MCQS Database Systems- for admission in universities – Set 10

Multiple Choice Questions

Set 10

• If we require a large number of similar changes, we can save time by using an ____________.

1. Action query
2. update query   
3. delete query
   Answer - Click Here:

   1

• There are ___________ types of action query.

      1.one                   

      2. Three              

      3.Four 

• The ________________creates a new table from all or part of the data in one or

         more tables.

1. make-table
2. action query
3. Append query            
4. cross-table query
   Answer - Click Here:

   4

• The _______________deletes a group of records from one table

1. Delete query
2. delete action query   
3. action query
   Answer - Click Here:

   1

• An _______________makes global changes to a group of records in one or more tables.

1. Make-table action query
2. action query    
3. update action query
   Answer - Click Here:

   3

• We use an _____________to insert records from one or more source tables into a single target table.

1. append action query
2. update action query
3. 3.action query
   Answer - Click Here:

   2

• The _______________can be used to find records in one table that do not have related records in another table.

     1, Find Unmatched Query Wizard

     2. Action query            

     3. Update query

• The _________________can be used to determine if there are duplicate records in a table or determine which records in a table share the same value.

1. Find Duplicates Query Wizard
2. Matched query        
3. Action query
   Answer - Click Here:

   1

 

More MCQs Of Database Systems

1. Database Models MCQs in DBMS
   1. Hierarchical model MCQs in DBMS
   2. Network model MCQs in DBMS
   3. Relational model MCQs in DBMS
   4. Object-oriented model MCQs in DBMS
   5. NoSQL databases MCQs in DBMS
2. Relational Database Model MCQs in DBMS
   1. tables, attributes, tuples, and relations MCQs in DBMS
   2. Primary keys and foreign keys MCQs in DBMS
   3. Integrity constraints MCQs in DBMS
3. SQL (Structured Query Language) MCQs in DBMS
   1. Data Definition Language (DDL) MCQs in DBMS
   2. Data Manipulation Language (DML) MCQs in DBMS
   3. Data Control Language (DCL) MCQs in DBMS
   4. Transaction Control Language (TCL) MCQs in DBMS
   5. Advanced SQL queries and functions MCQs in DBMS
4. Database Design MCQs in DBMS
   1. Entity-Relationship (ER) modeling MCQs in DBMS
   2. Extended ER modeling MCQs in DBMS
   3. Normalization and normal forms (1NF, 2NF, 3NF, BCNF) MCQs in DBMS
   4. Denormalization MCQs in DBMS
5. Database Management System Architecture MCQs in DBMS
   1. Three-schema architecture (external, conceptual, internal) MCQs in DBMS
   2. Data independence MCQs in DBMS
   3. DBMS components and functions MCQs in DBMS
6. Storage and File Structure MCQs in DBMS
   1. Data storage on physical media MCQs in DBMS
   2. File organization and access methods MCQs
   3. Indexing (B-trees, hash indexing) MCQs in DBMS
   4. RAID technology MCQs in DBMS
7. Query Processing and Optimization MCQs in DBMS
8. Database Transaction Management MCQs in DBMS
   1. ACID properties (Atomicity, Consistency, Isolation, Durability) MCQs in DBMS
   2. Transaction states and lifecycle MCQs in DBMS
   3. Concurrency control techniques (locking, timestamping, multiversion) MCQs in DBMS
   4. Deadlock detection and resolution MCQs in DBMS
9. Database Security and Authorization MCQs in DBMS
   1. Authentication and authorization mechanisms MCQs in DBMS
   2. Data encryption techniques MCQs in DBMS
   3. Role-based access control MCQs in DBMS
   4. SQL injection prevention MCQs in DBMS
10. Backup and Recovery MCQs in DBMS
    1. Backup types and strategies MCQs in DBMS
    2. Recovery techniques (log-based, shadow paging) MCQs in DBMS
    3. Disaster recovery planning MCQs in DBMS
11. Distributed Databases MCQs in DBMS
    1. Distributed database architecture MCQs MCQs in DBMS
    2. Data fragmentation, replication, and allocation in DBMS
    3. Distributed query processing MCQs in DBMS
    4. Consistency models and protocols MCQs in DBMS

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2. SET 2: database mcqs with answers pdf (database mcqs with answers pdf )
3. SET 3: modern database management 12th edition mcqs (modern database management 12th edition mcqs)
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9. SET 9: relational database management system mcqs(relational database management system mcqs)
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12. SET 12: relational database management system mcqs (relational database management system mcqs )
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