Oracle Databases Quiz Point seven Quiz Answer

step one. Hence of your own following the do greatest getting illustrated by the an arch? Student (elderly, male) Student (Levels A student, Mediocre Pupil) Pupil (graduating, female) Student ( School, Tech College or university) (*)

dos. Arcs try Required from inside the Study modeling. The ERD’s must have at least one Arc. True or Not the case? True-false (*)

step 3. To help you visually depict exclusivity anywhere between a couple of relationships for the a keen ERD you would most likely explore a keen ________ Arch (*) Relationships Attribute UID

5. And therefore of your own following the manage better become depicted of the an arc? Professor (Girls, Bob) Mother or father (Lady, Bob) Delivery Target (House, Office) (*) Scholar (Amount Students, Average Scholar)

A certain state is solved using possibly an effective Recursive Matchmaking or a great Hierarchical Relationships, regardless if perhaps not meanwhile

7. Every business has restrictions about what trait opinions and you may and therefore dating are allowed. Speaking of known as: Restrictions. (*) Matchmaking Entities. Services

8. Arcs are widely used to aesthetically depict _________ between several relationship into the a keen ERD. Differences Genetics Sameness Uniqueness (*)

9. Flowing UIDs was a feature will utilized in what type of Relationships? Invalid Matchmaking Recursive Matchmaking Standard Matchmaking Hierarchical Relationships (*)

10. A love between an organization and is titled a great/an: Recursive Matchmaking (*) Invalid Relationship Heirarchical Matchmaking Standard Matchmaking

11. A great Recursive Matchmaking was portrayed toward an enthusiastic ERD because of the a great/an: Unmarried Toe Pig’s Ear (*) Crow’s Foot Dog’s End

12. One dating would be both Recursive and Hierarchical on same time. True otherwise Untrue? True false (*)

dos. An individual relationship will be one another Recursive and you may Hierarchical on same date. Correct otherwise Not true? True false (*)

step 3. An excellent Recursive Matchmaking is actually represented to the an ERD from the an excellent/an: Solitary Toe Dog’s Tail Pig’s Ear (*) Crow’s Foot

5. A relationship anywhere between an organization and you may itself is called a beneficial/an: General Dating Recursive Relationship (*) Heirarchical Relationships Invalid Relationship

6. An excellent Hierarchical relationships try several relationships one to echo organizations arranged towards straight levels. Genuine otherwise Not true? True (*) False

seven. Streaming UIDs is actually a component will utilized in what kind of Matchmaking? Recursive Matchmaking General Matchmaking Incorrect Dating Hierarchical Dating (*)

8. And that of your own following the do better getting depicted from the an arc? Student (elder, male) Beginner ( College, Technology College) (*) Beginner (Levels A student, Mediocre Pupil) Scholar (graduating, female)

nine. So you can aesthetically represent exclusivity between 2 or more relationships within the an ERD you might probably fool around with an enthusiastic ________. Dating Arch (*) UID Characteristic

several. Arcs are widely used to visually depict _________ ranging from two or more matchmaking within the a keen ERD. Sameness Differences Uniqueness (*) Heredity

13. And this of your own pursuing the can be added to a love? A recommended trait will be created An ingredient attribute An element An arch is tasked (*)

fourteen. Which of after the do ideal getting represented by an arc? Teacher (Ladies, Bob) Pupil (Amount A student, Mediocre Scholar) Delivery Address (Domestic, Office) (*) Mother (Girl, Bob)

step 1. A love between an entity and itself is called good/an: Invalid Matchmaking Recursive Dating (*) Standard Relationships Hierarchical Matchmaking

3. An effective Hierarchical relationship was a series of dating that echo agencies prepared into the consecutive account. Real otherwise False? True (*) Untrue

4. Just one matchmaking shall be both Recursive and Hierarchical at exact same date. True otherwise False? True false (*)

7. A Recursive Relationship is actually illustrated towards a keen ERD of the a/an: Single Bottom Pig’s Ear canal (*) Crow’s Foot Pet’s End

8. Hence of your following the might be placed into a love? An arc is assigned (*) An elective characteristic shall be created An element A compound characteristic

nine. Every single business keeps limits on which characteristic beliefs and which matchmaking are permitted. Speaking of also known as: Features Constraints. (*) Entities. Dating

10. And therefore of adopting the manage greatest getting illustrated by an arch? Teacher (People, Bob) Birth Target (Family, Office) (*) Father or mother (Woman, Bob) Pupil (Amount Students, Average Pupil)

Attribute Dating UID Arch (*)

a dozen. Arcs was Compulsory during the Data acting. Most of the ERD’s must have a minumum of one Arch. Correct or Not true? True false (*)

thirteen. So you can aesthetically show uniqueness anywhere between 2 or more dating from inside the an enthusiastic ERD might most likely use an ________.

cuatro. And that of the following carry out finest become portrayed by the an arch? College student (Grade A student, Mediocre College student) Teacher (Females, Bob) Beginning Address (Household, Office) (*) Father or mother (Girl, Bob)

5. So you’re able to aesthetically represent exclusivity between 2 or more dating from inside the an enthusiastic ERD you’d most likely play with an enthusiastic ________. UID Arch (*) Characteristic Relationship

6. And this of the following the do most useful be depicted by the an arc? Scholar (graduating, female) Pupil ( College or university, Technical School) (*) College student (Degree A student, Mediocre Student) Student (older, male)

eight. Arcs are accustomed to aesthetically represent _________ between several relationships in the an ERD. Exclusivity (*) Variations Inheritance Sameness

8. Every single business enjoys constraints on what characteristic beliefs and you will and this matchmaking are permitted. Talking about also known as: Organizations. Dating Limits. (*) Functions

nine. Just one dating is one another Recursive and you may Hierarchical during the exact same big date. Genuine or Incorrect? True false (*)

11. Cascading UIDs is a feature usually found in what sort of Dating? Recursive Dating Standard Dating Hierarchical Relationships (*) Incorrect Matchmaking

a dozen. An excellent Hierarchical relationships was some relationships you to definitely reflect agencies arranged toward straight accounts. Correct otherwise Not the case? True (*) False

thirteen. A beneficial Recursive Matchmaking is actually portrayed to the a keen ERD by an effective/an: Crow’s Legs Solitary Toe Pig’s Ear canal (*) Dog’s End

Deja un comentario