<span>Crawler-based search engines are what most of us are familiar with - mainly because that's what Google and Bing are. These companies develop their own software that enables them to build and maintain searchable databases of web pages (the engine), and to organise those pages into the most valuable and pertinent way to the user.</span>
<span>The correct answer is Intranet chat rooms</span>
<span>Authorizing technologies are technologies that controls the use of system and network resources through authentication and authorization.
</span><span>Enabling technologies are innovation technologies that drive radical change in the capabilities of a user or culture.
</span>Obstructing technologies include blocking<span> and filtering, content manipulation, attacks.
</span>Preemption means "prior seizure of" and preemptive technologies <span>take control of the operating system from one task and giving </span>it<span> to another task.
</span><span>Technologies that function within the established system are called enabling technologies.</span>
False, (i'm not sure but I think that thats it)