Important Computer Awareness Quizzes (Topic Wise) for IBPS Exams 2017 Day-4

Important Computer Awareness Quizzes (Topic Wise) for IBPS Exams 2017 Day-4:

Dear Readers, Here we have provided the Important Computer Awareness Quizzes based on particular topic, which will help to understand and prepare in a better way. Candidates those who are preparing for upcoming IBPS Exams 2017 can make use of it. Kindly share this to all your friends and recommend them to follow our site regularly. 

Important Computer Questions Based on DBMS (Set-4)

1). The _____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple.

1). A JOIN clause is used to combine rows from two or more tables, based on a related column between them.
Answer: A

2). ________is the multiplication of all the values in the attributes.

2). A x B = { (a,b) } a belongs to A and b belongs to B.
Answer: B

3). In SQL, the spaces at the end of the string are removed by _______ function.

3).
Answer: C

4). ________ is used to save permanently any transaction into database.

4). Commit is used to save permanently any transaction into database.
Answer: A

5). The management information system (MIS) structure with one main computer system is called a________.

5).
Answer: C

6). The highest level in the hierarchy of data organization is called________.

6).
Answer: A

7). Which of the following DBMS provides faster response time and better performance?

7). IMDBMS provides faster response time and better performance.
Answer: C

8). ________is suitable for data warehouses that have a large number of similar data items.

8).
Answer: B

9). Which of the following is standard interactive and programming language for getting information from and updating a database?

9).
Answer: A

10). Which SQL statement is used to insert new data in a database?

10).
Answer: A

11). Which three are the physical structures that constitute the Oracle database?
(A) Table, Extent, Log file
(B) Extent, Segment, Tablespace
(C) Segment, Table, Extent
(D) Data file, Log File, Control File
(E) Log file, Control File, Tablespace

11).
Answer: D

12). What is the maximum size of the page?

12).
Answer: B

13). DML is provided for:

13). DML stands for data manipulation language whose basic motive is for manipulation and processing the database
Answer: C

14). ODBC stands for:

14).
Answer: D

15). The database environment has all of the components except:

15).
Answer: A

        

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