单选题How is VFS （Virtual File System） support enabled in Samba？（）ASamba does not support VFS.BCompile and load vfs.ko kernel module.CCompile and load vfs.ko and its dependent smbfs kernel modules.DCompile and load pvfs.ko kernel module.ECompile Samba with V

第1题：

Given： 35.String #name = "Jane Doe"； 36.int $age = 24； 37.Double _height = 123.5； 38.double ~temp = 37.5； Which two statements are true？（）

• A、Line 35 will not compile.
• B、Line 36 will not compile.
• C、Line 37 will not compile.
• D、Line 38 will not compile.

第2题：

You are running Linux 2.0.36 and you need to add a USB mouse to your system. Which of the following statements is true？（）

• A、 You need to rebuild the kernel.
• B、 You need to upgrade the kernel
• C、 You need to load the USB modules for your existing modular kernel.
• D、 USB support is not available in Linux.

第3题：

Which of the following best describes what is meant by Linux Affinity on AIX？（）

• A、The ability to install a Linux system on an AIX system
• B、The ability to install an AIX system on a Linux system
• C、The ability to compile and run a Linux application on AIX
• D、The ability to compile and run an AIX application on Linux

第4题：

public class foo {  static String s；  public static void main （String[]args） {  system.out.printIn （“s=” + s）；  } }  What is the result？（）  

• A、 The code compiles and “s=” is printed.
• B、 The code compiles and “s=null” is printed.
• C、 The code does not compile because string s is not initialized.
• D、 The code does not compile because string s cannot be referenced.
• E、 The code compiles， but a NullPointerException is thrown when toString is called.

第5题：

public class Plant {  private String name；  public Plant（String name） { this.name = name； }  public String getName（） { return name； }  }  public class Tree extends Plant {  public void growFruit（） { }  public void dropLeaves（） { }  }  Which is true？（） 

• A、 The code will compile without changes.
• B、 The code will compile if public Tree（） { Plant（）； } is added to the Tree class.
• C、 The code will compile if public Plant（） { Tree（）； } is added to the Plant class.
• D、 The code will compile if public Plant（） { this（”fern”）； } is added to the Plant class.
• E、 The code will compile if public Plant（） { Plant（”fern”）； } is added to the Plant class.

第6题：

Which two statements about Oracle Direct Network File System (NFS) are true?（）

• A、It bypasses the OS file system cache.
• B、A separate NFS interface is required for use across Linux, UNIX, and Windows platforms.
• C、It uses the operating system kernel NFS layer for user tasks and network communication modules.
• D、File systems need not be mounted by the kernel NFS system when being served through Direct NFS.
• E、Oracle Disk Manager can manage NFS on its own, without using the operating system kernel NFS driver.

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第13题：

How is VFS （Virtual File System） support enabled in Samba？（）

• A、 Samba does not support VFS.
• B、 Compile and load vfs.ko kernel module.
• C、 Compile and load vfs.ko and its dependent smbfs kernel modules.
• D、 Compile and load pvfs.ko kernel module.
• E、 Compile Samba with VFS module support.

第14题：

A system administrator is doing an AIX 5L New and Complete Overwrite installation on a system with a 64-bit processor using the default settings. Which of the following will be the resulting installed environment？（）

• A、Only the 32-bit kernel will be installed and enabled
• B、Only the 64-bit kernel will be installed and enabled
• C、Both the 32-bit and 64-bit kernel will be installed and the 32-bit kernel will be enabled
• D、Both the 32-bit and 64-bit kernel will be installed and the 64-bit kernel will be enabled

第15题：

public class foo {  public static void main （String[]args） {  String s；  system.out.printIn （“s=” + s）；  }  }   What is the result？（）  

• A、 The code compiles and “s=” is printed.
• B、 The code compiles and “s=null” is printed.
• C、 The code does not compile because string s is not initialized.
• D、 The code does not compile because string s cannot be referenced.
• E、 The code compiles， but a NullPointerException is thrown when toString is called.

第16题：

35.String #name="Jane Doe"；36.int$age=24；37.Double_height=123.5；38.double~temp=37.5；Which two are true？（）

• A、Line 35 will not compile.
• B、Line 36 will not compile.
• C、Line 37 will not compile.
• D、Line 38 will not compile.

第17题：

Consider the following class：     class Test（int i） {     void test（int i） {  System.out.println（“I am an int.”）； }    void test（String s） {   System.out.println（“I am a string.”）；     }          public static void main（String args） {    Test t=new Test（）；     char ch=“y”；    t.test（ch）；     }      }     Which of the statements below is true？（）

• A、 Line 5 will not compile， because void methods cannot be overridden.
• B、 Line 12 will not compile， because there is no version of test（） that rakes a charargument.
• C、 The code will compile but will throw an exception at line 12.
• D、 The code will compile and produce the following output： I am an int.
• E、 The code will compile and produce the following output： I am a String.

第18题：

Which two statements are true about the Oracle Direct Network File system (DNFS)?（）

• A、It utilizes the OS file system cache.
• B、A traditional NFS mount is not required when using Direct NFS.
• C、Oracle Disk Manager can manage NFS on its own, without using the operating kernel NFS driver.
• D、Direct NFS is available only in UNIX platforms.
• E、Direct NFS can load-balance I/O traffic across multiple network adapters.

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