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单选题Evaluate the following command: Which statement is true regarding the above command?（）AThe LOB matically compressed.BThe LOB values are cached bvalues are autoy default in the buffer cache.CThe LOB values are automatically stored in encrypted mode.DAl

题目
单选题
Evaluate the following command: Which statement is true regarding the above command?（）
A

The LOB matically compressed.

B

The LOB values are cached bvalues are autoy default in the buffer cache.

C

The LOB values are automatically stored in encrypted mode.

D

All LOB data that is identical in two or more rows in a LOB column share the same data blocks.

相似考题

1.The user SYS creates a job by using the following command:Which two statements are true about the job that was created by the preceding command?()A. The job is enabled by default after creationB. The job is automatically dropped after the end dateC. The job executes with the privileges of the user SYSD.

2.Examine the following RMAN command:Which two statements are true regarding the backup taken by using the above RMAN command?()A. Only data files and the control file are backed up.B. Archived redo logs are backed up only I f the database is open during the backup.C. The backup is deleted after one day, regardless of the default retention policy settings.D. The backup becomes obsolete after one day, regardless of the default retention policy settings.

3.Evaluate the following command:Which statement is true regarding the above command?()A. The LOB matically compressed.B. The LOB values are cached bvalues are autoy default in the buffer cache.C. The LOB values are automatically stored in encrypted mode.D. All LOB data that is identical in two or more rows in a LOB column share the same data blocks.

4.Evaluate the following function code: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.

参考答案和解析
正确答案： C
解析： 暂无解析
更多“单选题Evaluate the following command: Which statement is true regarding the above command?（）A The LOB matically compressed.B The LOB values are cached bvalues are autoy default in the buffer cache.C The LOB values are automatically stored in encrypted mo”相关问题

  • 第1题：

    Evaluate the following SQL statement used to create the PRODUCTS table:Which statement is true regarding this command?()

    A. It executes successfully but partition pruning cannot happen for this partition key.

    B. It produces an error because the TOTAL_VALUE column cannot be used as a partition key.

    C. It produces an error because compression cannot be used for the TOTAL_VALUE partition key.

    D. It executes successfully but the values in the TOTAL_VALUE column would not be physically stored in the partitions.


    参考答案：D

  • 第2题：

    Which two statements are true regarding the default behavior of the ORDER BY clause? ()

    A.Null values are left out of the sort.

    B.Character values are displayed from Z to A

    C.Date values are displayed with the earliest value first.

    D.Null values are displayed last for descending sequences.

    E.Numeric values are displayed with the lowest values first.


    参考答案：C, E

  • 第3题：

    The following configuration command was issued on router TK1:ip route 172.16.3.0 255.255.255.0 192.168.2.1.Which of the following statements are true regarding this command?()

    A. The command is used to establish a static route.

    B. The default administrative distance is used.

    C. The command is used to configure the default route.

    D. The subnet mask for the source address is 255.255.255.0

    E. The command is used to establish a stub network


    参考答案：A, B

  • 第4题：

    Which of the following statements is TRUE concerning the po column of the vmstat command？（）

    • A、 The sys is high when po is high.
    • B、 The po represents the number of page steals.
    • C、 The low values usually indicate insufficient paging space.
    • D、 The low values usually indicate sufficient memory for the load.

    正确答案:D

  • 第5题：

    Which statements are true regarding SecureFile LOBs？（） 

    • A、 The amount of undo retained is user controlled.
    • B、 SecureFile LOBs can be used only for nonpartitioned tables.
    • C、 Fragmentation is minimized by using variable-sized chunks dynamically.
    • D、 SecureFile encryption allows for random reads and writes of the encrypted data.
    • E、 It automatically detects duplicate LOB data and conserves space by storing only one copy.

    正确答案:C,D

  • 第6题：

    Evaluate the following command：   SQL> CREATE TABLE design_data （id NUMBER， doc CLOB）  LOB（doc） STORE AS SECUREFILE（DEDUPLICATE）；   Which statement is true regarding the above command？（）  

    • A、 The LOB values are automatically compressed.
    • B、 The LOB values are cached by default in the buffer cache.
    • C、 The LOB values are automatically stored in encrypted mode.
    • D、 All LOB data that is identical in two or more rows in a LOB column share the same data blocks.

    正确答案:D

  • 第7题：

    Evaluate the following SQL statement used to create the PRODUCTS table：   CREATE TABLE products （product_id NUMBER（3） PRIMARY KEY， product_desc VARCHAR2（25）， qtyNUMBER（8，2）， rate NUMBER（10，2）， total_value AS （ qty * rate）） PARTITION BY RANGE （total_value） （PARTITION p1 VALUES LESS THAN （100000）， PARTITION p2 VALUES LESS THAN  （150000）， PARTITION p3 VALUES LESS THAN （MAXVALUE））  COMPRESS FOR ALL OPERATIONS；   Which statement is true regarding this command？（）  

    • A、 It executes successfully but partition pruning cannot happen for this partition key.
    • B、 It produces an error because the TOTAL_VALUE column cannot be used as a partition key.
    • C、 It produces an error because compression cannot be used for the TOTAL_VALUE partition key. 
    • D、 It executes successfully but the values in the TOTAL_VALUE column would not be physically stored in the partitions.

    正确答案:D

  • 第8题：

    多选题
    The following configuration command was issued on router TK1:ip route 172.16.3.0 255.255.255.0 192.168.2.1.Which of the following statements are true regarding this command?（）
    A

    The command is used to establish a static route.

    B

    The default administrative distance is used.

    C

    The command is used to configure the default route.

    D

    The subnet mask for the source address is 255.255.255.0

    E

    The command is used to establish a stub network


    正确答案： D,A
    解析： 暂无解析

  • 第9题：

    单选题
    Evaluate the following command：   SQL> CREATE TABLE design_data （id NUMBER， doc CLOB）  LOB（doc） STORE AS SECUREFILE（DEDUPLICATE）；   Which statement is true regarding the above command？（）
    A

     The LOB values are automatically compressed.

    B

     The LOB values are cached by default in the buffer cache.

    C

     The LOB values are automatically stored in encrypted mode.

    D

     All LOB data that is identical in two or more rows in a LOB column share the same data blocks.


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    Given the following ALTER SEQUENCE statement: ALTER SEQUENCE myseq RESTART WITH 0 INCREMENT BY 1 NO MAXVALUE CACHE 5 ORDER Assuming that the sequence had reached a value of 100 prior to the RESTART, which of the following is true?（）
    A

    The next value will be 0 and the sequence will never use the values 101 to 105.

    B

    The next value will be 101 to ensure uniqueness between existing and newly generated sequence values.

    C

    Previously cached values are retained by DB2, and after the restart, will be used for values 101 to 105.

    D

    The next value will be 0 and DB2 will not ensure uniqueness between existing and newly generated values.


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    A UDT is a data type which:（）
    A

    must contain unique values.

    B

    cannot be CAST to other data types.

    C

    is created using the CREATE DISTINCT command.

    D

    contains a value that was automatically calculated from values in other columns.


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    Which statement is true regarding Backup tasks in Cisco UCS？（）
    A

     They are created automatically and stored on the FI

    B

     They are created manually and exported to a remote server

    C

     They are automatically scheduled to run every 24 hours

    D

     They are manually scheduled and stored on the FI


    正确答案： B
    解析： 暂无解析

  • 第13题：

    You issued the following command:An index is then created on the ADMIN_WORK_AREA temporary table. Which two statements are true regarding the TBS_T1 tablespace in the above command? ()

    A. It stores only the temporary table but not its indexes.

    B. It stores both the temporary table as well as its indexes.

    C. It must be a nondefault temporary tablespace for the database.

    D. It can be a default or nondefault temporary tablespace for the database.

    E. It must be the default temporary tablespace of the user who issues the command.


    参考答案：B, D

  • 第14题：

    The following configuration command was entered into a router:ip route 172.16.3.0 255.255.255.0 192.168.2.4 Which of the following statements are true regarding this configuration change?()

    A. The default administrative distance is used.

    B. The command is used to establish a static route.

    C. The command is used to configure the router interfaces.

    D. The command is used to establish a stub network.

    E. The subnet mask for the source address is 255.255.255.0


    参考答案：A, B

  • 第15题：

    Which statement is true regarding Backup tasks in Cisco UCS？（）

    • A、 They are created automatically and stored on the FI
    • B、 They are created manually and exported to a remote server
    • C、 They are automatically scheduled to run every 24 hours
    • D、 They are manually scheduled and stored on the FI

    正确答案:B

  • 第16题：

    The following configuration command was entered into a router:ip route 172.16.3.0 255.255.255.0 192.168.2.4 Which of the following statements are true regarding this configuration change?（）

    • A、The default administrative distance is used.
    • B、The command is used to establish a static route.
    • C、The command is used to configure the router interfaces.
    • D、The command is used to establish a stub network.
    • E、The subnet mask for the source address is 255.255.255.0

    正确答案:A,B

  • 第17题：

    Which statement describes the information returned by the DBMS_SPACE.SPACE_USAGE procedure for LOB space usage？（）

    • A、 It returns space usage of only BasicFile LOB chunks.
    • B、 It returns space usage of only SecureFile LOB chunks.
    • C、 It returns both BasicFile and SecureFile LOB space usage for only nonpartitioned tables.
    • D、 It returns both BasicFile and SecureFile LOB space usage for both partitioned and nonpartitioned tables.

    正确答案:B

  • 第18题：

    Which two statements are true regarding the default behavior of the ORDER BY clause? （）

    • A、Null values are left out of the sort.
    • B、Character values are displayed from Z to A
    • C、Date values are displayed with the earliest value first.
    • D、Null values are displayed last for descending sequences.
    • E、Numeric values are displayed with the lowest values first.

    正确答案:C,E

  • 第19题：

    单选题
    Which statement describes the information returned by the DBMS_SPACE.SPACE_USAGE procedure for LOB space usage?（）
    A

    It returns space usage of only BasicFile LOB chunks.

    B

    It returns space usage of only SecureFile LOB chunks.

    C

    It returns both BasicFile and SecureFile LOB space usage for only nonpartitioned tables.

    D

    It returns both BasicFile and SecureFile LOB space usage for both partitioned and nonpartitioned tables.


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Which of the following statements is TRUE concerning the po column of the vmstat command？（）
    A

     The sys is high when po is high.

    B

     The po represents the number of page steals.

    C

     The low values usually indicate insufficient paging space.

    D

     The low values usually indicate sufficient memory for the load.


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    Evaluate the following SQL statement used to create the PRODUCTS table：   CREATE TABLE products （product_id NUMBER（3） PRIMARY KEY， product_desc VARCHAR2（25）， qtyNUMBER（8，2）， rate NUMBER（10，2）， total_value AS （ qty * rate）） PARTITION BY RANGE （total_value） （PARTITION p1 VALUES LESS THAN （100000）， PARTITION p2 VALUES LESS THAN  （150000）， PARTITION p3 VALUES LESS THAN （MAXVALUE））  COMPRESS FOR ALL OPERATIONS；   Which statement is true regarding this command？（）
    A

     It executes successfully but partition pruning cannot happen for this partition key.

    B

     It produces an error because the TOTAL_VALUE column cannot be used as a partition key.

    C

     It produces an error because compression cannot be used for the TOTAL_VALUE partition key. 

    D

     It executes successfully but the values in the TOTAL_VALUE column would not be physically stored in the partitions.


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    Which statement describes the information returned by the DBMS_SPACE.SPACE_USAGE procedure for LOB space usage？（）
    A

     It returns space usage of only BasicFile LOB chunks.

    B

     It returns space usage of only SecureFile LOB chunks.

    C

     It returns both BasicFile and SecureFile LOB space usage for only nonpartitioned tables.

    D

     It returns both BasicFile and SecureFile LOB space usage for both partitioned and nonpartitioned tables.


    正确答案： C
    解析： 暂无解析

  • 第23题：

    多选题
    The following configuration command was entered into a router:ip route 172.16.3.0 255.255.255.0 192.168.2.4 Which of the following statements are true regarding this configuration change?（）
    A

    The default administrative distance is used.

    B

    The command is used to establish a static route.

    C

    The command is used to configure the router interfaces.

    D

    The command is used to establish a stub network.

    E

    The subnet mask for the source address is 255.255.255.0


    正确答案： B,C
    解析： 暂无解析

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