Question 546 Which of the following statements is true, when structure of database file with 20 records is modified ? A ? EOF( ) Prints. T […]

Question 547 What deletes the entire file except the file structure ? A ERASE B DELETE C ZAP D PACK Database-Management-SystemCommandsUGC NET CS 2011 Dec-Paper-2 Question […]

Question 548 Which command classes text file, which has been created using“SET ALTERNATIVE” <FILE NAME>“Command” ? A SET ALTERNATE OFF B CLOSE DATABASE C CLOSE ALTERNATE […]

Question 549 B+ tree are preferred to binary tree in database because A Disk capacities are greater than memory capacities B Disk access much slower than […]