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When was Data Management Inc. created?
Data Management Inc. was created on 1988-09-12.
When was Human Rights Data Analysis Group created?
Human Rights Data Analysis Group was created in 2002.
This object must be created first before any other object types are created since it is the basic unit of a database?
The object you are referring to is a "table." In a database, tables are essential because they serve as the foundational structure for storing data in rows and columns. Before creating other objects like views, indexes, or stored procedures, tables must be established to hold the actual data. This organization allows for efficient data management and retrieval within the database system.
How does the memory management is occupied when you are creating an object of a class?
When an object of a class is created, memory management allocates a block of memory to store the object's data members and any associated metadata. This allocation typically occurs on the heap if the object is created dynamically (using new in C++ or similar constructs in other languages), or on the stack if created as a local variable. The memory manager keeps track of the allocated memory, ensuring that it can be accessed and eventually deallocated when the object is no longer needed, preventing memory leaks. Additionally, constructors may be called to initialize the object, further influencing memory usage.
Can we create an array of objects for a class having default constructor Justify your answer?
See example code below. #include <iostream> class x { private: // Members. static int counter; int data; public: // Default constructor and destructor. x():data(++counter){printf("Object %d created!\n",data);} ~x(){printf("Object %d destroyed!\n",data);} // other members omitted for brevity... }; // Initialise static counter. int x::counter=0; int main() { // Instantiate an array of 10 objects. x arr[10]; // .. do some work with the array .. return( 0 ); // The array falls from scope, destroying the objects. } Example output: Object 1 created! Object 2 created! Object 3 created! Object 4 created! Object 5 created! Object 6 created! Object 7 created! Object 8 created! Object 9 created! Object 10 created! Object 10 destroyed! Object 9 destroyed! Object 8 destroyed! Object 7 destroyed! Object 6 destroyed! Object 5 destroyed! Object 4 destroyed! Object 3 destroyed! Object 2 destroyed! Object 1 destroyed!
What is encapsulation and data hiding in dbms?
ODBMS stands for object oriented database management system. Encapsulation in ODBMS can be defined as binding of data together.
What is data management?
Data management is as simple as it sounds, the management of data, usually electronically through things like databases. Data management is simply the collection and organization of data. This can include database management, data security management and even meta data management for websites.
Which is NOT an objective for an effective records management program?
Provides management of records for all data created to be stored electronically.
When you create a new data which object created first?
When you create new data, the first object created is typically the data structure that will hold it, such as an array, list, or database record. This structure provides a defined format and organization for the data being input. After that, the actual data elements are instantiated and stored within this structure.
Does an object oriented database store data in tables?
No, object-oriented databases do not store data in tables like relational databases. Instead, they store data as objects that have attributes and methods associated with them. Objects in an object-oriented database can also have relationships with other objects, making it a more flexible way to store and access data.
What is the difference between OODBMS and DBMS?
Third generation of database design theory. DBMS: Database Management System RDBMS: Relational Database Management System OODBMS: Object Oriented Database Management System
Which is not an objective for an objective for an effective records management program?
Provides management of records for all data created to be stored electronically.
