To put it simple, an Address Book is basically where you can store peoples names, addresses and most importantly emails so you can easily contact them. Its pretty much like your contacts on your phone.
<span>A web crawler uses a search algorithm to traverse the web.
</span>The web crawler is responsible for the process of browsing the net. It systematically browses the World Wide Web<span> by looking at the keywords in the pages, the kind of content each page has and the links, and then return this information to the search engine.</span>
The process is called Web crawling or spidering.
The second last one is the answer i think
Answer:
The capacity of the disk is "40 GB".
Explanation:
Given value:







Cache memory is often used to speed up the runtime. It will enable us to improve performance unless we can store information, that is retrieved constantly in memory space.
- Hit Cache: when the Processor relates to representing database data, Cache Hit results.
- Miss Cache: when this Processor responds to a non-present cache data, this will trigger its miss of cache.
- It doesn't have to retrieve the Main Memory through secondary storage.