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WorksheetsIntro - Strings in JavaScript (Quiz Review)
Total questions: 16
Worksheet time: 3mins
What is returned?
var str = "Turkey";
return str.length;
(a)
What is returned?
var str = "Turkey";
return str.indexOf("key");
(a)
What is returned?
var str = "Turkey";
return str.indexOf("ham");
(a)
What is returned?
var str = "Turkey";
return str.subtring(1,4);
(a)
What is returned?
var str = "Turkey";
var str2 = "Bacon"
return (str.length > str2.length);
6
5
True
False
What is returned?
var str = "New Jersey";
return (str.substring(4, str.length));
(a)
What is returned?
var str = "New Jersey";
return (str.substring(str.length-1, str.length));
(a)
What is returned?
var str = "New Jersey";
return (str.length + str.indexOf("ew"));
(a)
What is returned?
var str = "New Jersey";
var x = str.substring(0,1);
var y = str.substring(4,5);
return x+y;
(a)
What is returned?
var str = "Apple";
var str2 = "Orange";
return (str.length == str2.length);
5
6
False
True
int x = "quarantine".indexOf("a");
What is the value of x?
4
3
2
This code does not compile.
StringIndexOutOfBoundsException
String s = "good job".substring(3, 9);
What is the value of s?
"d job"
"od job"
"d jo"
"od jo"
StringIndexOutOfBoundsException
String s = "elephant".substring(2, 5);
What is the value of s?
"eph"
"ele"
"lep"
"phant"
StringIndexOutOfBoundsException
What is returned?
var str = "Cat";
var str2 = "Dog";
return (str.length == str2.length);
3
False
StringIndexOutOfBoundsException
True
Which of the following string methods can be used to check if a string value contains an uppercase Z?
indexOf
substring
length
toUpperCase
Which of the following string methods can be used to extract a piece of a string and save it to a separate location?
indexOf
length
substring
toUpperCase
