What is a user agent? Give some examples. What purpose does it serve in enhancing Web accessibility?
What will be an ideal response?
A user agent is any software that accesses and presents Web content. Examples of user agents include desktop graphical browsers, test browsers, multimedia players, mobile phone displays, PDAs, plug-ins and assistive software such as screen readers, screen magnifiers and voice recognition software. User agents enhance Web accessibility by offering flexibility to a user. A user with special needs can choose the user agent that provides the best accessibility to the Web for that particular user.
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Each platform has its own app ____ where users can download the latest apps.
A. warehouse B. shoplet C. festival D. store
Suppose we want to create a linear hash file with a file load factor of 0.7 and a blocking factor of 20 records per bucket, which is to contain 112,000 records initially.
(a) How many buckets should we allocate in primary areas? (b) What should be the number of bits used for bucket addresses?
?Computer _______ is a discipline that combines elements of law and computer science to identify, collect, examine, and preserve data from computer systems, networks, and storage devices in a manner that preserves the integrity of the data gathered so that it is admissible as evidence in a court of law.?
Fill in the blank(s) with the appropriate word(s).
Google's Gmail is a(n) ____________________-based e-mail service that is an alternative to using a service based on SMTP and POP3 or IMAP4.
Fill in the blank(s) with the appropriate word(s).