EC2043 WIRELESS NETWORKS UNIT I PHYSICAL AND WIRELESS MAC LAYER ALTERNATIVES PART – A (2 Marks) 1. Name five design consideration in selecting a modulation scheme for a wireless networks. 2. Why is out of band of radiation an important issue in designing modulation scheme? 3. Why is PPM used with IR communication instead of PAM? 4. Name four space diversity techniques. 5. What are the advantages of high efficiency voice band modems
Premium Wireless LAN Cellular network Wi-Fi
Search Results Compare And Contrast Islam Christianity And Judaism Free Essays ... www.studymode.com/.../compare-and-contrast-islam-christianity-and-ju... Free Essays on Compare And Contrast Islam Christianity And Judaism for students. Use our papers to help you with yours 1 - 20. Compare and Contrast Essay Christianity‚ Islam‚ and Judaism ... www.studymode.com › Home › Religion & Spirituality › Theology Rating: 4.5 - 1 review Although Christianity‚ Islam and Judaism are all religions
Premium Islam Christianity Religion
1. Physical Layer. Is the physical connection between the sender and the receiver. It includes all the hardware devices (computers‚ modems‚ and hubs) and physical media (cables and satellites). This layer specifies the type of connection and the electrical signals‚ radio waves‚ or light pulses that pass through it. 2. Data Link Layer. Is responsible for moving a message from one computer to the next computer in the network path from the sender to the receiver. This layer has 3 functions: a
Free OSI model Internet Protocol Suite Data Link Layer
Construct :S07 Current and Future Development in Network and Communications Aspect : LA3.S07.1 Describe the Latest Development in Networks and Communications Instrument : Written Assignments Name : Nor Hidayah binti Hairi Form : 4 Inovatif IC no : 950906-14-5580 Names of group : 1)Nurazrin
Premium Computer network Virtual private network
Technologies Copyright © 2012‚ 2009‚ 2007 by University of Phoenix. All rights reserved. Course Description This foundational course covers local area network topics including rationale for networking‚ the open systems interconnection (OSI) model‚ common network topologies and architecture‚ client/server concepts‚ basic hardware devices and usage‚ and basic networking security concepts. Policies Faculty and students will be held responsible for understanding and adhering to all policies
Premium Computer network Network topology
11 Enterprise Resource Planning Systems 1. Closed database architecture is a. a control technique intended to prevent unauthorized access from trading partners. b. a limitation inherent in traditional information systems that prevents data sharing. c. a data warehouse control that prevents unclean data from entering the warehouse. d. a technique used to restrict access to data marts. e. a database structure that many of the leading ERPs use to support OLTP applications. 2. Each of the following is
Premium Computer network Internet Enterprise resource planning
following statement? Nowadays‚ computers are an important part of most people’s everyday lives. This change has improved the way people live. By advances in the technology‚ especially invention of computers‚ human beings can do their works much easier than the past. They have improved the way of our lives (life) dramatically. The number of advantages that computers can bring us is very much so that its disadvantages can be ignored (Advantages of using computers are so much that disadvantages could
Premium 2007 singles Personal computer Time
CS T53 COMPUTER NETWORKS UNIT I Introduction to Computer Networks: Need for Networking - Service Description – Connectionless and Connection-Oriented Services – Circuit and Packet Switching – Access Networks and Physical Media – Wireless Links and Characteristics – Queuing Delay and Packet Loss – Internet Protocol stack – OSI Reference Model - Service Models – History of Computer Networking and the Internet. UNIT II Application Layer: Principles of Network Applications – The Web and HTTP
Premium Computer network Internet Internet Protocol Suite
the following examples. A recent survey conducted by the Department of Homeland Security of small business owners/executives revealed that while a vast majority (91%) felt that catastrophic disaster preparation and BC/RM was “very” or “somewhat” important‚ an ironically low 38 percent indicated they had any type of BC/RM in place were such an event to occur. This belief was further supported by a survey performed in Washington‚ D.C. at the America ’s Small Business Summit 2010 revealing that nearly
Premium Business continuity planning
tesco distribution network swot analyses strengths apart from entire tesco plc‚ tesco’s distribution network was an integral part of its success story. tesco successfully apply lean distribution‚ just in time strategy on its distribution network. 1) data exchange programme ( tesco information exchange) the deliveries occurred in waves depending on the nature of goods delivered. for example‚ fresh produce was delivered right before the stores opened while dry goods were delivered at less
Premium Marketing Balance sheet Inventory