Which of the following SQL commands is used to make permanent changes to the database?
The "COMMIT" command is used to make permanent changes to the database, saving the changes made in a transaction.
How is L related to N?
If P @ Q means P is the father of Q,
P * Q means P is the brother of Q,
P % Q means P is the mother of Q,
P $ Q means P is the daug...
How is K related to J?
A is the mother of B, B is the sister of C, C is the husband of E. F is the brother of E and D is the father of F. How A related to E?
How is T related to Z?
N is the father of P. O is the only son of H, who is married to N. Z is married to Y, who is the child of H. How is Z related to N?
Y is the daughter of H, who is married to Z. W is the son of Z, who is the father of V. V is not a female. How many girl child does H have?
How is V related to P?
Which of the following is true about K?
How is Y’s brother related to mother-in-law of V?
