Answer:
Explain Operating System working: OS works as an intermediate between the user and computer. It helps the user to communicate with the computer without knowing how to speak the computer's language. The kernel is the central component of a computer operating systems.
Explanation:
The cell reference refers to a cell on a worksheet and can be used in a formula to point another location.
Explanation:
A cell reference is a range of cells on a worksheet that can be used in a formula to find the values or data you want to calculate using that formula.
There are two types of cell references relative and absolute. they both behave differently when copied to other cells. Relative references change when a formula is copied to another cell.
Absolute reference remains constant even if they are copied. In a formula multiplications are performed before subtraction.
It does not change when the formula is copied or moved to another cell.
Uses of Radio Waves : The prime purpose of radio is to convey information from one place to another through the intervening media (i.e., air, space, nonconducting materials) without wires. Besides being used for transmitting sound and television signals, radio is used for the transmission of data in coded form.
Answer:
An array is a series of memory locations – or 'boxes' – each of which holds a single item of data, but with each box sharing the same name. All data in an array must be of the same data type.
