Which country will host the UN Climate Summit ‘COP26′?
A. United Kingdom
B. United States of America
C. European Union
D. None of these
(more…)
The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is:
A. 20
B. 30
C. 40
D. None of these (more…)
Which of the following is the original purpose of SQL?
A. To define the data structures
B. To specify the syntax and semantics of SQL data definition language
C. To specify the syntax and semantics of SQL manipulation language
D. All of the above
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