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Test Your Programming Skills with Safcode!
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"
Quiz Start
1. A_________ attribute may itself contain two or more attributes, which represent basic attribute having independent meanings of their own.
multi-valued
Derived
Composite
Dependent
View Answer
2. Which is the default order of sort in ORDER BY clause?
Not in Order by Default
Both Ascending and Descending
Ascending
Descending
View Answer
3. Which of the following command is used to select a particular database?
Select
USE
Show
Display
View Answer
4. Which of the following are types of synchronization?
Asynchronous
None of them
Both Asynchronous & Semisychronous
Semisychronous
View Answer
5. Microsoft SQL Server data base engine provides a relational__________ named as Azure SQL Database.
Platform as a Service (PaaS)
Database-As-A Service (DBaaS)
Infrastructure as a service (IAAS)
All of them
View Answer
6. What is a candidate key?
Used to uniquely identify a Tuple
None of Them
Alias for foreign key
Used to identify a column
View Answer
7. which of the following commands is used view the default installed database?
DISPLAY DATABASE
VIEW DATABASE
SELECT DATABASE
SHOW DATABASE
View Answer
8. Which of the following command is used to get current date/time?
All of Them
select curdate();
select curtime();
select currenttime();
View Answer
9. What SQL clause is used to restrict the rows returned by a query?
Where
And
Having
From
View Answer
10. A view is nothing but a ________ table.
Virtual
Static
Dynamic
Real
View Answer