is a memory chip that only can be read and used; that is, it cannot be modified。A．RAMB．CPUC．ROMD．WWW

题目

is a memory chip that only can be read and used; that is, it cannot be modified。

A．RAM

B．CPU

C．ROM

D．WWW

相似考题

1.In a certain cache system, the modified cache block is written to main memory only when the block is replaced.All of following are used to describe this policy EXCEPTA．store-inB．write-backC．copy-backD．write-through

2.Identify three benefits of Unified Auditing.()A. Decreased use of storage to store audit trail rows in the database.B. It improves overall auditing performance.C. It guarantees zero-loss auditing.D. The audit trail cannot be easily modified because it is read-only.E. It automatically audits Recovery Manager (RMAN) events.

3.A user copied files from a CD and now the files can only be opened as read－only. Which of the following utilities can be used to allow the user the ability to edit the files?()A.EDITB.CHMODC.ATTRIBD.CONVERT

4.Which statements about the MEMORY_TARGET initialization parameter are true?() (Choose all that apply.)A. MEMORY_TARGET can be increased up to the value of MEMORY_MAX_TARGET, if MEMORY_MAX_TARGET is set to a value greater than zeroB. MEMORY_MAX_TARGET defaults to a value of zero if MEMORY_TARGET is not setC. MEMORY_TARGET represents the total amount of memory that can be allocated to SGA and PGA memory structures.D. MEMORY_TARGET is static and cannot be modified without shutting down the instance

更多“is a memory chip that only can be read and used; that is, it cannot be modified。A.RAMB ”相关问题

  • 第1题：

    Which of these statements about FSPF is true？（）

    • A、 It supports multipath routing
    • B、 It can run any type of storage ports
    • C、 When it is used， hop-by-hop routes are based only on the switch ID
    • D、 When it is used， path status is based on the functionality of attached ports
    • E、 It runs only on a switch fabric and cannot function in a VSAN

    正确答案:A

  • 第2题：

    Which statements about the MEMORY_TARGET initialization parameter are true？（） 

    • A、 MEMORY_TARGET can be increased up to the value of MEMORY_MAX_TARGET， if  MEMORY_MAX_TARGET is set to a value greater than zero
    • B、 MEMORY_MAX_TARGET defaults to a value of zero if MEMORY_TARGET is not set
    • C、 MEMORY_TARGET represents the total amount of memory that can be allocated to SGA and PGA memory structures.
    • D、 MEMORY_TARGET is static and cannot be modified without shutting down the instance

    正确答案:A,B,C

  • 第3题：

    ROM的意思是（）

    • A、Random only Memory
    • B、Random access Memory
    • C、Read Only Memory
    • D、Read access Memory

    正确答案:C

  • 第4题：

    An x445 can withstand up to two failed memory chips per memory bank. In addition， the customer requires protection for a third memory chip failure on that bank.  Which EXA feature will provide this extra level of protection？（）

    • A、Chipkill
    • B、Hot Spare Memory
    • C、Memory Mirroring
    • D、Memory ProteXion

    正确答案:C

  • 第5题：

    An x445 can sustain up to two memory chip failures per memory bank， and in an 8-way with four memory banks， up to eight memory chip failures can be sustained.  Which combination of EXA features provides this functionality？（）

    • A、ECC with Chipkill
    • B、ECC with Memory Mirroring
    • C、Chipkill with Memory ProteXion
    • D、Memory ProteXion with Hot Spare Memory

    正确答案:C

  • 第6题：

    Which two statements are true about WHERE and HAVING clauses? （）

    • A、A WHERE clause can be used to restrict both rows and groups.
    • B、A WHERE clause can be used to restrict rows only.
    • C、A HAVING clause can be used to restrict both rows and groups.
    • D、A HAVING clause can be used to restrict groups only.
    • E、A WHERE clause CANNOT be used in a query if the query uses a HAVING clause.
    • F、A HAVING clause CANNOT be used in subqueries.

    正确答案:B,D

  • 第7题：

    单选题
    Which statement is true regarding the Junos OS?（）
    A

    Each process runs in its own protected memory space ensuring that one process cannot directly interface with another

    B

    Process share memory space but separate ASICs so that one process cannot directly interfere with another

    C

    A central processor called the IP2 chip dynamically assings memory as process needs fluctuate

    D

    The memory management daemon (mmd) is responsible for allocating new memory for process as they request it


    正确答案： A
    解析： 暂无解析

  • 第8题：

    多选题
    Which statements about the MEMORY_TARGET initialization parameter are true？（）
    A

    MEMORY_TARGET can be increased up to the value of MEMORY_MAX_TARGET， if  MEMORY_MAX_TARGET is set to a value greater than zero

    B

    MEMORY_MAX_TARGET defaults to a value of zero if MEMORY_TARGET is not set

    C

    MEMORY_TARGET represents the total amount of memory that can be allocated to SGA and PGA memory structures.

    D

    MEMORY_TARGET is static and cannot be modified without shutting down the instance


    正确答案： A,D
    解析： 暂无解析

  • 第9题：

    单选题
    Which of these statements about FSPF is true？（）
    A

     It supports multipath routing

    B

     It can run any type of storage ports

    C

     When it is used， hop-by-hop routes are based only on the switch ID

    D

     When it is used， path status is based on the functionality of attached ports

    E

     It runs only on a switch fabric and cannot function in a VSAN


    正确答案： C
    解析： 暂无解析

  • 第10题：

    多选题
    Which two statements are true about simple views？（）
    A

    Views can be created as read only.

    B

    Views are data segments like tables.

    C

    Views can be created on the basis of more than one table.

    D

    Data manipulation language （DML） operations cannot be performed on views.


    正确答案： A,C
    解析： 暂无解析

  • 第11题：

    单选题
    An x445 can sustain up to two memory chip failures per memory bank， and in an 8-way with four memory banks， up to eight memory chip failures can be sustained.  Which combination of EXA features provides this functionality？（）
    A

    ECC with Chipkill

    B

    ECC with Memory Mirroring

    C

    Chipkill with Memory ProteXion

    D

    Memory ProteXion with Hot Spare Memory


    正确答案： B
    解析： 暂无解析

  • 第12题：

    多选题
    Which two statements are true about WHERE and HAVING clauses? （）
    A

    A WHERE clause can be used to restrict both rows and groups.

    B

    A WHERE clause can be used to restrict rows only.

    C

    A HAVING clause can be used to restrict both rows and groups.

    D

    A HAVING clause can be used to restrict groups only.

    E

    A WHERE clause CANNOT be used in a query of the query uses a HAVING clause.

    F

    A HAVING clause CANNOT be used in subqueries.


    正确答案： E,B
    解析： 暂无解析

  • 第13题：

    Which two statements about subqueries are true? （）

    • A、A single row subquery can retrieve data from only one table.
    • B、A SQL query statement cannot display data from table B that is referred to in its subquery, unless table B is included in the main query's FROM clause.
    • C、A SQL query statement can display data from table B that is referred to in its subquery, without including table B in its own FROM clause.
    • D、A single row subquery can retrieve data from more than one table.
    • E、A single row subquery cannot be used in a condition where the LIKE operator is used for comparison.
    • F、A multiple-row subquery cannot be used in a condition where the LIKE operator is used for comparison.

    正确答案:B,D

  • 第14题：

    Which two statements about views are true? （）

    • A、A view can be created as read only.
    • B、A view can be created as a join on two or more tables.
    • C、A view cannot have an ORDER BY clause in the SELECT statement.
    • D、A view cannot be created with a GROUP BY clause in the SELECT statement.
    • E、A view must have aliases defined for the column names in the SELECT statement.

    正确答案:A,B

  • 第15题：

    A user copied files from a CD and now the files can only be opened as read-only. Which of the following utilities can be used to allow the user the ability to edit the files?（）

    • A、EDIT
    • B、CHMOD
    • C、ATTRIB
    • D、CONVERT

    正确答案:C

  • 第16题：

    In the context of Advanced Power Virtualization， the shared pool refers to which of the following？（）

    • A、A pool of physical memory that can be used by any partition
    • B、A pool of physical processors that can be used by any virtual or dedicated partition
    • C、A pool of physical memory that can be used by multiple Micro-Partitions
    • D、A pool of physical processors that can be used by multiple Micro-Partitions

    正确答案:D

  • 第17题：

    which one of the following accurately describes field names?（）

    • A、they must be unique in a database  
    • B、they can only be used once in a view  
    • C、they can only used once on each form  
    • D、they can be used mulriple times on a form 

    正确答案:C

  • 第18题：

    Which two statements about subqueries are true? （）

    • A、A subquery should retrieve only one row.
    • B、A subquery can retrieve zero or more rows.
    • C、A subquery can be used only in SQL query statements.
    • D、Subqueries CANNOT be nested by more than two levels.
    • E、A subquery CANNOT be used in an SQL query statement that uses group functions.
    • F、When a subquery is used with an inequality comparison operator in the outer SQL statement, the column list in the SELECT clause of the subquery should contain only one column.

    正确答案:B,F

  • 第19题：

    多选题
    Which two are true regarding external tables？ （）
    A

    External tables can be updated.

    B

    External tables are read-only tables.

    C

    Indexes can be created on external tables.

    D

    Indexes cannot be created on external tables.


    正确答案： D,B
    解析： 暂无解析

  • 第20题：

    单选题
    In the context of Advanced Power Virtualization， the shared pool refers to which of the following？（）
    A

    A pool of physical memory that can be used by any partition

    B

    A pool of physical processors that can be used by any virtual or dedicated partition

    C

    A pool of physical memory that can be used by multiple Micro-Partitions

    D

    A pool of physical processors that can be used by multiple Micro-Partitions


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    Which statements about the MEMORY_TARGET initialization parameter are true?（） (Choose all that apply.)
    A

    MEMORY_TARGET can be increased up to the value of MEMORY_MAX_TARGET, if MEMORY_MAX_TARGET is set to a value greater than zero

    B

    MEMORY_MAX_TARGET defaults to a value of zero if MEMORY_TARGET is not set

    C

    MEMORY_TARGET represents the total amount of memory that can be allocated to SGA and PGA memory structures.

    D

    MEMORY_TARGET is static and cannot be modified without shutting down the instance


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    Which statement is true regarding the Junos OS?（）
    A

    Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.

    B

    Processes share memory space but use separate ASICs so that one process cannot directly interfere with another.

    C

    A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.

    D

    The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it.


    正确答案： D
    解析： 暂无解析

  • 第23题：

    多选题
    Which two statements about subqueries are true? （）
    A

    A subquery should retrieve only one row.

    B

    A subquery can retrieve zero or more rows.

    C

    A subquery can be used only in SQL query statements.

    D

    Subqueries CANNOT be nested by more than two levels.

    E

    A subquery CANNOT be used in an SQL query statement that uses group functions.

    F

    When a subquery is used with an inequality comparison operator in the outer SQL statement, the column list in the SELECT clause of the subquery should contain only one column.


    正确答案： E,A
    解析： 暂无解析

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