Q.1. In the E-R diagrams, the term cardinality is a synonym for the term ______.
(1) Attribute
(2) Degree
(3) Entities
(4) Cartesian
(5) None of these
Q.2. TRUNCATE statement in SQL is a ________.
(1) DML statement
(2) DDL statement
(3) DCL statement
(4) DSL statement
(5) None of above
Q.3. The default date format in SQL is ______.
(1) DD-MON-YY
(2) DD-MM-YY
(3) DD-MM-YYY
(4) MM-DD-YY
(5) YY-DD-MM
Q.4. Which of the following is web browser?
(1) Mosaic
(2) Netscape
(3) Internet Explorer
(4) Mozilla Firefox
(5) All of above
Q.5. Demodulation is the process of ____.
(1) converting digital signals to analog signals
(2) converting analog signals to digital signals
(3) dividing the high-speed signals into frequency bands
(4) combining many low speed signals into one high speed channel
(5) None of above
Q.6. Bulletin board system ________.
(1) is a public access message system
(2) converts digital signals to analog signals
(3) is a modem capable of accepting commands
(4) converts analog signals to digital signals
(5) None of above
Q.7. An information utility can offer a user _______.
(1) instant bonds and stock quotations
(2) news stories from wire services
(3) Complete airline schedules for all domestic flights
(4) All of above
(5) None of above
Q.8. A network that requires human intervention of route signals is called a _____.
(1) bus network
(2) ring network
(3) star network
(4) T- switched network
(5) None of above
Q.9. Local variables _________.
(1) Are created outside a block
(2) Are known only to that block
(3) Continue to exist when their block ends
(4) Area illegal in C++
(5) Are known to only two blocks
Q.10. Before a package can be used in a java program it must be___.
(1) executed
(2) referenced
(3) imported
(4) declared
(5) exported
Answers
Q.1. (4) Cartesian
Q.2. (2) DDL statement
Q.3. (1) DD-MON-YY
Q.4. (5) All
Q.5. (2) converting analog signals to digital signals
Q.6. (1) Bulletin board System is a public access message system
Q.7. (4) All
Q.8. (4) T-switched network
Q.9. (2) Are known only to that block
Q.10. (3) imported
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