PPSC Past Papers Punjab Enforcement and Regulatory Authority,

Explanation: The Chief Secretary is the top bureaucrat in a province, coordinating administrative functions.

Explanation: NLP helps ChatGPT process and generate human-like language.

Explanation: Etymology focuses on word origins and historical development.

Explanation: AI is applied in decision-making, automation, and customer engagement.

Explanation: Transformers enable ChatGPT to process context and generate text effectively.

Explanation: She became the first Black woman to serve on the U.S. Supreme Court (2022).

Explanation: Deep learning powers vision, language, and speech applications.

Explanation: Howe patented the first practical sewing machine in 1846.

Explanation: Acid rain corrodes marble, causing the "stone cancer" effect.

Explanation: Nowruz marks the Persian New Year and spring equinox.

Explanation: CODA won the Academy Award for Best Picture in 2022.

Explanation: UN estimates put the global population around 8.8 billion in 2025.

Explanation: Rohtas Fort, built by Sher Shah Suri, is a UNESCO site.

Explanation: Faiz was nominated for the Nobel Prize in Literature.

Explanation: Faisalabad hosts a major CPEC Special Economic Zone.

Explanation: Article 10-A ensures fair trial rights.