| Interview questions.. please help answer [message #116936] |
Sat, 23 April 2005 11:57  |
vgs2005
Messages: 123
Registered: April 2005
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Senior Member |
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Hi,
I'm preparing for an interview. I found these from some of the topic questions. The last time I used Oracle Forms/Reports was more than 2 years ago. My computer does not have a Personal Oracle so I can at least see the Help file, nor do I have yet the books to refer to.
It will be very helpful in my preparation if you can provide the answers for any the following questions.
Oracle reports:
1. Minimum requirement to make a matrix report
(Queries, Groups and Repeating frames)
2. How to change the font of an field at runtime based on the value
3. What is the anchoring and enclosing object
4. What is anchor object
5. How to rotate a field( data base field in the layout)
6. What is the difference between lexical and bind parameters
7. What is the place holder
8. What is the use of frame(not repeating)
9. What is the use of format triggers
10. SRW package
11. What is flex mode and confine mode
12. what difference between the logical and physical pages and planes
13. what is the use of group filter
(Oracle) Multiple choice:
1. What is the size of Varchar in Oracle 8.0 ?
a. 2000
b. 4000
c. 254
d. none of the above
2. What is the size of Varchar in Oracle 7.0 ?
a. 2000
b. 4000
c. 254
d. none of the above
3. The default value the lpad function takes is
a. a space (' ')
b. an asterisk
c. The default value is not optional
d. None of the above
4. The no. of columns that may be used as composite primary key in oracle 8
a. 8
b. 16
c. 32
d. none of the above
5. which of the following is true about add_months
a. we can pass a numerical value in first parameter
b. we can pass a negative value in second parameter
c. Both a & b
d. None of the above
6. The latest date that can be stored in oracle 8
a. 31st Dec 4012 A.D
b. 31st Dec 4011 A.D
c. Dec 31st ,9999
d. None of the above.
7. What happens when the first date is greater than the second date that is passed to the months_between function in oracle 8.
a. It gives an error
b. It gives a negative value
c. None of the above
8. Regarding the Summary query which of the following is true
a. The order of the base column list in the select statement should be same in the Group by clause.
b. The order of the base column list in the select statement need not be same in the Group by clause.
c. None of the above
9. Regarding the Summary query which of the following is true
a. All the base table columns selected in the select list should be specified in the Group by clause.
b. All the base table columns selected in the select list need not be specified in the Group by clause.
c. None of the above.
10. How do u mask the user from entering irrelevant data ?
a. Synonym
b. View
c. Index
d. sequence
11. What does the length function returns when applied to column of char datatype ?
16. If you want to restrict the user, to enter the same values that has been stored in other table then what constraint do u use?
a. Entity integrity
b. Referential Integrity
c. Both a & b
d. None of the above
17. Which of the following is true about NULL?
a. when an arithmetic operation is performed on NULL, u will get the result as NULL
b. NULL is same as 0.
c. NULL is same as blank date.
d. None of the above
18. For a DDL statement, which of the following is true
a. A DDL statement is preceded and followed by commit.
b. All the DML statements gets committed even when u get an error after writing DDL statement.
c. Both a & b
d. None of the above.
19. Which of the following is true for update clause?
a. We can update two base tables simultaneously
b. U can use a subquery in SET clause of the UPDATE statement.
c. Both a & b
d. None of the above
20. Which of the following is true for delete?
a. Delete statement can be given without writing where clause.
b. We can delete two tables simultaneously
c. Both a & b
d. None of the above
22. In oracle 7 which of the following is true about manipulating the view
a. View based on two base tables can be manipulated
b. View having a column which contain operation can be manipulated
c. Both a & b
d. None of the above
23. In oracle 8 which of the following is true about manipulating the view
a. View based on two base tables can be manipulated
b. View having a column which contain operation can be manipulated
c. Both a & b
d. None of the above
24. Which of the following is true about packages
a. We can write a procedure in package body which has not been specified in package specification.
b. We cannot write a procedure in package body which has not been specified in package specification.
c. Both a & b
d. None of the above.
25. Which of the following is true about outer joins
a. The outer join symbol should be present on any one side of the join.
b. The outer join symbol may be present on both the sides of the join
c. The outer join return the rows from the two tables that donot have matching records in other table.
d. None of the above
27. What does OFA stands for ?
a. Oracle Flexible Architecture
b. Oracle Financials Applications
c. Optimal Flexible Architecture
d. None of the above
thanks in advance...
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