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- Question
Explain foreign key constraint.
- Correct Answer
- A foreign key is a reference to another table It is used to establish relationships between tables For example, relationship between employee and professor table One employee can have multiple professors The Primary key of employee becomes foreign key of professor Example: create table employee ( id number NOT NULL, professor_id NOT NULL, Name varchar(200) Constraint prim_id Foreign key(id) references professor(professor_id) );
- 1. How will u send data from a cobol file to db2 table? Discuss
- 2. What is buying forward? Discuss
- 3. What is Benchmarking? Discuss
- 4. In a DB2-CICS program which acts as co-ordinator and which is the participant? Discuss
- 5. Market survey means...........
Options- A. Market Research
- B. Market Planning
- C. Marketing Strategies
- D. Market Monitoring Discuss
- 6. The relationship between quantity supplied and price is
Options- A. Directly proportional
- B. Inverselyproportional
- C. Can't be determined
- D. None of the above Discuss
- 7. How would you resolve an ASRA abend? Discuss
- 8. What does in transit to destination mean?
Options- A. on the way for delivery
- B. delay in delivery
- C. booking processed but not shipped
- D. None of the above Discuss
- 9. In contrast to investment, consumption is
Options- A. relatively unstable
- B. measurable
- C. unmeasurable
- D. relatively stable Discuss
- 10. The EIB field which gives the last CICS command executed is? Discuss
More questions
Correct Answer: USING HOST VARIABLE we can pass data from COBOL to DB2
Correct Answer: It is an investment strategy that involves the buying of money market instruments or currencies in anticipation of a price rise or a future increase in demand Buying forward allows an investor to take advantage of future and potential profits by buying now at alower price, and selling when prices rise
Correct Answer: Benchmarking is the process of comparing one's business proceses and performance metrics to industry bests or best practices from other industries Dimensions typically measured are quality, time and cost
Correct Answer: DB2 acts as the participant and CICS acts as a co-ordinator
Correct Answer: Market Research
Correct Answer: Directly proportional
Explanation:
Price and quantity supplied move in the same direction. As the price decreases, quantity supplied also decreases and viceversa.
Correct Answer: In COBOL II start with CEBR, and get the offset/instruction
Correct Answer: on the way for delivery
Correct Answer: relatively stable
Explanation:
In contrast to investment, consumption is relatively stable.
Correct Answer: EIBRCODE
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