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Javascript quiz
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Fragen in diesem Quiz (30)
1The next array method does the following:
concat()- AJoins two or more arrays, and returns a copy of the joined arrays
- BSearch the array for an element and returns its position
- CRemoves the last element of an array, and returns that element
- DReverses the order of the elements in an array
2The next array method does the following:
indexOf()- AJoins two or more arrays, and returns a copy of the joined arrays
- BReverses the order of the elements in an array
- CSearch the array for an element and returns its position
- DSelects a part of an array, and returns the new array
3The next method does the following:
join()- AReverses the order of the elements in an array
- BRemoves the last element of an array, and returns that element
- CJoins all elements of an array into a string
- DSorts the elements of an array
4The next array method does the following:
lastIndexOf()- AAdds/Removes elements from an array
- BSearch the array for an element, starting at the end, and returns its position
- CSearch the array for an element and returns its position
- DSelects a part of an array, and returns the new array
5The next array method does the following:
pop()- AReverses the order of the elements in an array
- BRemoves the last element of an array, and returns that element
- CJoins all elements of an array into a string
- DAdds/Removes elements from an array
6The next array method does the following:
push()- AAdds new elements to the end of an array, and returns the new length
- BRemoves the first element of an array, and returns that element
- CSorts the elements of an array
- DAdds/Removes elements from an array
7the next array method does the following:
reverse()- AReverses the order of the elements in an array
- BSelects a part of an array, and returns the new array
- CAdds/Removes elements from an array
- DJoins two or more arrays, and returns a copy of the joined arrays
8The next array method does the following:
shift()- ARemoves the first element of an array, and returns that element
- BSorts the elements of an array
- CAdds/Removes elements from an array
- DSearch the array for an element and returns its position
9The next array method does the following:
slice()- ASelects a part of an array, and returns the new array
- BAdds/Removes elements from an array
- CJoins all elements of an array into a string
- DReverses the order of the elements in an array
10The next array method does the following:
sort()- ASorts the elements of an array
- BRemoves the first element of an array, and returns that element
- CSearch the array for an element, starting at the end, and returns its position
- DSelects a part of an array, and returns the new array
11The next array method does the following:
splice()- AAdds new elements to the end of an array, and returns the new length
- BReverses the order of the elements in an array
- CSearch the array for an element and returns its position
- DAdds/Removes elements from an array
12The next array method does the following:
unshift()- ARemoves the last element of an array, and returns that element
- BAdds new elements to the end of an array, and returns the new length
- CAdd new element to the beginning of an array and returns the new length
- DSelects a part of an array, and returns the new array
13What is an associative array
- Ais an array which use Strings instead of Integer
numbers as index. - Bis an array which use integer instead of strings
numbers as index. - Cis an array with no value
- Dis an array with strings and integers in it
- Ais an array which use Strings instead of Integer
14Everything is javascript can be treated as an object except
- Aarrays
- Bnull and undefined
- Cstrings
- Dmath and regular expressions
15In JavaScript almost everything is an object except booleans
- ARichtig
- BFalsch
16Whats the output of the following code:

- A

- B

- A
17A variable declared (using var) within a JavaScript function becomes __________________ and can only be
accessed from within that function- AGlobal
- BLocal
18Variables declared outside a function, become ______________, and all scripts and functions on the
web page can access it.- AGlobal
- BLocal
19What is the outcome of the next code?

- A0
- B1
- CHarry
- DComics
- E2
20Whats the name of the values passed to a function?
- AParameters
- BArrays
- CMultidimensional array
21What is a global scope variable?
- AA variable can only be accessed from within that function
- BAll scripts and functions on the web page can access the variable
22What is a local scope variable ?
- AAll scripts and functions on the web page can access the variable
- BIt can only be accessed from within that function
23JavaScript is completely a "pass-by-value" language
- ARichtig
- BFalsch
24When passed by value..
- AIt is the value of the datum that matters. In an assignment, a copy of the actual value is made and that copy is stored in a variable, object property, or array element; the copy and the original are two totally independent values that are stored separately
- Bthere is only one actual copy of the value
25When passed by reference...
- Athere is only one actual copy of the value
- Ba copy of the datum is passed to the function
26What is the outcome of the next code:

- AUnchanged
- Bb
- C124
27JavaScript is an object oriented language
- ARichtig
- BFalsch
28JavaScript which is an object oriented language considers the objects as variable
- ARichtig
- BFalsch
29What would be the outcome of the next code?

- Aain,ain,ain
- BSpain
- Crainning
- DSpain, rain, plain
30What are Cookies?
- ACookies are data, stored in small text files, on your computer.
- BCookies are data, stored in small text files, on the web server.
- CCookies are data, stored in small text files, on the cloud.
Informationen
- Beschreibung
- Computer Science Quiz am Javascript quiz, erstellt von Esteban Guzman am 10/08/2017.
- Autor
- Esteban Guzman
- Sprache
- English
- Aufrufe
- 1
- Verlauf
- Erstellt am 10 Aug 2017 · aktualisiert am 14 Aug 2017
- Schlagwörter
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