Computer hardware is the physical parts or components of a computer, such as the monitor, mouse, keyboard, computer data storage, hard disk drive (HDD), graphic cards, sound cards, memory, motherboard, and so on, all of which are physical objects that are tangible.
Staple food is the name for a food that can be stored easily, and eaten throughout the year.Different kinds of staple food are used in different parts of the world (In Italy a staple food is pasta, as it can last for a long time).taple food is the name for a food that can be stored easily, and eaten throughout the year.
Just three of them, rice, maize and wheat, provide 60 percent of the world's food energy intake. The main staple foods in the average African diet are (in terms of energy) cereals (46 percent), roots and tubers (20 percent) and animal products (7 percent).f more than 50 000 edible plant species in the world, only a few hundred contribute significantly to food supplies. Just 15 crop plants provide 90 percent of the world's food energy intake, with three rice, maize and wheat-making up two-thirds of this. These three are the staples of over 4 000 million people.