搜题首页 > 试题详情
试题详情

ATM中,信息的基本*单位是()。

A、信元

B、帧

C、字节

D、比特

查看答案

相关试题

  • You recently created a database and configured the SPFILE with the following parameter settings to ensure that Oracle automatically adjusts the memory for the Program Global Area (PGA):   SORT_AREA_SIZE = 150M   HASH_AREA_SIZE = 150M   BITMAP_MERGE_AREA_SIZE = 150M   CREATE_BITMAP_AREA_SIZE = 150M   WORKAREA_SIZE_POLICY = AUTO   You have not included the PGA_AGGREGATE_TARGET initialization parameter in the SPFILE and the System Global Area (SGA) is currently sized at 4G.   What is the total PGA memory allocated across all database server processes?()  

    A、 10M

    B、 400M

    C、 600M

    D、 800M

  • 网管系统由“支持网管协议的网管软件平台”、“网管支撑软件”、"支撑网管协议的网络设备"和“网管工作前台”组成。

    A、对

    B、错

  • 以下程序的运行结果是()。 #include<iostream.h> void sub(int x,int y,int*z) {*Z=y-x;} void main() {int a,b,c; sub(10,5,&a); sub(7,a,&b); sub(a,b,&c); cout<<a<<“,”<<b<<“,”<<c<<endl;}

    A.5,2,3

    B.-5,-12,-7

    C.-5,-12,-17

    D.5,-2,-7

  • You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true? ()

    A

     Flashback logs are not archived.

    B

     Flashback logs are maintained in redo log files.

    C

     Flashback logs are maintained in the Flash Recovery Area.

    D

     Flashback logs are used to maintain Flashback Database related errors.

    E

     Flashback logs need to be cleared manually after you disable Flashback Database.

  • You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace: RMAN> BACKUP TABLESPACE DETTBS;  Under which conditions would this command execute successfully? ()

    A

     The database is in NOMOUNT state.

    B

     The database is in NOARCHIVELOG mode and the tablespace is online.

    C

     The database is in NOARCHIVELOG mode and the tablespace is offline.

    D

     The database is in ARCHIVELOG mode and the tablespace is offline.

    E

     The database is in ARCHIVELOG mode and the tablespace is online.

联系我们
TOP