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多选题
The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance. SQL> STARTUP; Which two activities are performed during a successful start up operation? （）(Choose two.)
A
The databases configured to use the ASM instance are mounted
B
The disk groups are mounted as per the ASM_DISKGROUPS initialization parameter
C
ASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not started
D
ASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
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更多 “多选题The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance. SQL STARTUP; Which two activities are performed during a successful start up operation? （）(Choose two.)AThe databases configured to use the ASM instance are mountedBThe disk groups are mounted as per the ASM_DISKGROUPS initialization parameterCASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedDASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters” 相关考题
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String[] elements={for,tea,too};String first=(elements.length0)?elements[0]null;What is the result?()
A.Compilation fails.B.An exception is thrown at runtime.C.The variable first is set to null.D.The variable first is set to elements[0].
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On AIX systems， where DNS resolution takes precedence over NIS， a particular process needs to resolve names using /etc/hosts first. Which of the following processes is the best way to accomplish this without affecting the rest of the system’s name resolution？（）A、Set the NSORDER environmental variable of the environment which invokes the process to：NSORDER="local，nis，bind"B、Set the NSORDER environmental variable of the environment which invokes the process to： NSORDER="hosts=auth，nis，bind"C、Edit /etc/netsvc.conf to add a line similar to the following： process /full/path/of/process {hosts=local，nis，dns}D、Unset NSORDER environment variable of the environment which invokes the process
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he system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment. Where is the PATH variable found for the system？（）A、/profileB、/etc/envpathC、/etc/profileD、/etc/environment
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Which of the following is a correct statement about how the user environment is configured at login?（）A、If present, the settings in the $HOME/.profile file will override the settings in the /etc/profile file.B、If both $HOME/.profile and $HOME/.env files are present, the settings in the $HOME/.profile file will take precedence.C、The settings in the /etc/environment file are system-wide and will override user customized settings in the $HOME/.profile.D、The settings in the /etc/profile file will override settings in the $HOME/.profile file unless the $LOCAL_PROFILE variable is set to 'true'.
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The system administrator is making system wide changes to a server, which will add to the PATH variable for the server environment. Where is the PATH variable found for the system?（）A、/profileB、/etc/envpathC、/etc/profileD、/etc/environment
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Which of the following statements is true regarding the initialization parameter DIAGNOSTIC_DEST？（） The default value is the value of the environment variable $ORACLE_HOME； if $ORACLE_HOME isn’t set A、 then the default is set to $ORACLE_BASE The default value is the value of the environment variable $ORACLE_BASE； if $ORACLE_BASE isn’t set，B、 then it is set to $ORACLE_HOMEC、 DIAGNOSTIC_DEST is always equal to $ORACLE_HOMED、 DIAGNOSTIC_DEST is always equal to $ORACLE_BASE
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The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance. SQL STARTUP; Which two activities are performed during a successful start up operation?（）A、The databases configured to use the ASM instance are mountedB、The disk groups are mounted as per the ASM_DISKGROUPS initialization parameterC、ASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedD、ASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
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单选题Which of the following is a correct statement about how the user environment is configured at login?（）A
If present, the settings in the $HOME/.profile file will override the settings in the /etc/profile file.B
If both $HOME/.profile and $HOME/.env files are present, the settings in the $HOME/.profile file will take precedence.C
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单选题A system administrator increases the mbuf pool allocation， then runs vmstat. It is noticed that the paging rate has not decreased. What is the most effective option to maintain the mbuf pool and decrease paging？（）A
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path.=/usr/vac/bin； export $pathC
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Modify the path environment variable in /.profile
考题
多选题The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management （ASM） instance. SQL STARTUP； Which two activities are performed during a successful start up operation？（）AThe databases configured to use the ASM instance are mountedBThe disk groups are mounted as per the ASM_DISKGROUPS initialization parameterCASM starts the Oracle Cluster Synchronization Services （CSS） daemon if it is not startedDASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
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PMTB
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PRTD
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考题
单选题String[] elements={"for"，"tea"，"too"}； String first=（elements.length0）？elements[0]null； What is the result？（）A
Compilation fails.B
An exception is thrown at runtime.C
The variable first is set to null.D
The variable first is set to elements[0].
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单选题1. import java.util.*； 2. public class TestSet { 3. enum Example { ONE， TWO， THREE } 4. public static void main（String[] args） { 5. Collection coll = new ArrayList（）； 6. coll.add（Example.THREE）； 7. coll.add（Example.THREE）； 8. coll.add（Example.THREE）； 9. coll.add（Example.TWO）； 10. coll.add（Example.TWO）； 11. coll.add（Example.ONE）； 12. Set set = new HashSet（coll）； 13. } 14. } Which statement is true about the set variable on line 12？（）A
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The set variable contains only three elements from the coll collection， and the order is guaranteed to be preserved.C
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The set variable contains only three elements from the coil collection， but the order is NOT guaranteed to be preserved.
考题
单选题You issued the following command at the UNIX environment： % setenv ORA_SDTZ ’OZ_TZ’ What will be the impact of issuing the above command？（）A
The operating system local time zone will be set for a user session using the operating system environment variable.B
The database local time zone will be set for a user session using the operating system environment variable.C
The operating system local time zone will be set for the database using the operating system environmentD
The database local time zone will be set for the database using the operating system environment variable.
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多选题What elements of globalization can be explicitly defined using the NLS_LANG environment variable?（）ANLS_LANGUAGEBNLS_SORTCNLS_CALENDARDNLS_CHARACTERSETENLS_TERRITORY
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单选题Which of the following statements is true regarding the initialization parameter DIAGNOSTIC_DEST？（） The default value is the value of the environment variable $ORACLE_HOME； if $ORACLE_HOME isn’t setA
then the default is set to $ORACLE_BASE The default value is the value of the environment variable $ORACLE_BASE； if $ORACLE_BASE isn’t set，B
then it is set to $ORACLE_HOMEC
DIAGNOSTIC_DEST is always equal to $ORACLE_HOMED
DIAGNOSTIC_DEST is always equal to $ORACLE_BASE
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多选题The ORACLE_SID environment variable is set to +ASM. ASMLIB is not used in the configuration. You executed the following command to startup the Automatic Storage Management (ASM) instance. SQL STARTUP; Which two activities are performed during a successful start up operation? （）(Choose two.)AThe databases configured to use the ASM instance are mountedBThe disk groups are mounted as per the ASM_DISKGROUPS initialization parameterCASM starts the Oracle Cluster Synchronization Services (CSS) daemon if it is not startedDASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
考题
单选题The system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment. Where is the PATH variable found for the system？（）A
/profileB
/etc/envpathC
/etc/profileD
/etc/environment
考题
单选题Given： String[] elements = { "for"， "tea"， "too" }； String first = （elements.length 0） ？ elements[0] ： null； What is the result？（）A
Compilation fails.B
An exception is thrown at runtime.C
The variable first is set to null.D
The variable first is set to elements[0].
考题
多选题A developer is creating a class Book， that needs to access class Paper. The Paper class is deployed in a JAR named myLib.jar. Which three， taken independently， will allow the developer to use the Paper class while compiling the Book class？（）AThe JAR file is located at $JAVA_HOME/jre/classes/myLib.jarBThe JAR file is located at $JAVA_HOME/jre/lib/ext/myLib.jarCThe JAR file is located at /foo/myLib.jar and a classpath environment variable is set that includes /foo/myLib.jar/Paper.classDThe JAR file is located at /foo/myLib.jar and a classpath environment variable is set that includes /foo/myLib.jarEThe JAR file is located at /foo/myLib.jar and the Book class is compiled using javac –cp /foo/myLib.jar/Paper Book.javaFThe JAR file is located at foo/myLib.jar and the Book class is compiled using javac –classpath /foo/myLib.jar Book.java
考题
单选题he system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment. Where is the PATH variable found for the system？（）A
/profileB
/etc/envpathC
/etc/profileD
/etc/environment
考题
单选题On AIX systems， where DNS resolution takes precedence over NIS， a particular process needs to resolve names using /etc/hosts first. Which of the following processes is the best way to accomplish this without affecting the rest of the system’s name resolution？（）A
Set the NSORDER environmental variable of the environment which invokes the process to：NSORDER=local，nis，bindB
Set the NSORDER environmental variable of the environment which invokes the process to： NSORDER=hosts=auth，nis，bindC
Edit /etc/netsvc.conf to add a line similar to the following： process /full/path/of/process {hosts=local，nis，dns}D
Unset NSORDER environment variable of the environment which invokes the process
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