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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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

View Answer

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
Scalability
CPU Utilization

View Answer