欲把当前目录下的 file1.txt 复制为 file2.txt，正确的命令是（）。
A: copy file1.txt file2.txt
B: cp file1.txt fle2.txt
C: cat file2.txt file1.txt
D: cat file1.txt〉 file2.txt
A: copy file1.txt file2.txt
B: cp file1.txt fle2.txt
C: cat file2.txt file1.txt
D: cat file1.txt〉 file2.txt
D
举一反三
- 欲把当前目录下的 file1.txt 复制为 file2.txt，正确的命令是（）。 A: copy file1.txt file2.txt B: cp file1.txt fle2.txt C: cat file2.txt file1.txt D: cat file1.txt〉 file2.txt
- 把当前目录下的filel. txt复制为file2. txt,正确的命令是 A: copy filel. txt file2. txt B: cp filel.txt I file C: cat file2. txt filel. txt D: cat file. txt > file2. txtt
- ( )命令可以把file1.txt复制为file2.txt。 A: cp file1.txt | file2.txt B: cat file1.txt | file2.txt C: cat file1.txt > file2.txt D: copy file1.txt | file2.txt
- Linux系统中,欲把当前目录下的file1.txt文件复制为file2.txt,以下命令正确的是 A: copy file1.txt file2.txt B: mv file1.txt file2.txt C: cp file2.txt file1.txt D: cat file1.txt > file2.txt
- 欲把当前目录下的 file1.txt 复制为 file2.txt，正确的命令是( ) A: cat <br/>file2.txt > file1.txt B: cp <br/>file2.txt > file1.txt C: cat <br/>file1.txt > file2.txt D: cp<br/>file1.txt > file2.txt
内容
- 0
以只读方式打开一个已存在的文本文件file1.txt，以下选项中正确的是 。 A: FILE *fp;fp=fopen(“file1.txt”,”r+”); B: FILE *fp;fp=fopen(“file1.txt”,”w”); C: FILE *fp;fp=fopen(“file1.txt”,”r”); D: FILE *fp;fp=fopen(“file1.txt”,”a”);
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