Domestic Data Entry Operator Class 9, Download In PDF, Chapter NCERT Solutions PDF, All Books Cost, Domestic Data Entry Operator Question And Answer,
Domestic Data Entry Operator Class 9: The most common text-based input device is the keyboard. Computer keyboards are similar to typewriter keyboards, however, they have more keys. There are usually more than 100 keys on a keyboard. A single symbol is assigned to each key on the keyboard. Some symbols require pressing and holding multiple […]