Which of the following are not input devices? Keyboard, trackball, light pen Barcode reader, OMR, OCR, MICR Biometric sensor, scanner, Mic Plotter, projector, headphones None Which of the following is not a type of mouse? Optical mouse Wireless mouse Mechanical mouse Electromechanical mouse None Which of the following is not hardware? Java Mouse Processor chip Printer None Which keys are also known as toggle keys? Control key, Enter key Caps lock, Num lock Both a & b Shift, Esc None Which keys are also known as modifier keys? Alt Ctrl Shift All the these None Time's up Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
