有下列程序： #include ＜stdio.h＞ main() { int s[12]={1,2,3,4,4,3,2,1,1,1,2,3},c[5]={0},i; for(i=0;i＜12;i++)c[s[i]]++; for(i=1;i＜5;i++)printf("%d",c[i]); printf("\n"); 程序的运行结果是()。

A. Power User access

B. Power on password

C. Administrative password

D. User profile access

A. USER PASSWORD用来引导系统密码

B. SUPERVISOR PASSWORD用来引导操作系统密码

C. 用USER PASSWORD进入BIOS设置后，不能更改高级设置

D. SUPERVISOR PASSWORD进入BIOS设置后，亦不能更改所有设置

A. Intrusion detection

B. Power on password

C. Drive encryption

D. BIOS password

set user password(使用者密码)设定一个密码，适用于开机时是否允许使用pc 机及进入bios 修改设定。()

Each user of E-mail has a()to which messages are sent.

A. email identity

B. mailbox

C. attachment

D. password

A、select logins,user,password from user;

B、select user,password,logins, from user;

C、select password,logins,user from user;

D、select user,password,logins from user;

@host show system authentication-order authentication-order [radius tacplus password];The router also has a local database that contains the user lab with password lab123. What would happen if both the RADIUS and the TACACS servers respond with a reject for user lab？（）

A.The user lab will not be able to login.

B.The user lab will be authenticated against the local database and will be able to login.

C.The user will be able to login only if tries to login as the root user.

D.The user lab will receive an error message indicating the username and password provided could not be found on the radius and tacacs servers.

A、select user,password,logins from user group by logins;

B、select password,logins,user from user order by logins;

C、select user,password,logins, from user order by logins;

D、select logins,user,password from user order by logins desc;