• 2022-06-14 问题

    定义fp为文件型指针变量,使用fopen只读方式打开一个已存在的二进制文件,以下正确的调用形式为: A: fp=fopen("my.dat", "r"); B: fp=fopen("my.dat", "rb+"); C: fp=fopen("my.dat", "rb"); D: fp=fopen("my.dat", "r+");

    定义fp为文件型指针变量,使用fopen只读方式打开一个已存在的二进制文件,以下正确的调用形式为: A: fp=fopen("my.dat", "r"); B: fp=fopen("my.dat", "rb+"); C: fp=fopen("my.dat", "rb"); D: fp=fopen("my.dat", "r+");

  • 2022-10-27 问题

    将“历史报表”存储在c盘我的文档下,文件名为“数据报表1”,其函数表达式是()。 A: ReportSaveAs ("历史报表", " C:My Documents数据报表1.xls"); B: ReportSaveAs (" C:My Documents数据报表1.xls", "历史报表"); C: ReportSave ("历史报表", " C:My Documents数据报表1.xls"); D: ReportSave (" C:My Documents数据报表1.xls", "历史报表");

    将“历史报表”存储在c盘我的文档下,文件名为“数据报表1”,其函数表达式是()。 A: ReportSaveAs ("历史报表", " C:My Documents数据报表1.xls"); B: ReportSaveAs (" C:My Documents数据报表1.xls", "历史报表"); C: ReportSave ("历史报表", " C:My Documents数据报表1.xls"); D: ReportSave (" C:My Documents数据报表1.xls", "历史报表");

  • 2022-05-30 问题

    要求打开文件f:\myfile。dat,并能够写入数据,正确的语句是( )。 A: ofstream outfile("f:\\myfile.dat ", ios::in); B: ifstream infile("f:\\myfile.dat", ios::in); C: fstream infile("f:\\myfile.dat ", ios::in | ios::out); D: ifstream infile("f:\\myfile.dat ", ios::out);

    要求打开文件f:\myfile。dat,并能够写入数据,正确的语句是( )。 A: ofstream outfile("f:\\myfile.dat ", ios::in); B: ifstream infile("f:\\myfile.dat", ios::in); C: fstream infile("f:\\myfile.dat ", ios::in | ios::out); D: ifstream infile("f:\\myfile.dat ", ios::out);

  • 2022-06-10 问题

    设S="Chinese dream my dream",T="dream",则index(S, T, 3 )的值为______。 A: 0 B: 9 C: 18 D: 9和18

    设S="Chinese dream my dream",T="dream",则index(S, T, 3 )的值为______。 A: 0 B: 9 C: 18 D: 9和18

  • 2022-06-14 问题

    删除D盘根目录中所有DAT文件的命令是_____。 A: Kill "*.DAT" B: Kill "D:\*.DAT" C: Kill " D:\?.DAT" D: Kill D:\*.DAT

    删除D盘根目录中所有DAT文件的命令是_____。 A: Kill "*.DAT" B: Kill "D:\*.DAT" C: Kill " D:\?.DAT" D: Kill D:\*.DAT

  • 2022-06-14 问题

    Please select from following examples mentioning certain authors the one that shows they are an authoritative source. A: In "Global Warming isn't Real," Steven Collins, a professor at the University of Michigan, claims that …… B: Johann Bachman argues in "Global Warming is the Next Best Thing for the Earth" that …… C: In "My Favorite Shoe", Treyvon Jones explains that…… D: ---

    Please select from following examples mentioning certain authors the one that shows they are an authoritative source. A: In "Global Warming isn't Real," Steven Collins, a professor at the University of Michigan, claims that …… B: Johann Bachman argues in "Global Warming is the Next Best Thing for the Earth" that …… C: In "My Favorite Shoe", Treyvon Jones explains that…… D: ---

  • 2022-11-03 问题

    将CC2530的UART1串口接收到数据读到变量dat中的正确语句是( )。 A: dat = U1BUF; B: dat= U0BUF; C: dat= U1DBUF; D: dat= U0DBUF;

    将CC2530的UART1串口接收到数据读到变量dat中的正确语句是( )。 A: dat = U1BUF; B: dat= U0BUF; C: dat= U1DBUF; D: dat= U0DBUF;

  • 2022-06-11 问题

    The United States launched a trade war against my country, and its main goal is to target my country () A: 5G technology B: human rights C: "Made in China 2025" D: Trade imbalance

    The United States launched a trade war against my country, and its main goal is to target my country () A: 5G technology B: human rights C: "Made in China 2025" D: Trade imbalance

  • 2022-11-03 问题

    将CC2530的UART1接收到的数据读取到变量dat中的正确语句是( )。 A: dat = U1BUF; B: dat = U0BUF; C: dat = U1DBUF; D: dat = U0DBUF;

    将CC2530的UART1接收到的数据读取到变量dat中的正确语句是( )。 A: dat = U1BUF; B: dat = U0BUF; C: dat = U1DBUF; D: dat = U0DBUF;

  • 2022-06-01 问题

    下列可作为Windows中文件名的是______。 A: my file B: Basicprogram C: Cord "01" D: class1.data

    下列可作为Windows中文件名的是______。 A: my file B: Basicprogram C: Cord "01" D: class1.data

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