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1. The property that, when classes are arranged in a hierarchy , each class assumes the attributes and methods of its ancestors is _________________
- Generalization
- Inheritance
- Encapsulation
- Information hiding
- None of these
2. An E-R diagram is a graphic method of presenting _________________
- Primary keys and their relationships
- Primary keys and their relationships to instances
- Entity classes and their relationships
- Entity classes and their relationships to primary keys
- None of these
3. _________________ is a primary key of one file that also appears in another file.
- Physical key
- Primary key
- Foreign key
- Logical key
- None of these
4. SMTP, FTP and DNS are applications of the _________________ layer.
- Data link
- Network
- Transport
- Application
- None of these
5. Which of the following is the smallest and fastest computer imitating human brain working?
- Supercomputer
- Quantum Computer
- Param-10,000
- IBM chips
- None of these
6. Which of the following statements is wrong?
- Windows XP is an operating system
- Linux is owned and sold by Microsoft
- Photoshop is a graphical design tool by Adobe
- Linux is free and open source software
- None of these
7. What is the full form of SDRM?
- Shift Dynamic random access memory
- Synchronous Dynamics random access memory
- System Dynamic random access memory
- Serial Dynamic random access memory
- Synchronous Dynamic random access memory
8. First microprocessor was used in which of the following?
- Computer
- Calculator
- Telephones
- Printers
- None of these
9. Which of the following transforms input data into output data?
- Peripherals
- RAM
- ROM
- CPU
- None of these
10. BSNL, Reliance, Shaw cable, AOL, Tata Indicom all can be kept in which one of the following groups?
- ISDN
- IRC
- ISP
- ICONS
- None of these
11. In windows XP, which shortcut is used you lock the computer?
- Ctrl + L
- Windows Key + k
- Ctrl + K
- Scroll Lock key
- Windows Key + L
12. What is a tuple ?
- Another name for a table in an RDBMS.
- Another name for the key linking different tables in a database.
- Initial seed value of field.
- A row or record in a database table.
- An attribute attached to a record
13. A spooler is a (n):
- Location in memory that maintains the contents of a document until it prints out
- Print job
- Program that coordinates the print jobs that are waiting to print
- Message sent from the printer to the operating system when a print job is completed
- None of these
14. A scientific institution performing intensive mathematical operations for a complex model that required extremely powerful computing capabilities will most likely use a (n):
- Supercomputer
- PC
- Mainframe
- ISP
- None of these
15. The process _________________ involves automated study of consumer buying patterns in order to support marketing, inventory replenishment and pricing decisions.
- Transaction processing
- Data mining
- Simulation
- Information processing
- None of these
16. Press the _________________ button to have the window fill the entire screen.
- Close
- Maximize
- Minimize
- All of the above
- None of these
17. What is the code name for 'WINDOWS 95' ?
- Snowball
- Chicago
- Win ball
- Sparta
- None of these
18. Which is not a language processor?
- Compiler
- Interpreter
- Processor
- Assembler
- None of these
19. The first part of a complete URL is the needed to access the web resource.
- Address
- Name
- Location
- Protocol
- None of these
20. _________________ is known as POS scanner.
- Bar code reader
- Magnetic stripe reader
- MICR
- OCR
- None of these
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