Related Questions

A key is a group of one or more attributes that uniquely identifies a row.
Which of the following is a group of one or more attributes that uniquely indenfies a row?
Nurse Kemp has worked more night shifts in a row than Nurse Rogers, who has worked five. Nurse Miller has worked fifteen night shifts in a row, more than Nurses Kemp and Rogers combined. Nurse Calvin has worked eight night shifts in a row, less than Nurse Kemp. How many night shifts in a row has Nurse Kemp worked?
Which one of the following is a set of one or more attributes taken collectively to uniquely identify a record?
Which one of the following uniquely identifies the elements in the relation?
______________ is a set of one or more attributes taken collectively to uniquely identify a record.
Read the following sentences and choose the correct option. (i) Variables can only take discrete values while Attributes can take continuous values. (ii) Variables can only take continuous values while Attributes take discrete value. (iii) Attributes and variables are dependent on each other. (iv) Width of an impeller blade is a variable but no. of defective blades in a lot is an attribute.
You are the network administrator for your company. Mike Nash is a member of the Administration group, and Nate Sun is a member of the Intern group. Both groups are in the same domain. On the intranet server, the Administration group is placed in the Security group, and the Intern group is placed in the Nonsecurity group. The Security group is then granted Full Control permission for the Sales virtual directory. Nate needs to update new sales information that is located on the Sales virtual directory. What should you do so that Nate can perform this task?
Which of the following uniquely identifies an upper layer protocol command within a FC system?
In MS-Dos 6.22, which part identifies the product uniquely