Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. A_________ attribute may itself contain two or more attributes, which represent basic attribute having independent meanings of their own. Dependent
Composite
multi-valued
Derived

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2. Hot data means: Data being processed
Data not in use
Data in Database
Data which is not processed

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3. Which of the following function returns the number of unique values in a column? COUNT(expression)
COUNT(DISTINCT)
COUNT(*)
sUM()

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4. which of the following commands is used view the default installed database? SHOW DATABASE
SELECT DATABASE
DISPLAY DATABASE
VIEW DATABASE

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5. Which is the default order of sort in ORDER BY clause? Not in Order by Default
Descending
Both Ascending and Descending
Ascending

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6. Which of the following are types of synchronization? Asynchronous
Semisychronous
Both Asynchronous & Semisychronous
None of them

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7. A good example of a distributed application is ____________. Computer application
Collaboration application
Twitter
System application

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8. A view is nothing but a ________ table. Virtual
Dynamic
Static
Real

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9. Character? limit to create database name in mysql? 44
54
64
40

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10. Which MySQL statement is used to delete data from a database? REMOVE
EDIT
COLLAPSE
DELETE

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