Question
Which type of DBMS model organizes data in tables with
rows and columns?Solution
Relational DBMS (RDBMS) stores data in structured tables with rows and columns, supporting SQL operations.
Which of the following is an example of a NoSQL database?
Which SQL command is used to remove a table from the database?
What will be the output of the following Python code:
a=[1,2,3,4,5,6]
print(a[-1],a[-1:],a[:-1])
When implementing a `Graph` traversal algorithm like Depth-First Search (DFS) recursively, what is the primary control flow mechanism that manages the o...
A programmer is trying to debug an issue where an `ArrayList` (or equivalent dynamic array) in their Java/Python code unexpectedly throws an `IndexOut...
Consider the following pseudo-code:Â
 ```
  function calculate(arr):
    sum = 0
    for i from 0 to l...
An SQL `VIEW` is a:
Which of the following is used to enforce referential integrity?
In a relational schema, which normal form eliminates transitive dependencies (i.e., non-prime attribute depends on another non-prime attribute)?
Consider a scenario in an OOP application where a `NullPointerException` (or equivalent) occurs when trying to access a member of an object. What is the...
