下面哪条命令可以将“tx”用户的主要群组设置为“guests”
A: usermod -g guests tx
B: usermod -G guests tx
C: gpasswd -a tx guests
D: gpasswd -M tx guests
A: usermod -g guests tx
B: usermod -G guests tx
C: gpasswd -a tx guests
D: gpasswd -M tx guests
举一反三
- 串口链接为RX对RX,TX对TX
- It was too cold_________outside. A: the guests eating B: the guests to eat C: for the guests to eat D: that the guests eat
- 要使沉降Ux的颗粒在重力沉降室全部沉降下来,必须保证沉降时间tx和水平停留时间t的关系是( ) A: tx≥t B: tx≤t C: tx=t D: tx与t没关系
- How to translate “嘉宾”in English？ A: Honored guests B: Distinguished guests C: Excellent guests D: Respectable guests
- 当微控制器与PC机通信时，硬件连接需要注意的是（ ） A: RX与RX连接 B: TX与TX连接 C: RX与TX连接 D: RX与TX都接地