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2021 Apr C2090-558 Study Guide Questions:
Q11. Which two tasks can be accomplished using the OpenAdmin Tool (OAT)? (Choose two.)
A. Manage Virtual Processors (VP).
B. Automate the update statistics process.
C. Perform installation of an Informix server.
D. Run the High Performance Loader (HPL) GUI tool.
E. Remove an instance's orphaned shared memory segment.
Answer: A,B
Q12. What is true about poll threads?
A. poll threads always run on a CPU vp
B. poll threads always run on a NET vp
C. poll threads always run on an ADM vp
D. poll threads can be configured on a CPU or NET vp
Answer: D
Q13. Which of the following can be used to create and drop logical logs?
A. onlog
B. ondblog
C. onspaces
D. onparams
Answer: D
Regenerate C2090-558 exam price:
Q14. Assuming the tables and columns mentioned below exist, which of the following SQL statements will return an error?
A. INSERT INTO orders
SELECT * FROM new_orders;
B. SELECT company, fname, lname, state FROM customer
WHERE state = (SELECT state, zipcode FROM customer WHERE fname = "John");
C. DELETE FROM stock
WHERE 0 = (SELECT count(*) FROM manufact WHERE manufact.manu_code =
stock.manu_code)
D. UPDATE customer SET (address, city, state, zip) =
(SELECT address, city, state, zip
FROM newaddr
WHERE newaddr.customer_num = customer.customer_num)
WHERE customer_num IN (SELECT customer_num FROM newaddr);
Answer: B
Q15. Click the Exhibit button.
"P
Which of the following will display the values in the lead_time column from highest to lowest?
A. SELECT * FROM manufact ORDER BY lead_time
B. SELECT * FROM manufact ORDER BY lead_time ASC
C. SELECT * FROM manufact ORDER BY lead_time HIGH
D. SELECT * FROM manufact ORDER BY lead_time DESC
Answer: D
Q16. Click the Exhibit button.
The query.sql file contains the information shown in the exhibit. The following command is run: dbaccess ?query.sql How many rows will be returned by the select query?
A. 1
B. 2
C. 3
D. 4
Answer: B
Real C2090-558 pdf:
Q17. Which two operations are performed with the onspaces command? (Choose two.)
A. Add space to the server.
B. Compress server space.
C. Encrypt the server space.
D. Remove space from the server.
E. Restrict access to the server space.
Answer: A,D
Q18. Click the Exhibit button.
The tables shown in the exhibit have been created for a class enrollment system where a course can be assigned to many classes. The class table joins to the course table on the course_num columns. Which two of the following SQL statements are required to establish a referential integrity relationship between these tables? (Choose two.)
A. ALTER TABLE class ADD CONSTRAINT (PRIMARY KEY (class_id));
B. ALTER TABLE class ADD CONSTRAINT (PRIMARY KEY (course_num));
C. ALTER TABLE course ADD CONSTRAINT (PRIMARY KEY (course_num));
D. ALTER TABLE class ADD CONSTRAINT (FOREIGN KEY (course_num) REFERENCES course);
E. ALTER TABLE course ADD CONSTRAINT (FOREIGN KEY (course_num) REFERENCES class);
Answer: C,D
Q19. Which two statements will delete all rows from table_name? (Choose two.)
A. DROP FROM table_name ;
B. DELETE FROM table_name ;
C. DELETE * FROM table_name ;
D. TRUNCATE TABLE table_name ;
E. DELETE ALL FROM table_name ;
Answer: B,D
Q20. Which isolation level is appropriate if you do not want your query to place any locks?
A. Dirty Read
B. Cursor Stability C.
Committed Read D.
Repeatable Read
Answer: A