Question
Select the correct combination of mathematical signs
that can sequentially replace * to balance the following equation. 20 ∗ 4 ∗ 6 ∗ 2 ∗ 14 ∗ 18Solution
20 ∗ 4 ∗ 6 ∗ 2 ∗ 14 ∗ 18 20 ÷ 4 x 6 + 2 = 14 + 18 5 x 6 + 2 = 14 + 18 30 + 2 = 14 + 18 32 = 32.
Pick the odd one out.
Which of the following concurrency control techniques allows multiple transactions to read data simultaneously but ensures that only one transaction ca...
What does the term "normalization" refer to in the context of database design?
Which normal form deals with the issue of transitive dependencies?
In a relational database, a foreign key is used to:
Which of the following is used to speed up data retrieval in a relational database?
Which database model is based on the mathematical set theory and is the foundation of many modern databases?
Which type of database backup only includes the data that has changed since the last full backup?
What is the purpose of the SQL "GROUP BY" clause?
In database management, which SQL command is used to remove a table and all its data from a database?
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