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

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2. Microsoft SQL Server data base engine provides a relational__________ named as Azure SQL Database. Infrastructure as a service (IAAS)
All of them
Database-As-A Service (DBaaS)
Platform as a Service (PaaS)

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

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

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5. Which of the following command is used to select a particular database? USE
Select
Show
Display

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6. Which of the following command is used to get current date/time? select curdate();
select curtime();
select currenttime();
All of Them

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7. A view is a __________ Table. Static
Dynamic
Real
Virtual

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

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

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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
CPU Utilization
Scalability

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