Question 14 (a) Implement a circuit having the following output expression using an inverter and NAND gate . (b) What is the equivalent minimal Boolean expression […]

Question 30 A table has fields Fl, F2, F3, F4, F5 with the following functional dependencies  F1 → F3, F2→ F4,  (F1.F2) → F5 In terms […]

Question 31 A B-Tree used as an index for a large database table has four levels including the root node. If a new key is inserted […]