By default, checkpoints happen at least as often as（）.

A . Segment Advisor B . SQL Access Advisor C . Optimizer statistics gathering D . Automatic SQL Tuning Advisor E . Automatic Database Diagnostics Monitor

A . Login as the user and run 'echo $ENV'. B . Login as root and run the 'env' command. C . Login as root and 'cat /etc/environment'. D . Login as the user and run the 'env' command.

A .  Jobs B .  Chains C .  Windows D .  Window groups E .  Schedule

A . Password Invalidation B . Login Timeout C . Cross Site Scripting Protection D . Access Logging

A . the customer B . IBM customer engineer C . certified IBM Business Partner D . IBM Maintenance and Technology Support organizatio

A . Oracle Data Pump B . Oracle Recovery Manager (RMAN) C . Oracle Label Security D . Oracle Database Vault E . Oracle Real Application Security

A . once a day B . once a week C . every minute D . every 30 minute

A . 75 percent B . 60 percent C . 56 percent D . 50 percent E . 25 percent

A . Login as the user and run ’echo $ENV’. B . Login as root and run the ’env’ command. C . Login as root and ’cat /etc/environment’. D . Login as the user and run the ’env’ command.

A .  Setting a nonzero value for SGA_TARGET B .  Configuring Automatic Shared Memory Management C .  Configuring Automatic Memory Management D .  Setting a nonzero value for SGA_MAX_SIZE and PGA_AGGREGATE_TARGET E .  None of the above

A . It is the individual link cost based on latency B . It is the sum of the costs based on bandwidth C . It is the total hop count D . It is dynamically determined based on load

A . /etc/rc/rc.mail B . /etc/mail.config C . /etc/sendmail.config D . /etc/mail/sendmail.cf

A .  setting the STATISTICS_LEVEL parameter to TYPICAL B .  adding filters to the Automatic Database Diagnostic Monitor （ADDM） C .  enabling Automated Maintenance Task using Oracle Enterprise Manager D .  setting the OPTIMIZER_USE_PENDING_STATISTICS parameter to TRUE

A .  True B .  False

A .  DSA key generated with 512 bits B .  RSA key generated with 768 bits C .  RSA key generated with 1024 bits D .  DSA key generated with 1024 bits E .  RSA key generated with 2048 bit

A . RIP B . BGP C . OSPF D . EIGRP

A . True B . False

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.

A . Every 5 minutes B . Every 90 seconds C . Every 60 seconds D . Every 30 second

A .  Segment Advisor B .  SQL Access Advisor C .  Optimizer statistics gathering D .  Automatic SQL Tuning Advisor E .  Automatic Database Diagnostics Monitor

A . Segment Advisor B . SQL Access Advisor C . Optimizer statistics gathering D . Automatic SQL Tuning Advisor E . Automatic Database Diagnostics Monitor

A . Last Called Number  B . Last Redirect Number  C . Original Called Number  D . Original Redirect Number  E . Forward Redirect Number

A.Login as the user and run ‘echo $ENV‘. B.Login as root and run the ‘env‘ command. C.Login as root and ‘cat /etc/environment‘. D.Login as the user and run the ‘env‘ command.

A．Permission is determined by the UMASK valu B．Only administrator permission is grante C．You must specify the values as you create the shar D．Permission is granted to everyon E．