单项选择题
A. Change the default administrator password
B. Change the IP range of the wireless network
C. Hide the SSID
D. Disable WEP
单项选择题 A user can receive email but cannot send email with the email client software. Which of the following protocols is incorrectly configured?（）
单项选择题 Which of the following will allow a technician to extend a partition?（）
单项选择题 A user states that the inkjet printer is printing streaks on documents. Which of the following wouldresolve the issue?（）