What is false about constructor?(a) Constructors cannot be synchronized in Java(b) Java does not provide default copy constructor(c) Constructor can have a return type(d) “this” and “super” can be used in a constructorThis question was addressed to me in examination.I would like to ask this question from Constructor topic in chapter Classes and Methods of Java

What is false about constructor?(a) Constructors cannot be synchronize

1.	What is false about constructor?(a) Constructors cannot be synchronized in Java(b) Java does not provide default copy constructor(c) Constructor can have a return type(d) “this” and “super” can be used in a constructorThis question was addressed to me in examination.I would like to ask this question from Constructor topic in chapter Classes and Methods of Java
Answer» Correct ANSWER is (c) Constructor can have a return type The explanation: The constructor cannot have a return type. It should create and return NEW objects. HENCE it WOULD give a compilation error.

Discussion

No Comment Found

Related InterviewSolutions

Which of these is not a correct statement?(a) A recursive method must have a base case(b) Recursion always uses stack(c) Recursive methods are faster that programmers written loop to call the function repeatedly using a stack(d) Recursion is managed by Java Runtime environmentThis question was posed to me during an interview for a job.My doubt stems from Recursion topic in section Classes and Methods of Java
What is Recursion in Java?(a) Recursion is a class(b) Recursion is a process of defining a method that calls other methods repeatedly(c) Recursion is a process of defining a method that calls itself repeatedly(d) Recursion is a process of defining a method that calls other methods which in turn call again this methodI have been asked this question in final exam.The origin of the question is Recursion topic in chapter Classes and Methods of Java
Which of these will happen if recursive method does not have a base case?(a) An infinite loop occurs(b) System stops the program after some time(c) After 1000000 calls it will be automatically stopped(d) None of the mentionedThe question was asked in a national level competition.My question is based upon Recursion topic in portion Classes and Methods of Java
Which of these data types is used by operating system to manage the Recursion in Java?(a) Array(b) Stack(c) Queue(d) TreeThis question was addressed to me during a job interview.I'm obligated to ask this question of Recursion in chapter Classes and Methods of Java
What is the use of @syntax?(a) Allows multiple parameters to be passed(b) Allows one to put all your options into a file and pass this file as a parameter(c) Allows one to pass only one parameter(d) Allows one to pass one file containing only one parameterThis question was addressed to me by my school teacher while I was bunking the class.My doubt stems from Command Line Arguments topic in portion Classes and Methods of Java
Which annotation is used to represent command line input and assigned to correct data type?(a) @Input(b) @Variable(c) @Command Line(d) @ParameterI have been asked this question during an interview for a job.My question is taken from Command Line Arguments in section Classes and Methods of Java
Which class allows parsing of command line arguments?(a) Args(b) JCommander(c) Command Line(d) InputI have been asked this question at a job interview.This intriguing question comes from Command Line Arguments topic in portion Classes and Methods of Java
How many arguments can be passed to main()?(a) Infinite(b) Only 1(c) System Dependent(d) None of the mentionedI had been asked this question in homework.This interesting question is from Command Line Arguments topic in portion Classes and Methods of Java
How do we pass command line argument in Eclipse?(a) Arguments tab(b) Variable tab(c) Cannot pass command line argument in eclipse(d) Environment variable tabI had been asked this question in an interview for internship.This question is from Command Line Arguments topic in section Classes and Methods of Java
Which of these data types is used to store command line arguments?(a) Array(b) Stack(c) String(d) IntegerI had been asked this question in an online quiz.Origin of the question is Command Line Arguments topic in section Classes and Methods of Java

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment