Explain the general process of updating data in a database.
What will be an ideal response?
The process of updating data in a database consists of three basic steps. The first step is to retrieve the data
to be updated. The second step is to change the values in the retrieved data. The third step is to use the changed values to
update the database.
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The price for Windows 7 is the same regardless of the edition and type of license you purchase.
Answer the following statement true (T) or false (F)
In scientific notation, the number of ____ digits determines the position, while the number of digits in the scale factor determines the range of magnitudes.
A. floating B. significant C. indexed D. encapsulated
Which of the following is NOT true about how Twitter works?
A) Tweets are like short text-only blog posts made to the Twitter site. B) Twitter works much like a blogging service but with restrictions on what can be posted. C) A tweet feed can be viewed on a follower's computer or on all mobile phones. D) People who subscribe to a given user see a feed of a user's tweets, much as a subscriber to a blog sees a feed of blog posts.
What connects a personal computer to a cable-TV system that offers an Internet connection?
A. T1 line B. cable modem C. DSL line D. communications satellite