Question
Which letter will replace the question mark (?) in the
following series? M, Q, U, Y, C, ?Solution
M + 4 = Q Q + 4 = U U + 4 = Y Y + 4 = C C + 4 = G
Which of the following storage devices is considered non-volatile?
A collection of Data organized in a manner that allows access, retrieval & use of the data
Pick the odd one out.
Which of the following is used to speed up data retrieval in a relational database?
In a relational database, a foreign key is used to:
What is the purpose of the SQL "HAVING" clause?
Which of the following concurrency control techniques allows multiple transactions to read data simultaneously but ensures that only one transaction ca...
 In database management, which SQL command is used to remove a table and all its data from a database?
Which type of database backup only includes the data that has changed since the last full backup?
In the context of databases, what does the term sharding refer to?
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