Answer:
System software.
Explanation:
System software are the in-built functions that perform a particular pre-defined task when used in a computer program. An example of a system software is an operating system.
An operating system (OS) is a system software pre-installed on a computing device to manage or control software application, computer hardware and user processes. Some examples of an operating system are QNX, Linux, OpenVMS, MacOS, Microsoft windows, IBM, Solaris, VM etc.
1. <span>The Joint Photographic Experts Group developed the jpeg graphic format.
2. </span><span>It is important to include the alt attribute of the tag because some people use text-only Web browsers. </span>
Answer:
UPS is abbreviation of Uninterrupted power supply. It is a battery backup devices useful when major supply is interrupted due to any reason.
It performs the following functions:
1. It provides protection from power surges.
2. Smooth out noisy power sources
Answer:
Σ
Explanation:
What symbol can you use when you want to automatically add a set of numbers together on excel?
✓ Σ This is the Greek letter Sigma. It is used to start the Autosum facility.