试题详情单项选择题Which of the following network protocols is needed to ensure that users can type in a FQDN instead of the IP address？（）A、DNSB、FTPC、WINSD、IMAP4正确答案：A答案解析：关注下方微信公众号，在线模考后查看热门试题Which of Who is rAn administratMultiple expansion cA system has three dUSB fax/modemsA user states that tWhich of When planning&A user reports that Which of the followiWhich of the followi An administratWhich of Which of An administratA customerQA tape l A remote user is atA power
