Oracle Interview Questions

Oracle Interview Questions

ORACLE 30 min.

1.    6-7 questions on CORBA , ORACLE , WIN NT , MFC

2.    What is the use of RARP , ARP.
3.    UNIX is
    a)    single user
    b)    multi user and multi tasking.
    c)    none.

4.    When a computer wants to send a packet to another network , then what is
    needed :
   
    a)    other computer's IP address.
    b)    other computer's name.
    c)    both a and b.
    d)    none.   

5.    Which is not a page replacement algorithm.
    a)    LRU
    b)    MRU
    c)    FIFO
    d)    none.

6.    What is cookie ?

7.    Full form of ORB ?

8.    CORBA and IDL .

9.    RDBMS question :
        DDL , primary key.
       
10.    Difference between fork and exec.

11.    What's a Zombie process ?

12.    What is a Magic Cap ?
    a)    open system.
    b)    differnce between a process and process call.
    c)    number of file access.
    d)    none of the above.

13.    Every relation must have a
    a)    primary key.
    b)    foriegn key.
    c)    both a and b.
    d)    none.
   
14.    Complexity of Quick sort :
    a)    O(n)
    b)    O(2 ^ n )
    c)    O(n log(n) )
    d)    none.

15.    Oracle supports
    a)    relational model.
    b)    network model.
    c)    heirical model.
    d)    none of the above.

16.    In VC++ , MDI application , a document classes when
    a)    application exits
    b)    last document is closed / exited

17.    Checksum is for .
    a)    error correction
    b)    error detection
    c)    both
    d)    none
   
18.    A derived class can over ride a non-virtual function in it's base class:
    a)    this is always possible
    b)    not possible
    c)    possible if base class is a abstract class
    d)    possible if base class is not a abstract class

19.    Conceptual Scehma is devised on
    a)    DDL
    b)    DML
    c)    DCL
    d)    ACL

20.    16 bit subsystem in Windows NT is
    a)    WOW        ( Windows of Windows )
    b)    Win 16 - 32
    c)    Thunker
    d)    ..