The function rewind can .? move the file pointer to the end of the file.|move the file pointer to the specific location of the file.|move the file pointer to the beginning of the file.|move the file pointer to the location of the next character.

下面哪个命令用来输入扩展名是DWG的文件( )。 A: File/Open B: File./Import C: File/Xref D: File/Merge

To save (保存) the changes in an ______ file, you need to save this file. A: exist B: existed C: existing D: existence

The purpose of the ____ storage class is to extend the scope of a global variable declared in one source code file into another source code file. A: auto B: static C: extern D: register

You have a server that runs Windows Server 2008. You install the Windows Media Services server role onthe server. You plan to publish an audio file to the Internet by using Media Server.You need to create alicense for the audio file. What should you do first？（） A: Publish the audio file to a new Web site. B: Publish the audio file to the Windows Media Services server. C: Package the audio file as a Windows Installer application. D: Package the audio file by using Windows Media Rights Manager.

要建立文件流并打开当前目录下的文件file. dat用于输入，下列语句中错误的是______。 A: ifstream fin=ifstream. open("file. dat"); B: ifstream *fin=new ifstream("file. dat"); C: ifstream fin; fin. open("file. dat"); D: ifstream *fin=new ifstream(); fin-＞open("file. dat");

Double click on the _____ to open the file.

如果支架接触到金属板，用挫刀将不需要的物质去除。 A: If the bracket touches the plate, remove the unwanted material with a file. B: Should the bracket foul the plate, remove surplus material with a file. C: If the bracket handles the plate, remove the unwanted material with a file. D: Should the bracket interfere with the plate, remove surplus material with a file.

下列程序运行后的结果可能是________。import java. io. *;public class Test { public static void main (String [] args) { File file =new File ( "hello . txt" ) ; if (file. exists () ) { file.delete () ; } else { try { file . createNewFile ( ) ; } catch (Exception e ) { e .printStackTrace ( ) ; } } }} A: 如果文件不存在 ，则程序退出 B: 如果文件已经存在 ， 则程序退出 C: 如果文件已经存在，则保留该文件 D: 如果文件不存在 ， 则创建该文件

Assemble your papers and put them in a file.