Computer Science Test 10

Computer Studies 10

The questions added in this test are tested again and again and are added with the consultation of the specialists and subject experts. These questions added in this test have great importance. They have been repeated most of the time, and it is very necessary for you to remember them all. When you remember all the questions asked in this test completely, it will help you to clear your concepts regarding computer science, and a new world of computer science will open in front of you. You will be able to look at your personal PC or desktop or any smart device with a new eye because this test can help you to learn a lot about computer science and, of course, the computer. Even if you wrongly tick the answer to the question, it will highlight the correct answer, making you realise so that you do not incorrectly answer next time even if you start this test again or encounter this question in any of the real exams of PPSC, SPSC, BPSC, FPSC, NTS, or any other test of the organisation offering you a desirable job. This exam will help you to gain confidence about computer science and will let you solve and easily handle the questions if you restart it two to three times. This is very important for you if you restart the test because it will help you get all the questions in your mind so that you may not bother yourself by ticking the incorrect option in the future if you encounter the questions asked in this test.

There are 20 questions asked in this test.

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Computer Studies Test 10

1 / 20

Which of the following keys does not hold uniqueness property?

2 / 20

A table must have

3 / 20

An attribute in a relation used as the primary key of another relation in the same database is called

4 / 20

Which of the following is not a type of database key?

5 / 20

An index can be used to

6 / 20

Which field is the most appropriate primary key?

7 / 20

A key is

8 / 20

Views are also called

9 / 20

A table in which the foreign key is found is called

10 / 20

Which of the following can be a primary key?

11 / 20

The views are used

12 / 20

Each primary key value in a table must be

13 / 20

How many primary keys can a table have?

14 / 20

The SQL statement to create a view is

15 / 20

Who is responsible for designing, implementing and maintaining a database?

16 / 20

Which of the following is not a good primary key?

17 / 20

A primary key that consists of more than one attribute is called

18 / 20

Which of the following is also known as a control key?

19 / 20

DBA stands for

20 / 20

A key strictly used for data retrieval purposes is called

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