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Event Driven Devices - Polling
Polling: The status of all devices is periodically checked in a repetitive manner through a polling loop. While an event happens, the loop is exited and the consequent event is handled by executing some special event-handling routine or task. Again the polling carries on. The disadvantage is, the processor has to stay in an idle state till some event happens. Data entered can be missing if an event happens at a time while the major program is not in its polling loop.
Figure uses three dashed arcs and one small circle. Dashed line or arc is a style attribute that can be attached with a line or a curve. In OpenGL you can use the line stipple func
Sound and Audio: Sound is a mechanical energy disturbance which propagates by matter as a wave. Sound is characterized through the various properties that are: frequency, per
Question: (a) Write a short note on the dot syntax as used in actionScript. (b) A data type describes the kind of information a variable or ActionScript element can hold.
List out the merits and demerits of DVST? The merits and demerits of direct view storage tubes [DVST] are as follows It has a flat screen Refreshing of screen is
There are mostly two kinds of Video Tele Conference systems: 1) Desktop systems are add-ons to normal PC's, transforming them in Video Tele Conference devices. A range of variou
Macintosh - Hardware for computer animation It was originally designed to be graphic and desktop publishing machines. Macs did not turn into which widely known till recently, a
Touch Panels - Input and output devices It allows displayed screen or object positions to be selected along with the touch of the finger and is also termed as Touch Sensitive
Define polygon? A polygon is any closed continues sequence of line segments i.e., a polyline whose last node point is similar as that of its first node point. The line segment
Question 1: Name at least four file formats and explain in detail what they mean and how they are use? Question 2: What are "Process Colours"? Answer in a single para
Which is the most usable and frequent method to generate a character?
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