Answer:
The correct answer is option (B) "{!$Setup.Url_Settings__C.URL__c}".
Explanation:
In computer programing using Visualforce, "$Setup" refers to a global merge field that gives the user access to hierarchical custom settings. In this case, the developer needs to retrieve the correct URL to access the current user's profile and display this on a Visualforce Page. "$Setup" will give the developer access to the hierarchical custom settings in Visualforce, and the command "Url_Settings__C.URL__c" will provide the root access to the current user's profile.
Answer:
The answer is "Option B"
Explanation:
The ability to learn and use basic computer hardware and software understanding to solve problems and to access information is known as computer fluency. and other options are not correct, that can be defined as follows:
- In option A, computer knowledge is a basic general awareness, that helps the user to use the computer more fluently, that's why it is not correct.
- In option C, It is an internal feature of the computer, that helps to transfer data, that's why it is not correct.
- In option D, computer information is also known as data that is stored in the computer, that's why it is not correct.
Answer:
A primary key is a special relational database table column (or combination of columns) designated to uniquely identify each table record. A primary key is used as a unique identifier to quickly parse data within the table. A table cannot have more than one primary key.
Primary Key.
Candidate Key.
Alternate Key.
Super Key.
Composite Key.
Foreign Key.
Unique Key.
In the relational model of databases, a primary key is a specific choice of a minimal set of attributes that uniquely specify a tuple in a relation. Informally, a primary key is "which attributes identify a record," and in simple cases constitute a single attribute: a unique ID.
Explanation:
A mathematician because of all their skills they have they suit the job
Answer:
TRUE
Explanation:
TRUE - A recipe for deducing the square root involves guessing a starting value for y. Without another recipe to be told how to pick a starting number, the computer cannot generate one on its own.
