Thursday, December 12, 2019

Hardware and Software 2D CAD

Question: Discuss about the Hardware and software for 2D CAD. Answer: The minimum Hardware and software requirements for using 2D CAD depending on the latest version of the applications available are. S.NO ITEM DESCRIPTION 1 PROCESSOR Intel Pentium IV or AMD Athlon 64 2 RAM 1 Giga Byte 3 STORAGE 2 GB 4 OPERATING SYSTEM Windows XP, windows 7 , Vista 32 Bit 5 INPUT AND POINTING DEVICE Standard MS complaint USB Mouse and keyboard 6 DISPLAY 1024x768 VGA display 7 DRIVE Standard CD/DVD reader , burner 24x 8 BROWSER Internet explorer 6.0 Processor These processors have a moderate clock speed (= 1.3GHz).This helps the CAD application to perform, calculate and response faster . The time between the user input command and its performed action in the application is greatly reduced. RAM The RAM provides the temporary storage during the CAD wok. The user is able to work on complex drawings that involves number of features and elements without compromising on the speed. 3. OPERATING SYSTEM. A basic operating system is required for operating a computer. STORAGE A free space of at 500 Mb is required for installation of the CAD application and 1 GB additional for storing CAD generated Data and files. The data such as company formats, standard symbols are stored in it and is required during drafting. The 2D data is also saved on the Hardisk and can be retrieved anytime when required. DISPLAY A larger display helps in better visualization during work, and offers the user a good reach in drawings while drafting. INPUT AND POINTING DEVICES The input devices are essential for entering input commands (dimensions , text, )and operating Graphical user interface. 7.CD/DVD ROM A standard CD/DVD drive with burner. It is required for installing the CAD application and also for creating an External storage CD/DVD of CAD data for back-up. It should have a 48x writing and 24x reading speed. All the hardware except for display should be assembled in a single unit which is good ventilated by cooling fans. Using AUTO CAD has the following advantages: Accuracy. In manual Drafting of Big Components and Assembly , a scale has to be selected for drawing on a selected sheet of paper, Which requires every dimension to be scaled accordingly. In AutoCAD the drafting is done on 1:1 scale depending on any unit the user choose. Redraw/correction/Revision If another copy of the drawing is required with a little change in some dimensions, then in manual work the complete drawing has to be remade. but in electronic CAD any number of copies can be easily made at any instant and any of the dimension can be easily changed. Constraints The CAD package has built in constraints (perpendicular, parallel, tangent) for drafting , thus makes it user during drafting. Flexibility The CAD software automatically detects the midpoint, intersection, corner , centre of circle. Visualization In Electronic CAD it is easy to zoom at certain section, enlarge text and dimensions. It is very easy to make detailed view of section, auxiliary views the user requires.

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