This video gives an overview of the material to be covered in the m2 criterion of edexcel 2010 unit 14 event driven programming. Event driven programmingby the end of this unit you should. Precedence btec level 3 year 1 unit 14 event driven programming. Essay about unit 14 eventdriven programming p1, m1, d1 cram. Event driven programming btec it level 3 extended diploma. Extended task write a program that that will compare the names of people. Until now, we were dealing with either sequential or parallel execution model but the model having the concept of event driven programming is called asynchronous model. Eventually, the flow of program depends upon events. An event driven language is a language that creates programs that are controlled by user input or interaction, the program will then react depending on the input from the user as oppose to following a procedure. Unit introduction event driven programming is a very flexible way of allowing programs to respond to many inputs or events. Expressions btec level 3 year 1 unit 14 event driven programming. Have you ever clicked a link on a web page, or a button in an application, and nothing happens. The unit assumes that students have learned the concepts and skills from unit 3, namely.
P1,p2,p3,p4,p5,p6,m1,m2,m3,d1,d2 main program is about a phone bill program. Event driven programming provide to both of the service oriented and time driven pattern for clarity and easy for development. Qualification unit number and title btec level 3 extended diploma in it unit 14. Collectively, the coding tasks involved in making your app respond to events by triggering functions are called event.
Everything written in own words, very simple to understand. Nov 07, 2014 operating systems can be seen as event driven applications for many reasons, i will be going through why they are seen that way. It can be very frustrating when a component doesnt perform as expected. This unit introduces an entirely new programming style called eventdriven programming. Nov 14, 2012 unit 14 event driven programming what is event driven programming. Unit 14lo4p4p5m3d2 unit 14 event driven programming. This video gives an overview of the material to be covered in the p6 criterion of edexcel 2010 unit 14 event driven programming.
Unit 14 event driven programming by anthony samrai issuu. For example when a user performs a mouse click, press a key on keyboard or interact with the system with any other input method. Practice the concept of event driven programming through the creation of an alphabet game. Service oriented is a program that contribute to write programs that made for services. Unitv event driven programming graphics programming. Specification edexcel, a pearson company, is the uks largest awarding body, offering academic and vocational qualifications and testing to more than 25,000 schools, colleges, employers and other places of learning in the uk and in over. Event driven programs are made up of small sections of code which are. This is where a programming loop cycles when a program is executed. Unit 14 assignment 1 event driven programming unit 14 assignment 1. It searches for a certain event condition and then once found it will execute the logic that works with that condition. Service oriented would be where the user has different options to select different things such as picking out music on programs such as spotify this would be a good example because you would pick the artist that you would want, then want album you would want and then what song you. Emma christian event driven programming assignment 1 unit 14 emma christian14th 20th september page two. Introduction to eventdriven programming cs curricula. Unit 14 task 1 event driven programming by james kelly on prezi.
Designing a program p3 unit 14 event driven programming. Contents p1 identify the key features of event driven programming such as events, event loops and event handlers 2 p2 explain how development environment components e. The unit starts by looking at the features of event driven programming and the event driven environment. Mar 22, 2012 this video gives an overview of the material to be covered in the p6 criterion of edexcel 2010 unit 14 event driven programming. Understand the features of event driven programming2. Anish patels unit 14 event driven programming p1 home. Unit 20 event driven programming solutions assignment locus. Learners will discuss how these types of language are used and their suitability for different uses. Dec 01, 2011 for p2, learners must show that they are able to use event driven programming tools and techniques, including those listed in the unit content. In event driven programming an application is build up as a series of responses to userevents.
Operating systems use triggers for tasks, such as if you want to open an application, you click on the application that you want to open and it will launch, this is the same in event driven programming. Event driven programming if you wrote the video management program using visual basics 6 or in some cases vb. The unit then puts theory into practice and learners will design and develop event driven programs to meet specified needs. Nov 07, 2014 in this blog post i will be covering the key features of event driven programming, this includes service orientated, time driven, event handlers, trigger functions, events, predefined functions, local variables, global variables, parameter passing, modularity, procedures, programming libraries, event driven programming paradigm for simplicity. Btec level 3 unit 14 event driven programming unit 14.
This unit introduces an entirely new programming style called event driven programming. M2 tools and techniques used in event driven programming. Event driven programming is a programming approach in which events decide the flow of program execution. Unit 14 event driven programming event loops lab 2 complete this diagram by adding the correct name into the boxes in the diagram. Copy of unit 14 task 1 event driven programming by daniel. Mar 22, 2012 this video gives an overview of the material to be covered in the m2 criterion of edexcel 2010 unit 14 event driven programming. If a name is entered into a text box, compare it to all the other names. Unit 14 task 1 event driven programming by james kelly on.
Handler or listener algorithms are registered for specific events and then executed when those events are received by the event loop. Event driven programming p1 2 event driven programming in windows m1 event driven programming in non gui applications d1 attached. You are asked to justify the tools and techniques you used when. Event driven programming event driven programming parts of programs wait for messages from an event loop representing system events that have occurred at runtime. For this task, it explains the tools and technique that are used in visual basic programming. App lab apps work by adding code to respond to certain events that occur in a program. With the study guides and notes written by fellow students, you are guaranteed to be properly prepared for your exams. Nov 20, 2014 unit 14 ass1 event driven programming. In eventdriven programming you define discrete chunks of code functions that should run in. Slideshow on event driven programming,time oriented driven programming and service oriented programming. Unit 20 event driven programming solutionsbtechnd, event driven programming is a programming approach in which events decide the flow of program execution.
Event driven programming student name assessor name student name derek peacock date issued hand in deadline submitted on 12th ndoctober 2015 22 november 2015 assignment number and title assignment 2. Dec 01, 2011 demonstrate the use of event m2 give reasons for the tools driven tools and techniques and techniques used in the production of an event driven application ie2, ie6 p3 design an event driven. Unit 14 event driven programming 100% of survey complete. A command line interface is not suitable for event driven programming because the main reason an event driven program works is an event loop. Solution explorer, forms, toolbox, code editor, debugger, and property window simplify the development. You are asked to add a help facility to your program. Btec level 3 unit 14 event driven programming unit. Btec level 3 year 1 unit 14 event driven programming. Unit 14 event drive programming thursday, 24 october 20.
Eventdriven programming is simple and easier to program compared to other type of programming as its very visual, for example you can place a button by just select it and place it onto a form and write a code for it. Unit 14 getting started with event driven programming. Sep 22, 2015 a command line interface is not suitable for event driven programming because the main reason an event driven program works is an event loop. The eventdriven mindset of programming can take a little getting used to. Unit 14 event driven programming herefordshire and ludlow. A presentation would be a suitable form of evidence. Introduce the concept of broadcasting via role play. Unlike traditional programming, where the control flow is determined by the program structure, the control flow of event driven programs is largely driven by external events.
I believe that this is suitable for event driven programming programming because you wouldnt really want the heat changing to a really cold temperature on a cold day by itself, you would want to keep it at a stable temperature until you decide to change it. Eventdriven programming also easy for user to insert a prewritten code scripts into an existing application because it. Event driven programming depends upon an event loop that is always listening for. More complex eventdriven programs require interplay and coordination between socalled. Your code can then respond to each of these events. In this unit students transition to creating event driven apps. Unit 8 unit 12 unit 14 unit 17 unit 18 unit 22 unit 25 unit 28 unit 29 unit 30 unit 31 unit 39 unit 40 unit 14 event driven programming. With summaries written by fellow students, you are guaranteed to be properly prepared for your exams. In event driven programming you define discrete chunks of code functions that should run in.
5 1026 921 1122 679 1150 261 1498 997 305 1508 756 1029 1001 92 1185 668 80 792 1213 48 716 30 1073 213 1242 144 1379 549 603 131 1092 281 291 1448 1469 151