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【单选题】
有关虚拟局域网的概念,下面哪个说法不正确
A.
虚拟局域网是建立在局域网交换机上，以软件方式实现的逻辑分组
B.
可以使用交换机的端口划分，且可以跨越多个交换机
C.
可以使用MAC地址划分，连接到集线器上的所有节点只能被划分到一个虚网中
D.
各逻辑节点可以分布在同一个物理网段，也可以分布在不同的物理网段
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参考答案：
举一反三
【多选题】压花活动可以对下列哪些疾病有辅助治疗效果?()
A.
抑郁症
B.
肚子疼
C.
感冒
D.
更年期综合症
查看完整题目与答案
【单选题】People who eat a balanced diet should be healthier than those who only eat biscuits and hamburgers,              ______?
A.
don’t they
B.
do they
C.
shouldn’t they
D.
should they
查看完整题目与答案
【简答题】People who eat at home most of the time have better nutrition than those who go out to eat , a recent study shows. Cornell University professors Lana Hall and Karen Bunch interviewed（面试，接见） 3900 peopl...
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream( “ D:\\from.txt ” ); FileOu...
A.
BufferedOutputStream,read
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,write
查看完整题目与答案
【简答题】People who eat at home most of the time have better nutrition than those who go out to eat , a recent study shows. Cornell University professors Lana Hall and Karen Bunch interviewed 3900 people in th...
查看完整题目与答案
【判断题】People who eat meat are stronger than people who eat only vegetables.
A.
正确
B.
错误
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能。下划线处应填入的代码是import java.io.*;public class test{ public static void main(String[] args){ try{ FileInputStream is = new FileInputStream("D:\\from.txt"); FileOutputStream...
A.
BufferedInputStream,write
B.
BufferedOutputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,read
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream( “ D:\\from.txt ” ); FileOu...
A.
BufferedOutputStream,write
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,read
查看完整题目与答案
【单选题】A132下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream(“D:\\from.txt”); FileOu...
A.
BufferedOutputStream,read
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,write
查看完整题目与答案
【单选题】（读写文件）下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能，下划线处应填写的代码是________。importjava.io.*;publicclassTest{publicstaticvoidmain(String[]args){try{FileInputStreamis=newFileInputStream(“D:\\from.txt”);FileOutputStream...
A.
Buffered   OutputStream,read
B.
BufferedInputStream，write
C.
BufferedInputStream，read
D.
BufferedOutputStream，write
查看完整题目与答案
相关题目：
【多选题】压花活动可以对下列哪些疾病有辅助治疗效果?()
A.
抑郁症
B.
肚子疼
C.
感冒
D.
更年期综合症
查看完整题目与答案
【单选题】People who eat a balanced diet should be healthier than those who only eat biscuits and hamburgers,              ______?
A.
don’t they
B.
do they
C.
shouldn’t they
D.
should they
查看完整题目与答案
【简答题】People who eat at home most of the time have better nutrition than those who go out to eat , a recent study shows. Cornell University professors Lana Hall and Karen Bunch interviewed（面试，接见） 3900 peopl...
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream( “ D:\\from.txt ” ); FileOu...
A.
BufferedOutputStream,read
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,write
查看完整题目与答案
【简答题】People who eat at home most of the time have better nutrition than those who go out to eat , a recent study shows. Cornell University professors Lana Hall and Karen Bunch interviewed 3900 people in th...
查看完整题目与答案
【判断题】People who eat meat are stronger than people who eat only vegetables.
A.
正确
B.
错误
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能。下划线处应填入的代码是import java.io.*;public class test{ public static void main(String[] args){ try{ FileInputStream is = new FileInputStream("D:\\from.txt"); FileOutputStream...
A.
BufferedInputStream,write
B.
BufferedOutputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,read
查看完整题目与答案
【单选题】下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream( “ D:\\from.txt ” ); FileOu...
A.
BufferedOutputStream,write
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,read
查看完整题目与答案
【单选题】A132下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能,下划线处应填写的代码是() import java.io.*; public class test { public static void main(String [] args){ try{ FileInputStream is = new FileInputStream(“D:\\from.txt”); FileOu...
A.
BufferedOutputStream,read
B.
BufferedInputStream,write
C.
BufferedInputStream,read
D.
BufferedOutputStream,write
查看完整题目与答案
【单选题】（读写文件）下面代码采用缓冲的方式实现了将一个文件的内容复制到另一个文件的功能，下划线处应填写的代码是________。importjava.io.*;publicclassTest{publicstaticvoidmain(String[]args){try{FileInputStreamis=newFileInputStream(“D:\\from.txt”);FileOutputStream...
A.
Buffered   OutputStream,read
B.
BufferedInputStream，write
C.
BufferedInputStream，read
D.
BufferedOutputStream，write
查看完整题目与答案
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