Menu Interface This type of interface lets you interact with a computer or device by working your way through a series of screens or menus. Think about your iPod or mobile phone‚ they both use a menu driven interface. You are presented with a menu‚ you make a choice and then the next menu appears on the screen. You make another choice and so on. Menu driven interfaces can also be verbal rather than visual. Have you ever made a telephone call and been asked to ’press 1 for abc‚ press 2 for def
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CCM 4300 Lecture Computer Networks‚ Wireless and Mobile Communication Systems SAMPLE EXAM QUESTIONS Dr P. Shah 1 Show that‚ according to the Shannon-Hartley law‚ if the signal power (S) is equal to the noise power (N)‚ the channel capacity (C) in b/s is equal to the bandwidth B Hz. (6 marks) C= B log2 (1+S/N) If S=N C=B log2 (1+1) C=B log2 (1+1) C= B log2 (2) C=B 2 What are the purposes of the following GSM networks? VLR HLR MSC (home and visited) (6 marks) VLR: it is a database maintained
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USER DATAGRAM PROTOCOL(UDP): The User Datagram Protocol(UDP) is called a connectionless‚ unreliable transport protocol. It does not add anything to the services of IP except to provide process to process communication instead of host to host communication. USER DATAGRAM: UDP packets‚ called user datagrams‚ have a fixed size header of 8 bytes. The below diagram shows the format of a user datagram. User datagram format: Source port number: This is the port number used by the process
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explored. The second hour of the class will be devoted to pertinent film clips and discussion of the texts led by the teaching assistants. Grades The course grade will be determined by averaging the three exam scores. (33 percent + 33 percent +34 percent) Each midterm and the final exam will have two parts. The first part will be written by the professor and will be based on the lectures. The second part will be written by the teaching assistants and will be based on the texts and the discussions
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Panasonic Warranty 1. The product is warranted for 12 months from the date of purchase. Subject to the conditions of this warranty Panasonic or its Authorised Service Centre will perform necessary service on the product without charge for parts or labour if‚ in the opinion of Panasonic‚ the product is found to be faulty within the warranty period. 2. This warranty only applies to Panasonic products purchased in Australia and sold by Panasonic Australia or its Authorised Distributors or Dealers
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Machine Instructions To apply the stored-program concept‚ central processing unit (CPUs) are designed to recognize instructions encoded as bit patterns. This collection of instructions along with the encoding system is called the machine language. An instruction expressed in this language is called a machine-level instruction or‚ more commonly‚ a machine instruction. The list of machine instructions that a typical CPU must be able to decode and execute is quite short. In fact‚ once a machine
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Essays - MCQ: Essays - ADMINISTRATION 1. What are the functions of a district health inspector? In what specific areas does he relate to the district medical officer of health? Answers: A. FUNCTIONS OF THE DISTRICT HEALTH INSPECTOR: a) Basic sanitary duties e.g. ensuring that the environmental hygiene is optimum as regards the streets‚ drains‚ public toilets‚ health education on maintenance of good personal and environmental hygiene. b) Meat & food inspection - premortem and postmortem.
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[pic] [pic] IATI - INTERNATIONAL AIR TRAVEL INDEX IATI Reservation System User Manual – Ver.1 Index 1.Access to system………………………………………………………………………………………............ 2 2.Main Page ...................................................................................................... 3 2.1 Find a Ticket (Search for domestic and international flights)………………… 3 2.1.1 Domestic Lines Reservations …………………………………………
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Key Concepts MHR 3200—Exam 1 Note: This is not necessarily an all-inclusive list‚ but rather is intended merely to be a list of the major concepts of which you should have a good level of knowledge and understanding. I reserve the right to ask questions on Exam 1 that do not tie directly to material on this list but do fall into the required reading and/or other presentation materials for this section of the course. Introduction/Course Overview/Introductory Lecture - Disciplines contributing
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Mario Burley English98 3-26-2014 User Friendly Telephones Over 100 years ago a great man by the name Alexander Graham Bell created telephones. Which has become a great accomplishment and still to this day is very user friendly to billions of peoples all over the world. In the year of 1870‚ two inventors Elisha Gray and Alexander Graham Bell both independently designed devices that could transmit speech electrically (Telephones). Both men rushed their respective designs to the patent office
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