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Question :
(a) Class file verification in CLDC is different from class file verification in J2SE. Explain and discuss how and why it is different, illustrating your answer with a diagram.
(b) State and explain the essential API concepts associated with J2ME.
(c) Connected Limited Device Configuration provides two types of application security; state these two levels of security providing a brief explanation for each one of them.
(d) MIDP lcdui library defines displayable subclasses. Describe each of them.
(e) Assume that a particular J2me record store contains different types of records, with the type being indicated by the first byte. Write a j2me class that implements the RecordFilter interface and that returns ‘true' if the candidate record is an Integer record.
RMI uses a layered architecture; every of the layers could be increased or replaced without affecting the rest of the system. The details of layers can be summarised as follows:
RMI Object services: In addition to its remote object architecture, RMI gives some basic object services, which may be needed in a distributed application. 1. Object namin
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b.
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A final class will not be extended i.e. A final method cannot be overridden when its class is added. You can't modify value of a final variable.
Introduction As an alternative to the Binary Search algorithm, also it could be done by the brute-force method given below. public static int rank(int key, int[] a) { f
Java has some bugs in its applets. Java team stated that they have zero tolerance over security features and subsequent editions of Java are managing Bug free environment. Some of
In programming, what is a loop? A loop is a programming language statement that permits your code to be repeatedly executed LOOP is a pedagogical programming language designed
What is an abstract class? Abstract class must be extended/subclassed (to be useful). It serves as a template. A class that is abstract may not be instantiated (ie. you may not
Each time an object is operated in Java, it goes into the area of memory named as heap. The Java heap is named the garbage collectable heap. The garbage collection may not be force
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