Question 285 The statement, INSERT INTO INSTRUCTOR VALUES (10211, ‘Smith’,’Biology’,66000) is of type ? A Query B DML C Relational D DDL Database-Management-SystemSQLHCU PHD CS MAY […]
Question 287 A B-Tree of order 4 is built from scratch by 10 successive insertions. What is the maximum number of node splitting operations that may […]
Question 2 Which of the following protocols has all of the properties: (i) imposing restrictions on the order of items being accessed (ii) ensuring serializability without […]
Question 1 On a wireless link, the probability of packet error is 0.2. A stop-and-wait protocol is used to transfer data across the link. The channel […]