Question 360 Examples of transaction systems are A Banking B Railway Ticket Booking C Stock Trading D All the above Database-Management-SystemTransactionsAPPSC-2012-DL-CS Question 360 Explanation:  All of […]

Question 361 Consider a schema R(A, B, C, D) and functional dependencies A → B and C → D. Then the decomposition of R into R1 […]

Question 366 SQL injection consists of A Authorized Physicians injecting SQL in patients. B A mechanism to improve performance of database C A hacking mechanism enters […]

Question 371 Which of the following is a unary operation? A Intersection B Projection C Join D Cartesian Product Database-Management-SystemRelational-AlgebraCIL 2020 Question 371 Explanation:  Intersection, join […]