Recovering a Database Via Rollforward Involves ________

question 8

Multiple Choice

Recovering a database via rollforward involves ________.

• A)restoring the database from the save and reprocessing all the transactions since the save
• B)restoring the database from the save and reapplying all the changes made by transactions since the save
• C)undoing the changes made by erroneous or partially processed transactions and restarting the valid transactions that were in process at the time of the failure
• D)re-creating the database by re-entering all of the data from the beginning,and then reprocessing all of the transactions

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Definitions:

Formal Networks

The transmission of messages established and approved by the organizational hierarchy.

Grapevines

Informal channels of communication within an organization, often characterized by rumors or unverified information.

Gossip Chains

A type of communication that occurs when one individual creates and spreads untrue or inaccurate information through the organization.

Barriers To Communication

Obstacles that impede the exchange of information between individuals or groups, leading to misunderstandings or conflicts.