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porcess of identifying input and output values first recognize what data is going to be used as input to system and what will be output from system
what are the steps include constructing a functional model recognize input and output values build data flow diagrams which shows functional
q what is data link layerdata link layer data link layer is responsible for transmitting a group of bits between adjacent nodes group of bits is
q illustrate basic working of physical layerphysical layer physical layer is concerned with sending raw bits between source and destination nodes
state the data flow diagramming conpectsthe approach to data flow diagramming is as follows create a data flow diagram for each of major outputs of
q open system interconnection networking modelan open system is a model which allows any two different systems to communicate regardless of their
illustrate the benefits of functional modelfunctional model shows how values are computed this model describes decisions or object structure without
q explain about wide area networkwide area network wan usually refers to a network which covers a large geographical area as well as use
q how can we use metropolitan area networka man essentially a bigger versions of a lan is designed to extend over an entire city it may be single
lan is a privately - owned computer networks confined to small geographical area like a factory or an office widely used to connect office pcs to
there are various approaches to the classification of computer networks one such classification is based on distance approachnetworks can be
q create a web page from which customers can order equipmentsuppose your boss wants you to create a web page from which customers can order computer
what is functional modelling we know that data flow modelling is an ordinary technique used for analysis of a problem in software engineering
q explain about iframeampltiframegt is an html 40 addition to frames toolbox presently only msie supports ampltiframegt unlike frames created
target parent parent is used in a situation where a frameset file is nested inside another frameset file a link in one of the inner frameset
target self self puts the new document in the same window and frame as current document self works the same as if you hadnt used target at
target blank blank opens new document in a new window run the code given in figure and check how it works this value doesnt require the use of any
determine the level of state decompositionthe level of state decomposition must be determined by judgement a too fine grained model is unsuitable
colgroup ampltcolgroupgt defines a group of columns in table and allows you to set properties of those columns ampltcolgroupgt goes immediately after
reset and submit are special types of input buttons submit is used to send data to the server and reset resetsclears the formampltinput
yet another type of input is hidden inputampltinput typehidden nameformname valuefriend form 1gta hidden input is a valuename pair which is returned
the next type of input is a pull down list with this type you have to employ ampltselectgt in place of ampltinputgt and it also has a closing tag
define the process of dynamic modelling analyse applicability of actions recognize object states create dynamic model diagram express every state
define the products of dynamic modedynamic model a model of dynamic behaviour of user object it defines important states of user object the way
q how can we design radio buttonradio buttons are used when only one out of group of options is to be chosen in the illustration code we have put a