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

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2. What SQL clause is used to restrict the rows returned by a query? Having
From
Where
And

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

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

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5. How much storage space does DATETIME require? 4 bytes
8 bytes
2 bytes
1 byte

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

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7. ______________ Command is used to remove rights or privileges from user accounts DELETE
CANCEL
REMOVE
REVOKE

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

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

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10. ________________ is the capability of a system, network, or process to manage a growing amount of work, or its ability to enlarge so as to adapt to that growth Performance
Performance optimization
Scalability
CPU Utilization

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