Database relationships mcq
WebJan 12, 2024 · Get ER Model To Relational Model Multiple Choice Questions (MCQ Quiz) with answers and detailed solutions. ... In terms of database, it means participation and cardinality of the relation. ... Generalization relationship: Generalization means combination of lower entities to form a higher entity. Entities are combined which have … Web52. When mapping a supertype/subtype relationship which of the following is true? a. The supertype primary key is assigned to each subtype. b. The subtype primary key is …
Database relationships mcq
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WebJul 11, 2024 · A relational database implements three different types of relationships: 1. One-to-one (1:1) 2. One-to-many (1:N) 3. Many-to-many (N:N) A line connecting two tables represents a relationship, while the symbols on the line's end represent the exact relationship type. For example, in ER diagrams, "one" and "many" relationship … WebA Record Relationship B Data Elements C Record and files D Both a and b E All of the above. Answer: E. ... SET 2: database mcqs with answers pdf (database mcqs with …
WebOct 24, 2011 · This should be the accepted answer, as it is the only one that explains the difference between lookup relationships and parent-child relationships. Parent - The entity on the "one" (/1) side of a relation with another table. Child - The entity on the "many" (/N/*) side of a relation with another table. Parent <-- Child. WebDatabases Multiple Choice Question (MCQ) No. 23: Which of the following is correct about relationships in a relational database? (1). A relationship is an association between two rows in a table. (2). A relationship is an association between two columns in a table. (3). A relationship is an association between two tables. (4). A relationship is an association …
WebSet 2: Data Base Normalization – FAQ MCQs by GAT Subject Test. 6.In which normal foam conversion of composite attribute to individual attribute happens, 7.In which key a table on the many sides of a one to many or many to many relationship must be in. 8. Web1 2. Tags. Question and answers in Customer Relationship Management (CRM), Customer Relationship Management (CRM) multiple choice questions and answers, Customer Relationship Management (CRM) Important MCQs, Solved MCQs for Customer Relationship Management (CRM), Customer Relationship Management …
WebMar 30, 2024 · DBMS mcq Questions and Answer. Q.31 The following diagram represents the dependent entity from an Entity Relationship diagram: Select the characteristics which are represented by the above diagram. (a) Birth Date is a derived attribute (b) Gender is an atomic attribute (C) Address is a multivalued attribute (d) Name is a key attribute. ANSWER
WebColumns of the table hold attributes of data. Following are the different types of relational database tables. One to One Relationship (1:1): It is used to create a relationship between two tables in which a single row of the first table can only be related to one and only one records of a second table. Similarly, the row of a second table can ... books on willow weavingWebStudents who utilize this quiz/worksheet will be improving the skills listed below: Reading comprehension - read and pull the most critical information from the associated lesson on relational ... books on wild turkeysWebDec 11, 2024 · Database Management System Multiple Choice Questions:-. 1) ——- responsible for authorizing access to the database, for coordinating and monitoring its use, acquiring software, and hardware resources, controlling its use and monitoring efficiency of operations. A. Authorization Manager. B. Storage Manager. C. File Manager. D. … books on william goldingWebRelational databases establish the relationships between entities by means of common fields included in a file called a(n): A) entity. B) relationship. C) relation. D) association. Answer: C LO: 1: Explain at least 10 advantages of the database approach, compared to traditional file processing. harwich coat of armsWebJan 20, 2024 · Get Relationship Constraints Multiple Choice Questions (MCQ Quiz) with answers and detailed solutions. Download these Free Relationship Constraints MCQ Quiz Pdf and prepare for your upcoming exams Like Banking, SSC, Railway, UPSC, State PSC. ... A relational database management system (RDBMS) is a collection of programs and … harwich codeWebApr 22, 2024 · Introduction. Graph databases are NoSQL systems created for exploring correlation within complexly interconnected entities. The structure addresses the limitations found in relational databases by putting a greater accent on the data relationship.. The graph database approach allows for more leisurely interconnection exploration, … harwich clubsWebMar 21, 2024 · Is much more data independence than some other database models. 6. Data is dependent on programs. Data redundancy increases. Data is integrated and can be accessed by multiple programs. None of … books on william wilberforce