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Computer Awareness is an important section in bank recruitment's Mains Examination. Practice with Computer questions for SBI PO 2017 Examination.
Computer Awareness is an important section in bank recruitment's Mains Examination. Practice with Computer questions for SBI PO 2017 Examination.
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Q1. What does DBMS stand for?
(a) Data Management System
(b) Database Management System
(c) Database Management Server
(d) Database Maintenance Server
(e) Data Management Server
Q2. Which of the following diagrams graphically represents an inter-relationship among entities in a database?
(a) Entity-relationship diagram
(b) Data flow diagram
(c) Control flow diagram
(d) Sequence diagram
(e) None of these
Q3. Which of the following keys is a field in one table that is used as a primary key field in another table?
(a) Primary key
(b) Foreign key
(c) Candidate key
(d) Identity key
(e) None of these
Q4. By what name are two or more fields of a database table called when they are collectively used to specify the primary key?
(a) Composite key
(b) Primary key
(c) Foreign key
(d) Candidate key
(e) Identity key
Q5. A database table has two fields or columns that can be selected as the primary key. The first field or column will always be considered as the primary key, and the second field or column is called the _____________.
(a) Primary key
(b) Candidate key
(c) Composite key
(d) Foreign key
(e) Identity key
Q6. Which of the following is not a normal form in DBMS?
(a) First Normal Form (1NF)
(b) Second Normal Form (2NF)
(c) Third Normal Form (3NF)
(d) Ninth Normal For (9NF)
(e) Boyce-Codd Normal Form (BCNF)
Q7. Which of the following correctly describes the use of an interpreter?
(a) Convert small processes into smaller processes
(b) Convert high-level language into low-level language
(c) Convert low-level language into high-level language
(d) Manages the kernel and shell communication
(e) None of these
Q8. Which of the following statements is incorrect about the UNIQUE KEY constraint?
(a) Unique key columns do not accept duplicate values.
(b) One table can have only one unique key.
(c) By default, unique key columns accept null values unless the NOT NULL constraint is specified.
(d) The same combinations of columns should not make both unique and primary keys.
(e) None of these
Q9. Which of the following heading elements displays text with the same size as the normal text written in an HTML document?
(a)
(a) Data Management System
(b) Database Management System
(c) Database Management Server
(d) Database Maintenance Server
(e) Data Management Server
Q2. Which of the following diagrams graphically represents an inter-relationship among entities in a database?
(a) Entity-relationship diagram
(b) Data flow diagram
(c) Control flow diagram
(d) Sequence diagram
(e) None of these
Q3. Which of the following keys is a field in one table that is used as a primary key field in another table?
(a) Primary key
(b) Foreign key
(c) Candidate key
(d) Identity key
(e) None of these
Q4. By what name are two or more fields of a database table called when they are collectively used to specify the primary key?
(a) Composite key
(b) Primary key
(c) Foreign key
(d) Candidate key
(e) Identity key
Q5. A database table has two fields or columns that can be selected as the primary key. The first field or column will always be considered as the primary key, and the second field or column is called the _____________.
(a) Primary key
(b) Candidate key
(c) Composite key
(d) Foreign key
(e) Identity key
Q6. Which of the following is not a normal form in DBMS?
(a) First Normal Form (1NF)
(b) Second Normal Form (2NF)
(c) Third Normal Form (3NF)
(d) Ninth Normal For (9NF)
(e) Boyce-Codd Normal Form (BCNF)
Q7. Which of the following correctly describes the use of an interpreter?
(a) Convert small processes into smaller processes
(b) Convert high-level language into low-level language
(c) Convert low-level language into high-level language
(d) Manages the kernel and shell communication
(e) None of these
Q8. Which of the following statements is incorrect about the UNIQUE KEY constraint?
(a) Unique key columns do not accept duplicate values.
(b) One table can have only one unique key.
(c) By default, unique key columns accept null values unless the NOT NULL constraint is specified.
(d) The same combinations of columns should not make both unique and primary keys.
(e) None of these
Q9. Which of the following heading elements displays text with the same size as the normal text written in an HTML document?
(a)
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