Play Technical Quiz

1.Which of the following is true concerning a global transaction?

The required data are at one local site and the distributed DBMS routes requests as necessary.
The required data are located in at least one nonlocal site and the distributed DBMS routes requests as necessary.
The required data are at one local site and the distributed DBMS passes the request to only the local DBMS.
The required data are located in at least one nonlocal site and the distributed DBMS passes the request to only the local DBMS.

2.Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally?

3.A database management system (DBMS) is a:

hardware system used to create, maintain, and provide controlled access to a database.
hardware system used to create, maintain, and provide uncontrolled access to a database.
software system used to create, maintain, and provide controlled access to a database.
software system used to create, maintain, and provide uncontrolled access to a database.

4.The fastest read/write time and most efficient data storage of any disk array type is:

5.SQL can be used to:

6.Which class does not override the equals() and hashCode() methods, inheriting them directly from class Object?

7.You need to store elements in a collection that guarantees that no duplicates are stored and all elements can be accessed in natural order. Which interface provides that capability?

8.The internal impedence of an ideal current source is

9.The type of transmission used for sound in TV transmission is

10.Joystick is used to?

11.Which is the volatile memory?

12. __ have a single communication channel that is shared by all the users on the network?

13.Which Layer is Responsible for Congestion Control?

14.Operating system is a?

15.Spreadsheets and database systems are examples for?

16.______________ is single sequence stream which allows a program to split itself into two or more simultaneously running tasks?

17.Which one is the first serch engine in internet

18.Number of bit used by the IPv6 address

19.What command is used to create a backup configuration?

20.Which protocol does DHCP use at the Transport layer?