Class - 12 CBSE Computer Science Important Output Questions 2025
Write the output produced by the following SQL commands:
(a) SELECT POW(2,3);
(b) SELECT ROUND(123.2345, 2) ,ROUND(342.9234,-1);
(c) SELECT LENGTH("Informatics Practices");
(d) SELECT YEAR("1979/11/26"), MONTH("1979/11/26"), MONTHNAME("1979/11/26"), DAY("1979/11/26");
(e) SELECT LEFT("INDIA", 3), RIGHT("Computer Science", 4);
(f) SELECT MID("Informatics", 3,4), SUBSTR("Practices", 3);
(g) SELECT CONCAT("You Scored", LENGTH("123") , "rank");
(h) SELECT ABS(-67.89);
(i) SELECT SQRT(625) + ROUND(1234.89, -3);
(j) SELECT MOD(56, 8);
SQL Queries
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Answer
(a)
Output
+-----------+
| POW(2, 3) |
+-----------+
| 8 |
+-----------+
(b)
Output
+--------------------+--------------------+
| ROUND(123.2345, 2) | ROUND(342.9234,-1) |
+--------------------+--------------------+
| 123.23 | 340 |
+--------------------+--------------------+
(c)
Output
+---------------------------------+
| LENGTH("Informatics Practices") |
+---------------------------------+
| 21 |
+---------------------------------+
(d)
Output
+--------------------+---------------------+-------------------------+-------------------+
| YEAR("1979-11-26") | MONTH("1979-11-26") | MONTHNAME("1979-11-26") | DAY("1979-11-26") |
+--------------------+---------------------+-------------------------+-------------------+
| 1979 | 11 | November | 26 |
+--------------------+---------------------+-------------------------+-------------------+
(e)
Output
+------------------+------------------------------+
| LEFT("INDIA", 3) | RIGHT("Computer Science", 4) |
+------------------+------------------------------+
| IND | ence |
+------------------+------------------------------+
(f)
Output
+-------------------------+------------------------+
| MID("Informatics", 3,4) | SUBSTR("Practices", 3) |
+-------------------------+------------------------+
| form | actices |
+-------------------------+------------------------+
(g)
Output
+----------------------------------------------+
| CONCAT("You Scored", LENGTH("123") , "rank") |
+----------------------------------------------+
| You Scored3rank |
+----------------------------------------------+
(h)
Output
+-------------+
| ABS(-67.89) |
+-------------+
| 67.89 |
+-------------+
(i)
Output
+--------------------------------+
| SQRT(625) + ROUND(1234.89, -3) |
+--------------------------------+
| 1025 |
+--------------------------------+
(j)
Output
+------------+
| MOD(56, 8) |
+------------+
| 0 |
+------------+
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