Advanced database MCQs

By: Prof. Dr. Fazal Rehman | Last updated: September 23, 2024

Advanced database MCQs

1. In the array, the elements are numbered from …

a) 1 to 10

b) 1 to 10

c) 5 to 10

d) 0 to 9

2. Overloaded functions are …

a) functions having same variables

b) many functions in the program

c) more than one function having same name

d) function having global variables

3. Variables declared inside the function are called as …

a) local variables

b) private variables

c) global variables

d) external variables

4. The keyword template in c++ is used for

a) global functions

b) template functions

c) default arguments function

d) with inline functions

4. In C++, word ‘register’ can be only used with…

a) local variables

b) register variables

c) auto variables

d) external variables

5. The prototype of the function is a …

a) C++ statement

b) C++ program

c) C++ function

d) C++ header file

6.  A structure is …

a) collection of functions only

b) collection of fields only

c) collection of records olny

d) collection of collection of data items only

7. The syntax for structure in programming is similar to 

a) functions

b) array

c) class

d) pointer

8. Which one is a keyword in programming?

a) delete

b) void

c) edit

d) all of these

9. Indirection operator is represented by …

a) !

b) &&

c) *

d) &

10. Sequential search is also called as …

a) linear search

b) binary search

c) serial search

d) Both (a) & (c)

11. How we access array elements?

a) an index number

b) resolution scope operator

c) dot operator

d) name

12. Function prototype includes

a) number and type of parameters

b) type of value

c) name of the function

d) All of these

 

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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