Writing an operating system that can operate without interference from malicious or undebugged user programs requires hardware assistance. Name three hardware aids for writing an operating system, and describe how they could be used to protect the operating system.

Meenu wants to create a high quality drawing in a variety of colours. which device should she use for the same?

What machine listens for http requests to come in to a website’s domain? a. a router b. a browser c. a server d. a uniform resource locator

What is estimated time of arrival (eta)? a device that measures the acceleration (the rate of change of velocity) of an item and is used to track truck speeds or taxi cab speeds a gps technology adventure game that posts the longitude and latitude location for an item on the internet for users to find a north/south measurement of position the time of day of an expected arrival at a certain destination and is typically used for navigation applications