参考答案和解析
正确答案: B
解析: 暂无解析
更多“单选题Which value is valid for the iterate parameter in the CREATE_TIMER built-in function?()A CYCLE B ITERATEC NO_REPEAT D REUSE”相关问题
  • 第1题:

    Given an EL function foo, in namespace func, that requires a long as a parameter and returns a Map, which two are valid invocations of function foo?()

    • A、 ${func(1)}
    • B、 ${foo:func(4)}
    • C、 ${func:foo(2)}
    • D、 ${foo(5):func}
    • E、 ${func:foo(“easy”)}
    • F、 ${func:foo(“3”).name}

    正确答案:F

  • 第2题:

    You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required.   Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter?()

    • A、 0
    • B、 1
    • C、 NONE
    • D、 DEFAULT

    正确答案:A

  • 第3题:

    Which datatype is returned by the FIND_MENU_ITEM built-in function?()

    • A、number 
    • B、Boolean 
    • C、menuitem 
    • D、VARCHAR2 

    正确答案:C

  • 第4题:

    Which value is valid for the iterate parameter in the CREATE_TIMER built-in function?()

    • A、CYCLE 
    • B、ITERATE
    • C、NO_REPEAT 
    • D、REUSE

    正确答案:C

  • 第5题:

    多选题
    Which three statements describe the functionality of the DO_KEY built-in?()
    A

    It accepts both a built-in and a key name as argument.

    B

    If no key trigger is defined, the specified built-in executes.

    C

    Its parameter must be specified in upper case, enclosed in single quotation marks.

    D

    It performs the same task as if you pressed the function key associated with the specified argument.

    E

    It executes the key trigger that corresponds to the built-in specified as its parameter.


    正确答案: B,D,E
    解析: 暂无解析

  • 第6题:

    单选题
    You are responsible for managing a SQL Server 2005 database that stores sales information. Many values in nchar columns in the database tables contain preceding or trailing spaces. You need to implement a mechanism that selects the data from the tables without leading and trailing spaces. Your solution must be available for reuse in Transact-SQL statements and views. What should you do?()
    A

    Create DML triggers that query the inserted and deleted tables.

    B

    Create a stored procedure that calls the LTRIM and RTRIM built-in functions.

    C

    Create a Transact-SQL function that calls the LTRIM and RTRIM built-in functions.

    D

    Call the TRIM built-in function.


    正确答案: C
    解析: 暂无解析

  • 第7题:

    单选题
    What is the data type returned by the CREATE_TIMER built-in?()
    A

    long

    B

    timer

    C

    number

    D

    varchar2


    正确答案: D
    解析: 暂无解析

  • 第8题:

    多选题
    You need to design the restrictions on the Bank.Customers table. Which three actions should you perform?()
    A

    Design a trigger that verifies that the first names and surnames are not empty strings.

    B

    Design a check constraint that verifies that the first names and surnames are not empty strings.

    C

    Design a check constraint that uses a CLR user-defined function to verify that either the phone number is a null value or the format of the phone number is valid.

    D

    Design a trigger that uses a CLR user-defined function to verify that either the phone number is a null value or the format of the phone number is valid.

    E

    Design a check constraint that ensures that the phone number cannot be changed from a valid format to a null value or to an invalid format.

    F

    Design a trigger that ensures that the phone number cannot be changed from a valid format to a null value.


    正确答案: B,C,F
    解析: 暂无解析

  • 第9题:

    单选题
    Which value is valid for the iterate parameter in SET_TIMER built-in procedure? ()
    A

    REUSE 

    B

    RECYCLE 

    C

    NO_CHANGE 

    D

    OCCURRENCE


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    Evaluate the following function code:   CREATE FUNCTION get_dept_avg(dept_id NUMBER) RETURN NUMBER RESULT_CACHE RELIES_ON (EMPLOYEES) IS avgsal NUMBER(6); BEGIN  SELECT AVG(SALARY)INTO avgsal FROM EMPLOYEES   WHERE DEPARTMENT_ID = dept_id; RETURN avgsal; END get_dept_avg;   Which statement is true regarding the above function?()
    A

     The cached result becomes invalid when any structural change is done to the EMPLOYEES table. 

    B

     If the function execution results in an unhandled exception,the exception result is also stored in the cache.

    C

     Each time the function is invoked in a different session,the current result in the result cache gets overwritten.

    D

     If the function is invoked with a different parameter value,the existing result in the result cache gets overwritten by the latest value.


    正确答案: B
    解析: 暂无解析

  • 第11题:

    多选题
    Given an EL function foo, in namespace func, that requires a long as a parameter and returns a Map,which two are valid invocations of function foo?()
    A

    ${func(1)}

    B

    ${foo:func(4)}

    C

    ${func:foo(2)}

    D

    ${foo(5):func}

    E

    ${func:foo(easy)}

    F

    ${func:foo(3).name}


    正确答案: D,E
    解析: 暂无解析

  • 第12题:

    单选题
    Which view shows all valid values for the NLS_LANGUAGE, NLS_SORT, NLS_TERRITORY,and NLS_CHARACTERSET parameters?()
    A

    V$VALID_NLS_VALUES

    B

    NLS_VALID_VALUES

    C

    NLS_VALUE_OPTIONS

    D

    V$NLS_VALUE_OPTIONS

    E

    V$NLS_VALID_VALUES


    正确答案: E
    解析: 暂无解析

  • 第13题:

    Which three statements describe the functionality of the DO_KEY built-in?()

    • A、It accepts both a built-in and a key name as argument. 
    • B、If no key trigger is defined, the specified built-in executes. 
    • C、Its parameter must be specified in upper case, enclosed in single quotation marks. 
    • D、It performs the same task as if you pressed the function key associated with the specified argument. 
    • E、It executes the key trigger that corresponds to the built-in specified as its parameter. 

    正确答案:B,D,E

  • 第14题:

    Which of the following are valid settings for the NLS_COMP parameter?()

    • A、 ASCII
    • B、 ANSI
    • C、 BINARY
    • D、 MONOLINGUAL
    • E、 MULTILINGUAL

    正确答案:B,C

  • 第15题:

    What is the data type returned by the CREATE_TIMER built-in?()

    • A、long
    • B、timer
    • C、number
    • D、varchar2

    正确答案:B

  • 第16题:

    You need to design the restrictions on the Bank.Customers table. Which three actions should you perform?()

    • A、Design a trigger that verifies that the first names and surnames are not empty strings.
    • B、Design a check constraint that verifies that the first names and surnames are not empty strings.
    • C、Design a check constraint that uses a CLR user-defined function to verify that either the phone number is a null value or the format of the phone number is valid.
    • D、Design a trigger that uses a CLR user-defined function to verify that either the phone number is a null value or the format of the phone number is valid.
    • E、Design a check constraint that ensures that the phone number cannot be changed from a valid format to a null value or to an invalid format.
    • F、Design a trigger that ensures that the phone number cannot be changed from a valid format to a null value.

    正确答案:B,C,F

  • 第17题:

    多选题
    Which three values are valid parameters for the DO_KEY built-in?()
    A

    ENTER

    B

    GO_ITEM

    C

    VALIDATE

    D

    EXIT_FORM

    E

    EXECUTE_QUERY


    正确答案: C,D
    解析: 暂无解析

  • 第18题:

    多选题
    Which of the following are valid settings for the NLS_COMP parameter?()
    A

    ASCII

    B

    ANSI

    C

    BINARY

    D

    MONOLINGUAL

    E

    MULTILINGUAL


    正确答案: B,C
    解析: 暂无解析

  • 第19题:

    单选题
    Which datatype is returned by the FIND_MENU_ITEM built-in function?()
    A

    number 

    B

    Boolean 

    C

    menuitem 

    D

    VARCHAR2 


    正确答案: B
    解析: 暂无解析

  • 第20题:

    单选题
    You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required.   Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter?()
    A

     0

    B

     1

    C

     NONE

    D

     DEFAULT


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    Which of the following is not a valid setting for the PROGRAM_TYPE parameter in a program object or the JOB_TYPE parameter in a job object?()
    A

    PLSQL_BLOCK

    B

    JAVA_STORED_PROCEDURE

    C

    STORED_PROCEDURE

    D

    EXECUTABLE

    E

    None of the above are invalid settings.


    正确答案: A
    解析: 暂无解析

  • 第22题:

    单选题
    Which view shows all valid values for the NLS_LANGUAGE, NLS_SORT, NLS_TERRITORY, and NLS_CHARACTERSET parameters?()
    A

     V$VALID_NLS_VALUES

    B

     NLS_VALID_VALUES

    C

     NLS_VALUE_OPTIONS

    D

     V$NLS_VALUE_OPTIONS

    E

     V$NLS_VALID_VALUES


    正确答案: A
    解析: 暂无解析

  • 第23题:

    单选题
    Given an EL function foo, in namespace func, that requires a long as a parameter and returns a Map, which two are valid invocations of function foo?()
    A

     ${func(1)}

    B

     ${foo:func(4)}

    C

     ${func:foo(2)}

    D

     ${foo(5):func}

    E

     ${func:foo(“easy”)}

    F

     ${func:foo(“3”).name}


    正确答案: B
    解析: 暂无解析