为了读取数据，需要打开顺序文件“D:\data5.txt”，以下正确的命令是。
A: Open "E:\UserData.txt" For Input As
B: 2
C: Open "E:\UserData.txt" For Output As
D: 2
E: Open E:\UserData.txt For Output As
F: 2
G: Open E:\UserData.txt For Input As
H: 1
A: Open "E:\UserData.txt" For Input As
B: 2
C: Open "E:\UserData.txt" For Output As
D: 2
E: Open E:\UserData.txt For Output As
F: 2
G: Open E:\UserData.txt For Input As
H: 1
举一反三
- 为了读取数据，需打开顺序文件“D:\data5.txt”，以下正确的命令是 A: Open D:\data5.txt For Input As #1 B: Open "D:\data5.txt"For Input As #2 C: Open D:\data5.txt For Output As #1 D: Open "D:\data5.txt"For Output As #2
- 如果从数据文件 c:\data.txt 中读取数据时,以下打开文件方式中,正确的是( ). A: Open c:\data.txt For Input As B: 1 C: Open c:\data.txt For Output As D: 1 E: Open "c:\data.txt" For Input As F: 1 G: Open "c:\data.txt" For Output As H: 1
- 为了保存数据，需打开顺序文件 "E:UserData.txt" ，以下正确的命令是 ________ 。
- 要从磁盘上读入一个文件名为"d:\File.txt"的顺序文件,下面程序段正确的是( ). A: Open d:\File.txt For Input As B: 1 C: Open "d:\File.txt" For Output As D: 2 E: Open "d:\File.txt" For Input As F: 2 G: Open "d:\File.txt" For Append As H: 1
- 用（ ）语句打开顺序文件File1.txt后，可以进行写操作 A: Open "File1.txt" For Input As B: 1 C: Open "File1.txt" For Output As D: 1 E: Open "File1.txt" For Random As F: 1 G: Open "File1.txt" For Binary As H: 1