Explanation:
Acid rain can cause serious problems for many different animals and plants. As a result, the entire food web is affected. For example, acid rain can cause phytoplankton in lakes to die. Insects, which rely on phytoplankton for food, now have less food to eat, and they begin to die as a result.
Widget is an item that appears in a programs graphical user interface.
Answer:
Administrator
Explanation:
Such permission to bypass the security of a computer to access it is being given to only the administrator. No other user is allowed to have such privileges. And there is only one administrator in a team, and this is the standard as only then the security of a network of computers, and a particular computer can be ensured. And the correct answer to this question is certainly the Administrator.
Answer:
An Operating System is pivotal in teaching and learning because:
1. It enables computer users to communicate with the hardware.
2. To run any computer programme successfully, the Operating System is basic.
3. It provides a smooth interface for teachers to use video conferencing or other conferencing systems in teaching their students.
4. The OS enables the launching of other learning packages on a computer system.
5. Students can install learning apps on their systems with the help of the OS.
Explanation:
An Operating System is a software which brings about easy communication with the hardware and enablea other programs to run on the computer easily. It provides basic functionality in systems were they are installed.