NCO- Cyber Olympiad (SOF) Class 12: Questions 6 - 12 of 520
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Question number: 6
Question number: 7
Question
In SQL, the HAVING clause is used to ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Refine the query and the tuples returned by the GROUP BY clause. | |
b. | Store the result of the query in a new table with the indicated name. | |
c. | Refine the query and tuples returned by the WHERE clause. | |
d. | Sort the tuples alphabetically. | |
Question number: 8
Question number: 9
» Computer » Programming in C++
Question
Find the Prefix form of the following Infix expression.
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
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d. |
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Question number: 10
Question number: 11
» Computer » Database Concepts
Question
In Relational Database, ________ is known as a set of values of the same type for the given attribute.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Structure | |
b. | Degree of Relations | |
c. | Domain | |
d. | Cardinality | |
Question number: 12
» Computer » Open Source Terminologies
Question
Identify the following.
These are character printers that form characters and images by spraying small drops of ink on a paper.
They are non-impact printers because they print by spraying ink on paper.
They are both monochrome and colour.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Chain Printers | |
b. | Dot Matrix Printers | |
c. | Laser Printers | |
d. | Inkjet Printers | |