Question 11 : The main difference between the variables declared with var and with let is __________
1. var is confined to a particular function but let is not
2. let is confined to a particular function but var is not
3. var defines values based on conditions but let does not
4. let doesn't let you change the value of the variable
View Answer   Discuss with Members

Question 12 : What does /[^(]* regular expression indicate?
1. Match one or more characters that are not open parenthesis
2. Match zero or more characters that are open parenthesis
3. Match zero or more characters that are not open parenthesis
4. Match one or more characters that are open parenthesis
View Answer   Discuss with Members

Question 13 : If A is the superclass and B is the subclass, then subclass inheriting the superclass can be represented as _________
1. B=inherit(A);
2. B=A.inherit();
3. B.prototype=inherit(A);
4. B.prototype=inherit(A.prototype);
View Answer   Discuss with Members

Question 14 : The behaviour of the instances present of a class inside a method is defined by __________
1. Method
2. Classes
3. Interfaces
4. Classes and Interfaces
View Answer   Discuss with Members

Question 15 : The regular expression to match any one character not between the brackets is __________
1. […].
2. [^].
3. [^…].
4. [\D].
View Answer   Discuss with Members

Question 16 : What would be the result of the following statement in JavaScript using regular expression methods?
1. Returns [“123″”456″”789”].
2. Returns [“123″,”456″,”789”].
3. Returns [1,2,3,4,5,6,7,8,9].
4. Throws an exception
View Answer   Discuss with Members

Question 17 : The different variant of Date() constructor to create date object is/are
i. new Date(date)
ii. new Date(milliseconds)
iii. new Date(date string)
iv. new Date(year, month, date[, hour, minute, second, millisecond])
1. i, ii and iii only
2. ii, iii and iv only
3. i, ii and iv only
4. All i, ii, iii and iv
View Answer   Discuss with Members

Question 18 : When a class B can extend another class A, we say that:
1. A is the superclass and B is the subclass
2. B is the superclass and A is the subclass
3. Both A and B are the superclass
4. Both A and B are the subclass
View Answer   Discuss with Members

Question 19 : What will be the result when non greedy repetition is used on the pattern /a+?b/?
1. Matches the letter b preceded by the fewest number of a's possible
2. Matches the letter b preceded by any number of a
3. Matches letter a preceded by letter b, in the stack order
4. Matches letter a present in the string
View Answer   Discuss with Members

Question 20 : The basic difference between JavaScript and Java is _________
1. There is no difference
2. Functions are considered as fields
3. Variables are specific
4. Functions are values, and there is no hard distinction between methods and fields
View Answer   Discuss with Members