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Which of the following is true in COBOL

 
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abnikant

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Joined: 12 Jan 2007
Posts: 9
Location: Noida

PostPosted: Thu Oct 08, 2009 1:06 pm    Post subject: Which of the following is true in COBOL
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Question 4. Which of the following is true in COBOL: -

A. While performing arithmetic, it is better to use unsigned numeric fields than signed fields.
B. Using indexes to address table is less efficient than using subscripts.
C. S9(6 ) COMP occupies less number of bytes than S9(7)V9(2) COMP-3.
D. For the Sorted table SEARCH ALL is much efficient than SEARCH in performance
Answer 4. * A, B and D
C, D
A, C
A, D
None of the above

Question 5. Which of the following is true about COBOL compilation and bind process:
A. INCLUDE statement is expanded in Compile stage.
B. If the SQL syntax is incorrect, the program will fail in Pre-Compile stage.
C. If a table field used in a program does not exist in DCLGEN, program will Pre-Compile but will fail in Compile.
D. If a table field used in a program does exist in DCLGEN but not in table, the program will Compile but will fail in bind.

Answer 5. * A, C
A, B and D
B, C
B, D
None of the Above

Question 6. A held cursor can be closed when:

A. You issue a CLOSE cursor, ROLLBACK, or CONNECT statement
B.You issue a CAF CLOSE function call or an RRSAF TERMINATE THREAD function call
C. The application program terminates.

Answer 6. * A, B
A, B and C
A, C
B, C
None of the above

Question 7. Which statement(s) are true with regards to a primary key in a DB2 table?

A. Primary key is mandatory for a Db2 table
B. They key can include upto 64 columns
C. The length attributes of a primary key can be upto 2000
D. If a primary key is defined, an index must be created on the same set of columns, in the same order as those columns.

ANS
A, B, C and D
B, C and D
A, C and D
A, B and C
None of the above
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Anuj Dhawan

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Joined: 22 Apr 2006
Posts: 6258
Location: Mumbai, India

PostPosted: Thu Oct 08, 2009 2:35 pm    Post subject:
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1. Is this a COBOL thread, as subject line says so; then why to post in DB2 part of the forum?
2. Are these interview questions?
3. You started from "Question 4", where are first 3?
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