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__________ is used to group related files that together store a database object Data Sheet
MetaData
Filegroup
Data file

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2. What is a candidate key? Used to identify a column
None of Them
Alias for foreign key
Used to uniquely identify a Tuple

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

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

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

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

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7. A systematic collection of data stored in a central location is known as? Excel
None of Them
CSV
Database

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8. ________________ 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 Scalability
CPU Utilization
Performance optimization
Performance

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

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

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