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Singleton Class in java Singleton class is used when we want to restrict the creation of object outside the class, By keeping the constr...

Converged Activation of Network and IT Services Utilize a configurable, extensible converged activation system to rapidly activate consume...

How to Respond to Positive Risks On projects, risks can be identified through various project activities, such as during an Iteration Pla...

Risk breakdown structure Risk Breakdown Structure (RBS) - A hierarchically organised depiction of the identified project risks arranged by...

The PMI Code of Ethics and Professional Conduct Interpersonal project team conflicts. Challenges with project sponsors. Vendor negotiation...

Contingency reserve vs. management reserve  both refer to money used to account for a risk that has triggered, there is a difference....

Risk Register A Risk Register is a Risk Management tool commonly used in Project Management and organisational risk assessments. It acts a...

The process of communicating and working with stakeholders to meet their needs and addressing issues as they occur. Inputs Stakehol...

Techniques for Conflict Resolution • Behavioral Techniques o Don’t negotiate when angry. o Forget the past and stay in the present....

BM348 -Tasarim Kaliplari http://members.comu.edu.tr/msahin/ Advanced Object-Oriented Systems http://people.engr.ncsu.edu/efg/591O/s98/...

Project Cost Processes Process Project Phase Key Deliverables Estimate Costs Planning Activity Cost Estimates,Basis of estimates De...

JSP Expression Language JSP Expression Language (EL) makes it possible to easily access application data stored in JavaBeans componen...

Interrupts Defn: an event external to the currently executing process that causes a change in the normal flow of instruction execution...

Interrupt vector An interrupt vector is the memory address of an interrupt handler, or an index into an array called an interrupt vector t...

Firewall A firewall can either be software-based or hardware-based and is used to help keep a network secure. Its primary objective is to ...

Two Phase Locking The most commonly implemented locking mechanism is called Two Phased Locking or 2PL 2PL is a concurrency control mech...

Processor or Virtual Storage · 1 Bit = Binary Digit · 8 Bits = 1 Byte · 1024 Bytes = 1 ...

Suppose we have the following Java code in which a downcast is being performed: class Parent{ /* ... */} class ChildClass extends Pare...

Process Control Block The OS must know specific information about processes in order to manage, control them and also to implement th...

Pipes The only real IPC facility available in early Unices was the ``pipe.'' Pipes are creating using the pipe system call %...

The Buddy System The buddy system is a memory allocation and management algorithm that manages memory in power of two increments A ...

Block devices Organize data in fixed-size blocks Transfers are in units of blocks Blocks have addresses and data are therefore addre...

Software in OS to manage I/O to a device is  called a device driver A device driver abstracts specific device hardware into a generic mode...

A modular kernel is an attempt to merge the good points of kernel-level drivers and third-party drivers In a modular kernel, some part of ...

A way of making sure that if one process is using a shared modifiable data, the other processes will be excluded from doing the same thing....

A race condition is a situation in which a computer system tries to process at least two operations simultaneously, http://www.wisegeek.co...

Critical section In concurrent programming, a critical section is a piece of code that accesses a shared resource (data structure or devi...

fork(): The fork system call does not take an argument. When a fork() system call is made, the operating system generates a copy of t...

What is the meaning of the term "busy waiting"? In computer systems organization or operating systems, "busy waiting" ...

What is process? In computing, a process is an instance of a computer program that is being executed. It contains the program code and it...

 Isletim Sisteminin Temel Görevleri • Islem Yönetimi  (ProcessManagement) • Bellek Yönetimi  (MemoryManagement) • Giris/Çikis Yönetimi ...

Process States and Their Transitions  When a process is born, its life in the system begins  During its existence a process executes, it...

ILK NESIL iSLETIM SISTEMLERI (1945 – 1955) 1940 larda Howard Aiken, John von Neumann, Jpresper Eckert ve William Mauncley VAKUM TÜPLERI...