Questions
Sorted Input in aggregator transformation improves the session performance
- True
- False
When we enable the dynamic lookup cache then the designer adds port "NewLookupRow"
- True
- False
what are the $,$$,$$$ symbols in informatica?
- Session Parameter,mapping Parameter,System variable
- System variable,Session Parameter,mapping Parameter
- System variable,mapping Parameter,Session Parameter
- None of above
what are the two modes of data movement in infomatica?
- Normal,Large
- Simple,Large
- Normal,Bulk
- none of above
what are the lookup caches?
- Static Cache
- Dynamic Cache
- Persistant Cache
- Shared Cache
- All the Above
when the source is file where can we set the file properties.
- session level
- mapping level
- worlflow level
- none of the above
we can call the stored procedure in ports like :SP.Identifier(arguments)
- True
- False
Examine the description of the STUDENTS table: STD_ID NUMBER(4) COURSE_ID VARCHAR2(10) START_DATE DATE END_DATE DATE Which two aggregate functions are valid on the START_DATE column? (Choose two.)
- SUM(start_date)
- AVG(start_date)
- COUNT(start_date)
- AVG(start_date, end_date)
- MIN(start_date)
- MAXIMUM(start_date)
You would like to display the system date in the format "Monday, 01 June, 2001". Which SELECT statement should you use?
- SELECT TO_DATE (SYSDATE, 'FMDAY, DD Month, YYYY') FROM dual;
- SELECT TO_CHAR (SYSDATE, 'FMDD, DY Month, YYYY') FROM dual;
- SELECT TO_CHAR (SYSDATE, 'FMDay, DD Month, YYYY') FROM dual;
- SELECT TO_CHAR (SYSDATE, 'FMDY, DDD Month, YYYY') FROM dual;
- SELECT TO_DATE (SYSDATE, 'FMDY, DDD Month, YYYY') FROM dual;
Which four are valid Oracle constraint types? (Choose four.)
- CASCADE
- UNIQUE
- NONUNIQUE
- CHECK
- PRIMARY KEY
- NOT NULL
Which SQL statement would you use to remove a view called EMP_DEPT_VU from your schema?
- DROP emp_dept_vu;
- DELETE emp_dept_vu;
- REMOVE emp_dept_vu;
- DROP VIEW emp_dept_vu;
- DELETE VIEW emp_dept_vu;
- REMOVE VIEW emp_dept_vu;
Which is an iSQL*Plus command?
- INSERT
- UPDATE
- SELECT
- DESCRIBE
- DELETE
- RENAME
Which are DML statements? (Choose all that apply.)
- COMMIT
- MERGE
- UPDATE
- DELETE
- CREATE
- DROP
You need to modify the STUDENTS table to add a primary key on the STUDENT_ID column. The table is currently empty. Which statement accomplishes this task?
- ALTER TABLE students ADD PRIMARY KEY student_id;
- ALTER TABLE students ADD CONSTRAINT PRIMARY KEY (student_id);
- ALTER TABLE students ADD CONSTRAINT stud_id_pk PRIMARY KEY student_id;
- ALTER TABLE students ADD CONSTRAINT stud_id_pk PRIMARY KEY
- ALTER TABLE studentsMODIFY CONSTRAINT stud_id_pk PRIMARY KEY
Which two statements complete a transaction? (Choose two.)
- DELETE employees;
- DESCRIBE employees;
- ROLLBACK TO SAVEPOINT C;
- GRANT SELECT ON employees TO SCOTT;
- ALTER TABLE employeesSET UNUSED COLUMN sal;
- SELECT MAX(sal) FROM employees WHERE department_id = 20;