2014년 1월 27일 월요일

Oracle 자격증 1Z0-144 시험문제와 답

ITExamDump의Oracle인증 1Z0-144시험덤프 공부가이드는 시장에서 가장 최신버전이자 최고의 품질을 지닌 시험공부자료입니다.IT업계에 종사중이라면 IT자격증취득을 승진이나 연봉협상의 수단으로 간주하고 자격증취득을 공을 들여야 합니다.회사다니면서 공부까지 하려면 몸이 힘들어 스트레스가 많이 쌓인다는것을 헤아려주는ITExamDump가 IT인증자격증에 도전하는데 성공하도록Oracle인증 1Z0-144시험대비덤프를 제공해드립니다.

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Oracle인증1Z0-144시험에 도전해보려고 없는 시간도 짜내고 거금을 들여 학원을 선택하셨나요? 사실 IT인증시험은 보다 간단한 공부방식으로 준비하시면 시간도 돈도 정력도 적게 들일수 있습니다. 그 방법은 바로ITExamDump의Oracle인증1Z0-144시험준비덤프자료를 구매하여 공부하는 것입니다. 문항수도 적고 시험예상문제만 톡톡 집어 정리된 덤프라 시험합격이 한결 쉬워집니다.

시험 번호/코드: 1Z0-144
시험 이름: Oracle (Oracle Database 11g: Program with PL/SQL)
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Q&A: 80 문항
업데이트: 2014-01-26

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1Z0-144 덤프무료샘플다운로드하기: http://www.itexamdump.com/1Z0-144.html

NO.1 View the Exhibit and examine the structure of the customer table.
Examine the following trigger code:
What is the outcome when the above trigger is compiled?
A. It compiles successfully.
B. It gives an error because the when condition is not valid.
C. It gives an error because when cannot be used for row-level triggers.
D. It gives an error because the statements under updating are not valid.
E. It gives an error because the new qualifier in the when clause requires a colon prefix.
Answer: A

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NO.2 View Exhibit1 and examine the structure of the employees table.
View Exhibit2 and examine the code.
What would be the outcome when the code is executed?
A. It executes successfully.
B. It gives an error because the SAL variable is not visible in the increase function.
C. It gives an error because the increase function cannot be called from the RAISE_SALARY procedure.
D. It gives an error because the increase function and the RAISE_SALARY procedure should be declared
at the beginning of the declare section before all the other declarations.
Answer: A

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NO.3 Examine the following command:
SQL>ALTER SESSION
SET plsql_warnings *
'enable:severe',
'enable:performance',
'ERROR:05003';
What is the implication of the above command?
A. It issues a warning whenever ERROR: 05003 occur during compilation.
B. It causes the compilation to fail whenever the warning ERROR.05003 occurs.
C. It issues warnings whenever the code causes an unexpected action or wrong results performance
problems.
D. It causes the compilation to fail whenever the code gives wrong results or contains statements that are
never executed.
Answer: C

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NO.4 The STRING_TAB table has the following structure:
View the Exhibit and examine the code.
What is the outcome on execution?
A. It displays
Out put buffer not long enough.
This is my test string.-.
B. It displays only
Output buffer not long enough, and exits the anonymous block.
C. It displays only
This is my test string. - Because EXCEPTION should have been defined in the anonymous block
to get the error message.
D. It does not display any of the MEMS_PUTPUT messages and gives an error because a
transaction control statement cannot be used in the exception section of a procedure.
Answer: A

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NO.5 View the exhibit and examine the structure of the products table.
Examine the following code
Which statement is true when the procedure DELETE_DETAILS is invoked?
A. It executes successfully but no error messages get recorded in the DEBUG_OUTPUT table
B. It executes successfully and any error messages get recorded in the DEBUG_OUTPUT table.
C. It gives an error because PRAGMA AUTONOMOUSJTRANSACTION can be used only in packaged
procedures.
D. It gives an error because procedures containing PRAGMA AUTONOMOUS_TRANSACTION cannot
be called from the exception section.
Answer: A

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NO.6 Examine the following block of code: Which line in the above code would result in errors upon
execution?
A. line 5
B. line 8
C. line 2
D. line 7
Answer: B

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NO.7 Which statements are true about PL/SQL procedures? (Choose all that apply.)
A. Users with definer's rights who are granted access to a procedure that updates a table must be granted
access to the table itself.
B. Reuse of parsed PL/SQL code that becomes available in the shared SQL area of the server avoids the
parsing overhead of SQL statements at run time.
C. Depending on the number of calls, multiple copies of the procedure are loaded into memory for
execution by multiple users to speed up performance.
D. A PL/SQL procedure executing on the Oracle database can call an external procedure or function that
is written in a different programming language, such as C or Java.
Answer: B,D

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NO.8 View the Exhibit to examine the PL/SQL code:
SREVROUPUT is on for the session. Which statement Is true about the output of the PL/SQL block?
A. The output is x = y.
B. It produces an error.
C. The output Is x != y.
D. The output Is Can't tell if x and y are equal or not.
Answer: A

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NO.9 Which two tasks should be created as functions instead of as procedures? (Choose two.)
A. reference host or bind variables in a PL7SQL block of code
B. tasks that compute and return multiple values to the calling environment
C. tasks that compute a value that must be returned to the calling environment
D. tasks performed in SQL that increase data independence by processing complex data analysis within
the Oracle server, rather than by retrieving the data into an application
Answer: A,C

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NO.10 What is the correct definition of the persistent state of a packaged variable?
A. It is a private variable defined in a procedure or function within a package body whose value is
consistent within a user session.
B. It is a public variable in a package specification whose value is consistent within a user session.
C. It is a private variable in a package body whose value is consistent across all current active sessions.
D. It is a public variable in a package specification whose value is always consistent across all current
active sessions.
Answer: B

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