I learned so much about TLE.First, we talk about the difference between algorithm and flowcharting. AlgorithmAn algorithm is a finite set of well-defined instructions for accomplishing some task which, given an initial state, will result in a corresponding recognisable end-state . Algorithms can be implemented by computer programs, although often in restricted forms; an error in the design of an algorithm for solving a problem can lead to failures in the implementing program. While in flowcharting- is a tool for analysing processes. It allows you to break any process down into individual events or activities and to display these in shorthand form showing the logical relationships between them. Constructing flowcharts promotes better understanding of processes, and better understanding of processes is a pre-requisite for improvement.We also learned about the program developmental cycle:
1.Review of the programmming specification
2.Program Design
3.Program Coding
4.Program Testing
5. Program Documentation
There are many things that I learned but what i learned most is the symbols in flowcharting and how to use it. These are the following that I want to share with you:
a. The Process Symbol represents any process, function, or action and is the most frequently used symbol in flowcharting.
b.The Document Symbol is used to represent any type of hard copy input or output (i.e. reports).
c.Offpage Connector Symbols are used to indicate the flowchart continues on another page. Often, the page number is placed in the shape for easy reference.
d.The Input/Output Symbol represents data that is available for input or resulting from processing (i.e. customer database records).
e .Comment Symbols are used when additional explanation or comment is required. This symbol is usually connected to the symbol it is explaining by a dashed line.
f. The Decision Symbol is a junction where a decision must be made. A single entry may have any number of alternative solutions, but only one can be chosen.
g. The Connector Symbol represents the exit to, or entry from, another part of the same flowchart. It is usually used to break a flow line that will be continued elsewhere. It's a good idea to reference page numbers for easy location of connectors.
There are some more new cool things to learn like how to create a real program and some more so i'm expecting much more in TLE subject.
Tuesday, June 30, 2009
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