes
- no
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12/20
How we can modify anything in any table of any database with Javascript ?
- modify [dbName].[TableName] ...
- change [dbName].[TableName] ...
- no way
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13/20
Which is the correct ?
- i =+ 1;
- i += 1;
- i = i++1
- +i+
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14/20
How can we declare an object with Javascrpt ?
- var variable = new Object()
- var variable = Object()
- var variable = {}
- var variable = new myFunction()
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15/20
How can we open new window with Javascript ?
- window.open(...)
- window.new(...)
- open(new window())
- window.open_new(...)
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16/20
How can we get the domain name with Javascript ?
- window.location.href
- window.location.hostname
- window.location.domain
- window.location.domain_name
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17/20
Which function is used to load the next URL in the history list ?
- window.history.next()
- window.history.load_next()
- window.history.forward()
- window.history.load_forward()
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18/20
How can we open confirm window in Javascript ?
- confirm()
- location.confirm()
- window.open_confirm()
- window.new_confirm()
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19/20
Which is undefined variable?
variable1 = '14';

if ( variable2 ) {
delete variable2;
}
else if ( variable1 ) {
delete variable1;
}
- None
- both
- only variable1
- only variable2
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20/20
How can we get the DOM element with id ?
- window.getElementById(...)
- document.getElementById(...)
- page.getElementById(...)
- document.innerHTML.getElementById(...)
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