computer 3

1. DOS floppy disk does not have ________
   1) a boot record
   2) a file allocation table
   3) a root directory
   4) virtual memory
   5) None of the above
   
   Answer

   4)virtual memory
2. The ________ component is used by the data analyst to create queries that access the database.
   1) data store
   2) query and reporting
   3) ETL tools
   4) data visualisation
   5) None of these
   
   Answer

   2) query and reporting
3. The altering of data so that it is not usable unless the changes are undone is ________
   1) Ergonomics
   2) Biometrics
   3) Compression
   4) Encryption
   5) None of these
   
   Answer

   4) Encryption
4. Which of the following is a general-purpose programming language designed by Sun Microsystems and well suited for use on the web________
   1) Java
   2) Java Script
   3) CSS
   4) VBS Script
   5) None of these
   
   Answer

   1) Java
5. ________ are used to identify a user who returns to a website.
   1) ASPs
   2) Scripts
   3) Cookies
   4) Plug-ins
   5) None of These
   
   Answer

   3) Cookies
6. Programs that automatically submit your search request to several search engines simultaneously are called ________
   1) Hits
   2) Webcrawlers
   3) Spiders
   4) Metasearch engines
   5) None of these
   
   Answer

   4) Metasearch engines
7. If you wanted to locate the hardware address of a local device, which protocol would you use_______
   1) PING
   2) ICMP
   3) ARP
   4) RARP
   5) PONG
   
   Answer

   3) ARP
8. In Oracle, which is more appropriate to store a small list of values in a single column in each row in your address table________
   1) Index
   2) Nested table
   3) Oracarray
   4) Varray
   5) Index
   
   Answer

   4) Varray
9. OLAP applications are widely used by ________ and it uses ________ scheme.
   1) RDBMS, Bus
   2) Java, Bus
   3) Operating System, Star
   4) Data mining techniques, star or multidimensional
   5) None of these
   
   Answer

   3) Operating System, Star
10. ODBC is based on ________
    1) C++ language
    2) RDBMS
    3) Structured Query Language
    4) .net language
    5) C language
    
    Answer

    3) Structured Query Language