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Dependency is normally created when you receive a reference to a class as part of a particular operation / method. Dependency indicates th...

Dependency is a weaker form of relationship which indicates that one class depends on another because it uses it at some point of time On...

For instance, a flight class is associated with a plane class bi-directionally

In java when one class implements and interface it is called realization, the class realizes the interface. In UML modeling, a realizatio...

The generalization relationship is also known as the inheritance or "is a" relationship. When one class inherits or extends anot...

composition vs aggregation Composition is more restrictive. When there is a composition between two objects, the composed object canno...

Composition is a stronger variant of the "owns a" or association relationship composition is more specific than aggregation. It...

Aggregation is a variant of the "has a" or association relationship; aggregation is more specific than association. It is an as...

stereotypes are used to show how this element of a class is specialized 4.03_Stereotypes http://www.youtube.com/watch?v=g7O6R8loCss&...

Visibility To specify the visibility of a class member (i.e., any attribute or method) All the Visibility of a Class Members Are: ...

a class can be associated with itself

When two objects are associated, one object will be having a variable that points to the other object  Association is a relationship t...

object oriented software system usecase view(requirements of system) design view process view implementation view deployment view

UML,unified modelling language visualizing,constructing and documenting all parts of system

UML Views of the World Use Case Model Static Models Interaction Models Use Case Model use case diagram use cases ...

RUP presents Software Architecture 4+1 views logical view implementation view use-case view process view deployment view RUP ,ra...

Define UML? Unified Modeling Language, a standard language for designing and documenting a system in an object-oriented manner It has...

8 Core Beliefs of Extraordinary Bosses 1. Business is an ecosystem, not a battlefield. 2. A company is a community, not a machine. 3....

5 Toxic Beliefs That Ruin Careers 1. My self-worth is based on what others think of me. 2. My past equals my future. When some people...

Bouncing Back from Job Loss: The 7 Habits of Highly Effective Job Hunters if you look at job loss, like any setback from an enlarged persp...

In software engineering, a class diagram in the Unified Modeling Language (UML) is a type of static structure diagram that describes the st...

New dimensions in UML2.0 The major difference is the enhancement and additional features added to the diagrams in UML2.0 Sequence di...

JavaServer Pages Standard Tag Library (JSTL) encapsulates as simple tags the core functionality common to many Web applications. JSTL has su...

Denormalization Denormalization on the contrary is the process of adding redundant data to speed up complex queries involving multiple ta...

when you use new String("...") you get a new string object. In this example both string literals refer the same object: Strin...

 it’s important not to neglect the mental and emotional preparation that is also necessary Rehearse anticipate some of the questions the ...

Explain the difference between 'my' and 'local' variable scope declarations? Both of them are used to declare local vari...

@variables A variable is defined by the ($) symbol (scalar) the (@) symbol (arrays) the (%) symbol (hashes) Scalar variables ar...

Platform Red Hat Enterprise Linux 5 (RHEL 5) @Locate where the perl is installed.you can try where and which commands [yeniceri@localh...

aspects get executed just before related objects run aspects look like the way triggers work in the database according to spring configu...

Why JPA? A fundamental question for many Java developers is "Why JPA?  Why do I need to know how to use this API when object-rela...

Session and Entity EJBs consist of 4 and 5 parts respetively: 1. A remote interface (a client interacts with it), 2. A home interface ...

What makes J2EE suitable for distributed multitiered applications? The J2EE platform uses a multitiered distributed application model. Ap...

What are the components of J2EE application? Application clients and applets are client components. Java Servlet and JavaServer Pages te...

Are JavaBeans J2EE components? No.JavaBeans components written for the J2EE platform have instance variables and get and set methods for a...

Differences between EJB 3.0 and EJB 2.1 EJB2.0 has Deployment descriptors but in EJB3.0 has no Deployment Descriptors. EJB2.0 we have to...

An EAR file is a standard JAR file with an .ear extension, named from Enterprise ARchive file. A J2EE application with all of its modules is...

Lesson3 Boxing & Unboxing http://www.youtube.com/watch?v=ujbeM5MD84M&feature=autoplay&list=ULr_jhKrpDD5c&playnext=1 ...

Lesson6 Transactions http://www.youtube.com/watch?v=r_jhKrpDD5c&feature=channel&list=UL transaction In computer progra...

GRE Computer Science Question 02 http://www.youtube.com/watch?v=Imfaj84IaWY&feature=relmfu Heaps http://www.youtube.com/watc...

Comparable vs. Comparator interface Classes should implement the Comparable interface to control their natural ordering Use Comparat...

The Difference Between Internet, Intranet, and Extranet http://www.iorg.com/papers/iw/19981019-advisor.html İntranet, sadece belirli bir kur...

Voice over IP (VoIP) commonly refers to the communication protocols, technologies, methodologies, and transmission techniques involved in th...

Threads vs. Processes  processes are independent execution units that contain their own state information, use their own address spaces...

Electrical Engineering and Computer Science http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/

Yazilim Mühendisligi http://eng.harran.edu.tr/~nbesli/ BIL 582 http://sadik.etu.edu.tr/ Dosyalar / Yazilim Mühendisligi http://www.ce...

GRE Computer Science Question 01 40. Consider the following pseudocode program. int i main () { i = 3 S () R () } void S () { p...

Algorithms Lesson 8: Selection Sort http://www.youtube.com/watch?v=6nDMgr0-Yyo&feature=relmfu Selection Sort In computer sc...

Algorithms Lesson 2: Insertion Sort worst case: n^2 http://www.youtube.com/watch?v=c4BRHC7kTaQ&feature=fvwrel Insertion so...