A word field may consist of an optional field instruction called a(n) ______
Ans:– D ,
Backward recovery is which of the following?
Options: Where the before-images are applied to the database, Where the after-images are applied to the database, Where the after-images and before-images are applied to the database, Switching to an existing copy of the database
Options: a. drag the primary key of a table into foreign key of another table
b. drag the foreign key of a table into the primary key of another table
c. drag any field from parent table and drop on child table
d. Any of above can be done to create relationship
Options: represents the information flow, documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions., gets an accurate picture of the system, shows the decision paths
Options: A)for relatively permanent collections of data
b.for the size of the structure and the data in the structure are constantly changing
c.for both of above situation
d.for none of above situation
You are connecting your access point and it is set to root. What does Extended Service Set ID mean?
Options: That you have more than one access point and they are in the same SSID connected by a distribution system., That you have more than one access point and they are in separate SSIDs connected by a distribution system., That you have multiple access points, but they are placed physically in different buildings., That you have multiple access points, but one is a repeater access point.
Options: A process to reject data from the data warehouse and to create the necessary indexes, A process to load the data in the data warehouse and to create the necessary indexes, A process to upgrade the quality of data after it is moved into a data warehouse, A process to upgrade the quality of data before it is moved into a data warehouse