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NEW QUESTION: 1
Examine the structure of the PROMOS table:
You want to generate a report showing promo names and their duration (number of days).
If the PROMO_END_DATE has not been entered, the message 'ONGOING' should be displayed. Which queries give the correct output? (Choose all that apply.)
A. SELECT promo_name, decode(coalesce
(promo_end_date,promo_start_date),null,'ONGOING',promo_end_date - promo_start_date) FROM promos;
B. SELECT promo_name, NVL(TO_CHAR(promo_end_date -promo_start_date),'ONGOING') FROM promos;
C. SELECT promo_name, TO_CHAR(NVL(promo_end_date -promo_start_date,'ONGOING')) FROM promos;
D. SELECT promo_name, DECODE(promo_end_date-
promo_start_date,NULL,'ONGOING',promo_end_date - promo_start_date) FROM promos;
E. SELECT promo_name,COALESCE(TO_CHAR(promo_end_date - promo_start_date),'ONGOING') FROM promos;
Answer: B,D,E
Explanation:
Explanation/Reference:
Explanation:
NEW QUESTION: 2
Which role does client management services play?
A. Manages the backup archive client web interface
B. Manages the client scheduler
C. Collects client scheduler information
D. Collects client diagnostic information
Answer: D
Explanation:
Explanation/Reference:
Reference: https://www.ibm.com/support/knowledgecenter/en/SSEQVQ_8.1.0/client/t_inst_cms.html
NEW QUESTION: 3
In your schema, the DEPARTMENTS table contains the columns DEPARTMENT_ID and DEPARTMENT_NAME.
You want to display the department name for existing department id 10.
With SERVEROUTPUT enabled, which two blocks of code will give the required output?
A. DECLARE
TYPE dept_cur IS REF CURSOR;
cv1 dept_cur;
v_dept_name departments. department_name%TYPE;
BEGIN
OPEN cv1 FOR SELECT department_name FROM departments WHERE department_id=10; IF cv1 IS NOT NULL THEN FETCH cv1 INTO v_dept_name;
DBMS_OUTPUT.PUT_LINE (v_dept_name);
END IF
CLOSE cv1;
END;
B. DECLARE
TYPE names_t IS TABLE OF SYS_REFCURSOR INDEX BY PLS_INTEGER;
cv1 names_t;
v_dept_name departments.department_name%TYPE;
BEGIN
OPEN cv1 FOR SELECT department_name FROM departments WHERE department_id=10; FETCH cv1 INTO v_dept_name; DBMS_OUTPUT.PUT_LINE (v_dept_name);
CLOSE cv1;
END;
C. DECLARE
cv1 SYS_REFCURSOR;
v_dept_name departments.department_name%TYPE;
BEGIN
EXECUTE IMMEDIATE ‘BEGIN OPEN: cv1 FOR
SELECT department_name FROM departmnets WHERE department_id=10: END;’
USING IN cv1;
FETCH cv1 INTO v_dept_name;
DBMS_OUTPUT.PUT_LINE (v_dept_name);
CLOSE cv1;
END;
D. DECLARE
TYPE dept_cur IS REF CURSOR RETURN departments%ROWTYPE;
cv1 dept_cur;
v_dept_name departments.department_name%TYPE;
BEGIN
OPEN cv1 FOR SELECT * FROM departments WHERE department_id=10;
FETCH cv1. department_name INTO v_dept_name;
DBMS_OUTPUT.PUT_LINE (v_dept_name);
CLOSE cv1;
END;
Answer: B,C
NEW QUESTION: 4
Refer to the exhibit.
Mininet is being used by a developer to test an OpenFlow RESTful API application developed in Python. The developer is able to view the switches in the OpenFlow topology diagram shown in the exhibit, but no hosts are displayed in the topology diagram. The same behavior is seen whenmaking a RESTful API call for nodes via the RESTful API. Switch information is provided via API calls from the HP VAN SDN Controller, but no nodes are shown.
What is a possible issue?
A. OpenFlow communication between Mininet and the HP VAN SDN Controller is not functioning correctly. Wireshark can be used to aid with troubleshooting the OpenFlow communication.
B. The developer is using the incorrect API calls and needs to ensure that tokens are sent when requesting information from the HP VAN SDN Controller
C. The Topology Service has been stopped on the HP VAN SDN Controller and needs to be started.
D. Traffic needs to be sent by the Mininet nodes before they will be discovered by the HP VAN SDN Controller.
Answer: A