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A Primary Key uniquely identifies each record (or tuple) in a table and cannot contain NULL values. It enforces entity integrity, ensuring that every row in a table has a unique identifier. For example, in a table of employees, an employee ID serves as a primary key, ensuring no duplicate or NULL entries exist. Why Other Options Are Incorrect:
The National Research Foundation (NRF) Act will establish NRF, an apex body to provide high-level strategic direction of scientific research in the coun...
What is the minimum capital-to-risk-weighted assets ratio required for Infrastructure Debt Fund-NBFCs (IDF-NBFCs) under the revised guidelines by the Re...
Mawsynram is the wettest place on earth and it is situated in _______________.
Which of the following ministries had launched the Atma Nirbhar Skilled Employee Employer Mapping (ASEEM)’ portal?
On 21st January 2022, three states observed their 50th Statehood Day, which of the following is NOT one amongst these three?
Who was the Governor General of India at the time of the Sepoy Mutiny?
Which of the following is a tropical grassland?
Pandit Bhimsen Joshi who received Bharat Ratna in 2008 was popular for the khayal form of singing and belonged to the _______ Gharana.
The ‘Grow More Food’ campaign was launched in the year:
Which was the first women's sport to be introduced in the Olympics?