42 in an er diagram, primary keys are indicated by ____.
Primary Key In Er Diagram – Entity Relationship is a higher-stage conceptual info model diagram. Entity-Relation model is founded on the notion of real-community organizations and also the relationship between the two. ER modeling allows you to examine info specifications systematically to produce a properly-created database. A weak entity has a primary key that is partially or totallyderived from the parent entity in the relationship. ... In an ER diagram, primary keys are indicated by ____. a. bolding. c. underlining. b. italics. d. a special font. c. underlining. The ideal number of attributes used to make up a primary key is____. a. zero. c. two. b. one. d. six ...
In an ER diagram, primary keys are indicated by ____. a. bolding c. underlining. b. italics d. a special font ____ 3. The ideal number of attributes used to make up a primary key is ____. a. zero c. two. b. one d. six ____ 4. The ____ attribute(s) make up the primary key in the table definition:
In an er diagram, primary keys are indicated by ____.
In the entity relationship diagram (ERD), cardinality is indicated using the _____ notation, where max is the maximum number of associated entities and min represents the minimum number of associated entities. ... In an ER diagram, primary keys are indicated by ____ underlining. A ____ identifier is composed of more than one attribute ... In an ER diagram, primary keys are indicated by ____. a. bolding c. underliningb. italics d. a special font. underlining. In an ER diagram, primary keys are usually bolded. false. In both the Chen and Crow's Foot models, an entity is represented with a rectangle containing the entity's name. In an ER diagram, primary keys may be indicated by the letters PK and by ____. underlining italics bolding. underlining. If an entity can exist apart from one or more related entities, it is said to be ____-independent. existence relationship business weak. existence.
In an er diagram, primary keys are indicated by ____.. In an ER diagram primary keys are indicated by ____. underlining. A(n) ____ relationship is also known as a non-identifying relationship. weak. The entity relationship diagram is used to graphically represent the ____ database model. conceptual. Which of the following might be represented with a single-valued attribute? In an ER diagram, primary keys are indicated by ____. underlining. The Crow's Foot model is less implementation-oriented than the Chen model. False. Some attributes are classified as ____. Correct simple. Relationships operate only in one direction. false. The word "entity" in the ER model corresponds to a table. In an ER diagram, primary keys are indicated by ____. Underlining. In the ERD, cardinality is indicated using the ____ notation. Min,Max. Knowing the ____ number of entity occurrences is very helpful at the application software level. Maximum and Minimum. In an ER diagram, primary keys are indicated by ____. a. bolding c. underlining b. italics d. a special font. c. underlining. The ideal number of attributes used to make up a primary key is ____. a. zero c. two b. one d. six. b. one.
In an ER diagram, primary keys may be indicated by the letters PK and by ____. underlining italics bolding. underlining. If an entity can exist apart from one or more related entities, it is said to be ____-independent. existence relationship business weak. existence. In an ER diagram, primary keys are indicated by ____. a. bolding c. underliningb. italics d. a special font. underlining. In an ER diagram, primary keys are usually bolded. false. In both the Chen and Crow's Foot models, an entity is represented with a rectangle containing the entity's name. In the entity relationship diagram (ERD), cardinality is indicated using the _____ notation, where max is the maximum number of associated entities and min represents the minimum number of associated entities. ... In an ER diagram, primary keys are indicated by ____ underlining. A ____ identifier is composed of more than one attribute ...
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