Question
From which country did India adopt the concept of
economic planning?Solution
India's structured economic planning model was inspired by the Soviet Union (Russia). This approach was adopted during the inception of India's first five-year plan in 1951, marking the beginning of a series of systematic efforts to foster national economic development.
MVCC (Multi-Version Concurrency Control) ensures:
Consider the following Java-like pseudo-code for inserting a node into a Binary Search Tree (BST):
  ```java
  class Node {
Given the following Python-like code snippet:Â
  ```python
  class Counter:
    def __init__(self):
   ...
Which SQL constraint ensures that a column cannot have NULL values?
What will be the output of the following Python code:
a=[1,2,3,4,5,6]
print(a[-1],a[-1:],a[:-1])
 What is the primary purpose of a "Trigger" in a database?
A `FOREIGN KEY` constraint is used to:
What does the ‘
Which of the following is a non-relational database?
Bitmap indexes are most efficient when: