(Download) ISRO Scientist/Engineer Exam Paper Year 2009

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ISRO Scientist/Engineer Recruitment Sample Paper

1. Which of the following features usually applies to data in a data warehouse?
(a) Data are often deleted
(b) Most applications consists of transactions
(c) Data are rarely deleted
(d) Relatively few records are processed by applications
(e) None of these

2. Which of the following is a transaction?
(a) A group of SQL statements consisting of one read and one write operation
(b) A group of SQL statements consisting only of ready operations.
(c) A group of SQL statements defining a user-oriented task
(d) A group of SQL statements consisting only of write operations.
(e) None of these

3. There are several security devices used to stop individuals from exploiting your system. Which of the following is used in conjunction with a firewall?
(a) Proxy server
(b) Intrusion- detection system
(c) Terminal server
(d) Web server
(e) None of these

4. The effect of the ROLLBACK command in a transaction is the following......
(a) Undo all changes to the data- base resulting from the execution of the transaction
(b) Undo the effects of the last UPDATE command
(c) Restore the content of the database to its state at the end of the previous day
(d) Make sure that all changes to the database are in effect
(e) None of these

5. A client / server network ..........
(a) has clients that provide functions such as application control and shared computation.
(b) uses client computers to provide copies of software to the server to allow server processing.
(c) provides a company with the capability to downsize from lager computer systems and move away from legacy systems.
(d) has server computers that perform all processing, clients are, dumb, input/ output devices only.
(e) None of these.

6. An applet is ....... Document application program.
(a) a static
(b) a dynamic
(c) an active
(d) a passive
(e) None of these

7. The local antenna for satellite connections is called a ........
(a) modem
(b) terminal
(c) VSAT
(d) DTA
(e) None of these