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Ease of Learning - User Friendliness
Much has been made recently of increasing sophistication in technology with one of the major benefits advertised as an increase in something called user-friendliness. This term and its meaning needs to be explored further as only by understanding what makes a user friendly system can we work to create one. User friendliness comprises four main elements:
Ease of learning - this can be thought of as minimum start-up time. A system is more user friendly if it can be learned quickly to the point where the level of proficiency is achieved that allows effective achievement of the tasks that need to be carried out.
This includes communication with the user in a language the user can understand, common systems of organisation used in each function and the availability of only those features that are required to complete the work so that the user is not obstructed by peripheral functions that get in the way.
Nested Macro calls are expanded using the? Ans. By using the LIFO (Last in First out) Nested Macro calls are expanded.
Define The Boolean algebra? A set of rules invented by the English mathematician George Boole describe certain propositions whose outcome would be either true or false with regar
Bitwise Left Shift and Right Shift Operators: > shift-expression : additive-expression shift-expression > additive-expression The bitwise shift operators shift their
? XML can be used to explain and recognize information accurately and unambiguously, in a way that computers can be programmed to? Understand? (Well, at least influence as if they
In the Byteland country a string "s" is said to super ascii string if and only if count of each charecter in the string is equal to its ascci value in the byteland country ascii co
Modular programming denotes to the practice of writing a program as a sequence of independently assembled source files. Every source file is a modular program intended to be assemb
distributed & centralized system in computer network
Overriding tell us only the methods, but shadowing tells us the entire element.
Tools for Performance Measurement The reason behind these algorithms has been to gain a speed up and improve the performance. After the parallel algorithm has been written and
Optical mark recognition (OMR) OMR technology scans a printed form and reads pre-defined positions (where specific fields have been filled in for instance ?-?or _); system re
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