Core Java اسئلة واجوبة المقابلات
Test your skills through the online practice test: Core Java Quiz Online Practice Test
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سؤال 96. Can a abstract method have the static qualifier?
No
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سؤال 97. What are the different types of qualifier and what is the default qualifier?
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سؤال 98. Can an Interface be final?
No
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سؤال 99. Can we define private and protected modifiers for variables in interfaces?
No
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سؤال 100. What is a local, member and a class variable?
Variables declared within a method are 'local' variables. Variables declared within the class i.e not within any methods are 'member' variables (global variables). Variables declared within the class i.e not within any methods and are defined as 'static' are class variables.
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الاكثر فائدة حسب تقييم المستخدمين:
- How could Java classes direct program messages to the system console, but error messages, say to a file?
- What are the differences between an interface and an abstract class?
- Why would you use a synchronized block vs. synchronized method?
- How can you force garbage collection?
- What are the differences between the methods sleep() and wait()?