In 1976, a bank was not using a dbms, but merely using files to store its data, accounts, and transactions. whenever their system crashed due to a software bug, hardware problem, or power outage, there were customers complaining their data being corrupted, as they were in the middle of transferring money from one account to another, etc. the adoption of relational databases back then solved this problem. what was the main feature of a relational dbms that attributed to solving this problem?
a.
indexing support
b.
transaction support
c.
sql access, in particular, update, insert, and delete statements
d.
data privacy support

professionals can use many types of technology that can them. some examples are, computers (they research and can use for programs for data, they are also used for job applications, school work, and even to make new ideas), speedometers (can get data for unknown data), sometimes something as small as a pen (used for rough drafts, to insert data, and again job applications).

answerhard disks;

a  social news website  is an  internet  website  that features  user-posted stories. such stories are ranked based on popularity, as voted on by other users of the site or by website administrators. users typically comment online on the news posts and these comments may also be ranked in popularity. since their emergence with the birth of  web 2.0, social news sites have been used to link many types of information, including news, humor, support, and discussion. all such websites allow the users to submit content and each site differs in how the content is moderated. on the  slashdot  and  fark  websites,  administrators  decide which articles are selected for the front page. on  reddit  and  digg, the articles that get the most votes from the community of users will make it to the front page. many social news websites also feature an online comment system, where users discuss the issues raised in an article. some of these sites have also applied their voting system to the comments, so that the most popular comments are displayed first. some social news websites also have a  social networking  function, in that users can set up a user profile and follow other users' online activity on the website.