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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: 10
Each question carry 10 mark , no negative marking"
1. What SQL clause is used to restrict the rows returned by a query?
2. What is a candidate key?
Used to identify a column
Alias for foreign key
Used to uniquely identify a Tuple
None of Them
3. Which of the following are types of synchronization?
Both Asynchronous & Semisychronous
None of them
4. Which of the following command is used to get current date/time?
All of Them
5. Which MySQL statement is used to delete data from a database?
6. Which of the following function returns the number of unique values in a column?
7. ______________ Command is used to remove rights or privileges from user accounts
8. A good example of a distributed application is ____________.
9. Which is the default order of sort in ORDER BY clause?
Both Ascending and Descending
Not in Order by Default
10. A_________ attribute may itself contain two or more attributes, which represent basic attribute having independent meanings of their own.