1. The _____ states that a foreign key must either match a primary key value in another relation or it must be null.
(a) entity integrity rule
(b) referential integrity constraint
(c) action assertion
(d) composite attribute
(e) None of these
2. An applet __________
(a) is an interpreted program that runs on the client
(b) tracks the number of visitors to a Website
(c) is a compiled program that usually runs on the client
(d) collects data from visitors to a Website
(e) None of these
3. A _____ sometimes called a boot sector virus, executes when a computer boots up because it resides in the boot sector of a floppy disk or the master boot record of a hard disk.
(a) system virus
(b) Trojan horse virus
(c) file virus
(d) macro virus
(e) None of these
4. Which error detection method uses one's complement arithmetic?
(a) Simply parity check
(b) Checksum
(c) Two-dimensional parity check
(d) CRC
(e) None of these
5. A result of a computer virus can not lead to ___.
(a) Disk Crash
(b) Mother Board Crash
(c) Corruption of program
(d) Deletion of files
(e) None of these
6. The network interface card of LAN is related to following layer of OSI Model-
(a) Transport
(b) Network
(c) Data Link
(d) Physical
(e) All of these
7. Which of the following does not describe a data warehouse?
(a) Subject-oriented
(b) Integrated
(c) Time-variant
(d) Updateable
(e) None of these
8. Which of the following is true ?
(a) Logical design is software-dependent
(b) In a distributed database, database is stored in one physical location
(c) Conceptual design translates the logical design into internal model
(d) Logical design is software independent
(e) None of the [...]
Submit your suggestion / comments / complaints on lookyp.com@gmail.com
Subscribe to:
Post Comments (Atom)
Popular Posts
-
UKUP Nizam Theaters List Rocking Star Manchu Manoj acted as the main lead in the movie Uu Kodatahra Ulikki Padatara direc...
-
Kajal Agarwal Beautiful Cool Photos | Kajal Agarwal is an Indian film Actress, who predominantly appears in Tamil films. She h...
-
Assam Board 12th Result 2012 - Results Of ASSAM HSLC 2012 - Assam HSLC Result 2012 -Assam Higher Secondary Class 12th Result 2012 - Assam C...
-
South Indian Actress Beautiful Tamannah Pics South Indian Actress Beautiful Tamannah Pics South Indian Actress Beautiful Tamannah Pics South...
-
Priyanka Chopra jogan Avatar defeats. You see yourself with saints Priyanka dance. Celebrity Cricket League calendar for the second season o...
-
First of all happy wonderful Holi 2012 ; Here is latest collection of colorful Holi 2012 special Mp3 Songs List of Holi 2012 W...
-
Valentines day greetings card free Valentines day greetings Download Valentines day greetings free [...] Submit your suggestion / comment...
-
Seeking stronger ties with resource-rich Myanmar, Prime Minister Manmohan Singh arrived in May Pyi Taw today on a historic visit during whic...
-
Giving the area wise break-ups. "#RowdyRathore breakup: W Bengal 55 lacs, Mysore 39 lacs, Nizam 75 lacs, Assam 22 lacs, TNK 20 lacs, B...
No comments:
Post a Comment