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. multi-valued
Composite
Dependent
Derived

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

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

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

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

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

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

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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 Performance optimization
Scalability
Performance
CPU Utilization

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

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

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