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• Which of the following is an incorrect statement regarding the use of generics and parameterized types in Java?(a) Generics provide type safety by shifting more type checking responsibilities to the compiler(b) Generics and parameterized types eliminate the need for down casts when using Java Collections(c) When designing your own collections class (say, a linked list), generics and parameterized types allow you to achieve type safety with just a single class definition as opposed to defining multiple classes(d) All of the mentionedI had been asked this question in an online quiz.I would like to ask this question from Type Interface topic in division Interfaces & Packages of Java
• Which of these is an correct way of defining generic class?(a) class name(T1, T2, …, Tn) { /* … */ }(b) class name { /* … */ }(c) class name[T1, T2, …, Tn] { /* … */ }(d) class name{T1, T2, …, Tn} { /* … */ }This question was posed to me during an interview for a job.Asked question is from Type Interface in section Interfaces & Packages of Java
• Which of these type parameters is used for a generic class to return and accept a number?(a) K(b) N(c) T(d) VI have been asked this question in a job interview.My query is from Type Interface topic in division Interfaces & Packages of Java
• Which of these type parameters is used for a generic class to return and accept any type of object?(a) K(b) N(c) T(d) VThis question was posed to me during a job interview.This is a very interesting question from Type Interface in section Interfaces & Packages of Java
• Why are generics used?(a) Generics make code more fast(b) Generics make code more optimised and readable(c) Generics add stability to your code by making more of your bugs detectable at compile time(d) Generics add stability to your code by making more of your bugs detectable at runtimeI have been asked this question in my homework.Question is from Type Interface in division Interfaces & Packages of Java
• Which of these class allows us to get real time data about private and protected member of a class?(a) java.io(b) GetInformation(c) ReflectPermission(d) MembersPermissionThis question was posed to me in a national level competition.My question is from Core Java API Packages in division Interfaces & Packages of Java
• Which of this package is used for handling security related issues in a program?(a) java.security(b) java.lang.security(c) java.awt.image(d) java.io.securityThis question was addressed to me by my college professor while I was bunking the class.I'd like to ask this question from Core Java API Packages topic in section Interfaces & Packages of Java
• Which of this package is used for analyzing code during run-time?(a) java.applet(b) java.awt(c) java.io(d) java.lang.reflectThis question was addressed to me in semester exam.This intriguing question comes from Core Java API Packages in portion Interfaces & Packages of Java
• Which of these package is used for graphical user interface?(a) java.applet(b) java.awt(c) java.awt.image(d) java.ioThis question was posed to me in exam.I want to ask this question from Core Java API Packages topic in portion Interfaces & Packages of Java
• Can “abstract” keyword be used with constructor, Initialization Block, Instance Initialization and Static Initialization Block.(a) True(b) FalseThe question was asked in homework.My query is from Interfaces in division Interfaces & Packages of Java