Laws differ from theories because laws do not provide an explanation for how things work or could possibly work. A law describes what happens or needs to happen under certain conditions. A law can predict what will happen as long as those conditions are met. <span>For the purposes of this discussion, a "law" is a rule that has been formalised by repeated testing. It is also a generalisation. A theory, on the other hand, is an explanation for an observation that is supported by a large body of evidence. </span>
Answer:
Total amount of calories = 325
Explanation:
Given:
Amount of carbohydrate = 58 gram
Amount of protein = 12 gram
Amount of fat = 5 gram
Find:
Total amount of calories
Computation:
1 gram protein = 4 calories
1 gram carbohydrate = 4 calories
1 gram fat = 9 calories
Total amount of calories = (58)(4) + (12)(4) + (5)(9)
Total amount of calories = 232 +48 + 45
Total amount of calories = 325
Answer: Reusing software device has some economical challenges such as:
- Investment cost in reusing the device is considered as the extra cost.It might require some extra components for the working to become usable
- Requires skilled person who can develop and design the software to be used again.The creating and designing of new software design is comparatively easy but making the system reusable requires someone who has more designing skill who will be highly paid for the work
- Cost of writing and reading of the software can also be considered as the economical challenge as the reused system created is to be studied by some other organization members or sources not familiar with the functioning. .
Answer:
Functions of an operating system. An operating system provides three essential capabilities: It offers a UI through a CLI or GUI; it launches and manages the application execution; and it identifies and exposes system hardware resources to those applications -- typically, through a standardized API.
Explanation: