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:
Answer:
The correct answer to the following question will be "Abstract Reasoning".
Explanation:
- Abstract reasoning depends on the ability to interpret facts, to identify correlations and interactions and to resolve the problems at a deep, conceptual level.
- To be able to construct hypotheses about both the existence of events and concepts require abstract reasoning capabilities.
This suggests, therefore, that Dallas has this ability.
Answer:
Eraser tool -removes the unwanted part of the drawing.
Row -horizontal space running from left to right.
Text -Primary component of a multimedia.
Drawing Area -Working are of ms point program.
I hope this helps!! Correct me plz if I'm wrong. If I'm right, could you mark me as brainliest?
Lexeme is a category or partitioned group of the small units of a programming language include its numeric literals, operators, and special words.
<h3>What is a lexeme in programming?</h3>
Lexemes are known to be those character strings that are put together from the character group of a program, and the token stands for what aspect of the program's grammar they are made of.
Hence, Lexeme is a category or partitioned group of the small units of a programming language include its numeric literals, operators, and special words.
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Answer:
Demilitarized zone (DMZ).
Explanation:
Demilitarized zone is a kind of security assurance scheme used by network administrator to detect network breach even before it gets to the secured network.
The private LAN is protected with a firewall and a DMZ is configured to allow access by untrusted users, on another workstation, which is a duplicate of the companies private local address.
