Posts

CLASS X INTERNET BASICS NOTES

  10 notes.pdf Make a presentation on the topics of chapter internet basics. <!DOCTYPE html> <html lang = "en" > <head> <meta charset = "UTF-8" > <meta name = "viewport" content = "width=device-width, initial-scale=1.0" > <title> MCQ Test </title> <style> body { font-family: Arial , sans-serif ; margin: 20 px ; background: #f4f4f4; } . container { max-width: 900 px ; margin: auto ; background: white ; padding: 20 px ; border-radius: 10 px ; box-shadow: 0 0 10 px rgba ( 0 , 0 , 0 , 0.2 ); } h1 , h2 { text-align: center ; } . question { margin-bottom: 15 px ; padding: 10 px ; background: #f9f9f9; border-radius: 8 px ; } button { display: block ; width: 100 % ; padding: 12 px ; background: green ; color: w...

Make a presentation on the Topic - INPUT DEVICES & OUTPUT DEVICES CLASS IX

Image
INPUT DEVICES An input device allows the user to interact directly with a computer. The devices give data and instructions to the computer, such as: keyboards pointing devices (mouse) touchscreens touchpads tablet/pen input devices game controllers cameras microphones video capture devices scanners optical readers biometric devices data collection devices Input devices Output devices An output device is any device that takes data stored on a computer and makes it available to the user in an easy to understand way. This data may be made available using pictures (such as on a monitor or printed to a page) or using sounds (such as with speakers and earphones). The output devices can be divided into the following: display devices – monitors (LCD, LED) printers (Inkjet, Ink tank, Laser, 3-D) data projectors (HDMI, VGA) speakers. Figure 3.1:   LED display matrix using LED lights Figure 3.2:   LCD monitor (some LCD monitors have LED backlighting and is commonly referred to as LED mon...