Rays Systems

How Information Systems Support Organizations,  Information systems consist of numerous applications  An application is system developed for a specific purpose  A computer based solution require integration to 2 or more of the information systems • A decision making support system combine with an expert system can be built to support a marketing promotion system • One popular form of integrated systems is enterprise resource planning (ERP), it manages all of the organization resources and their use  Applications and systems can support  Individuals / teams  Departments  Plants / divisions  Entire enterprise  Information systems can also be interorganizational  Connect two or more organizations having a common interest or business need.  Important in facilititating e-commerce.  IS support needed by people depends on their role in the organization.  Top managers make strategic decisions  Middle managers make tactical decisions  Line managers make operations decisions  Kn...

 In this chapter, we will study:  Foundation concepts of information systems in organizations.  How information systems help organizations solve problems and seize opportunities.  How information systems are managed in organizations.  Career opportunities in Information Technology.  Information Infrastructure:  The physical facilities, services, and management that support all organizational computing resources.  Computer hardware  General-purpose software  Networks and communications facilities  Databases  Information management personnel  Information Infrastructure (continued)  Defines integration, operation, documentation, maintenance, and management of computing resources.  Defines how specific computing resources are arranged, operated, and managed.  Information Architecture  High-level plan that details  The organization’s information requirements  The way these requirements are being satisfied.  Blueprints for future directions  Information architecture is d...

TEN MOST COMMON QUESTIONS ASKED BY CHRISTIAN MISSIONARIES AGAINST ISLAM By Dr. Zakir Naik 1. QUR’AN PLAGIARIZED FROM THE BIBLE : Question Is it not true that Prophet Muhammad (pbuh) has copied the Qur’an from the Bible? Answer Many critics allege that Prophet Muhummad (pbuh) himself was not the author of the Qur’an but he learnt it and/or plagiarised (copied or adapted) it from other human sources or from previous scriptures or revelations. 1. MUHUMMAD LEARNT THE QUR’AN FROM A ROMAN BLACKSMITH WHO WAS A CHRISTIAN Some Pagans accused the Prophet of learning the Qur’an from a Roman Blacksmith, who was a Christian staying at the outskirts of Makkah. The Prophet very often used to go and watch him do his work. A revelation of the Qur’an was sufficient to dismiss this charge - the Qur’an says in Surah An-Nahl chapter 16 verse 103: "We know indeed that they say, ‘It is a man that teaches him,’ The tongue of him they wickedly point to is notably foreign, while this is Arabic, pure and cl...