I think that A could be the correct answer. The others are not as credible as A.
Answer:disk caching
Explanation:
Disk caching speeds up hard drive performance
Answer:
a) It is used for authentication.
Explanation:
Hashing is a process of transforming a single key into another value. It generates the values using a mathematical algorithm. the outcome of this process is a hash value or a hash.
The hashing process is used for authentication.
The hashing process is not reversible.
The hashing process is used to create the digital signature.
The outcome of the hashing process is the hash value, not a message.
<h2>
Who are your main clients and competitors?</h2><h2>What key information might your users want to see on the home page?</h2>
Explanation:
Here the understood situation is that, the business is expanding so they need to develop a website.
Who are your main clients and competitors?
This is essential to understand the expectation of the client.
What key information might your users want to see on the home page?
Here the content of the web page is more important for any website.
Reason given to Invalid options:
The client does not know technical terms. So, the questions like which language should be used to develop the site or inquiring about the font and background goes void. The user may not have visited much websites too.
