Explanation:

Shikhar Dhawan became the First Indian Cricketer to score a century in the first half of the test match on his first dya.He made his debut as the most memorable one by hitting a century on the very 1st day.He joined Victor Trumper, Charles Macartney, Don Bradman, Majid Khan and David Warner in achieving this unique distinction.The first three instances took place before the Second World War, which means Dhawan is only the third player to score 100 in the first session of a Test in last 80 years.