更多"[单选题]DNS servers provide what servi"的相关试题:
[单选题]
DNS servers provide what service?
A. they run a spell check on host names to ensure accurate routing
B. they map individual hosts to their specific IP address
C. they convert domain names into IP address
D. Given an IP address,they determine the name of the host that is…
[单选题]
What is the effect of using the service password-encryption command?
A. nly passwords configured after the command has been entered will be encrypted.
B. Only the enable password will be encrypted.
C. Only the enable secret password will be encrypted
D. It will encrypt the secret password and remove the enable secret password from the configuration.
E. It will encrypt all current and future passwords.
[单选题]DNS客户向本机所配DNS服务器发出的为( )查询,DNS服务器向其它DNS服务器发出的为( )查询。( )
A.迭代,递归
B. 迭代,迭代
C. 递归,迭代
D. 递归,递归
[判断题]用户浏览网页需要DNS，但是用户发送邮件不需要DNS。
A.正确
B.错误
[判断题]如果DNS出现问题，我们可以使用命令 nslookup 检查DNS是否正常。
A.正确
B.错误
[判断题]在CSCF上可以通过SHOW DNS STATUS查询与DNS之间的链路状态。
A.正确
B.错误
[判断题]DHCP OFFER 报文可以携带 DNS 地址,但是只能携带—个 DNS 地址。 ()
A.正确
B.错误
[单选题] internet应用中,我们经常会遇到一个词DNS,DNS的作用是( )
A.将数字信号转变成模拟信号
B.将文本文件转换为二进制文件
C.将十进制数转换成二进制数
D.将域名转换为IP地址
[单选题]在一台PC机上,安装Linux并配置DNS服务,可通过( )命令测试DNS。
A.nslookup
B.resolv
C.ping
D.tracens
[单选题]12 Six servers have a varying number of connections that change based on the user load.
Which load balancing method should an LTM Specialist apply to divided the web application traffic to the servers on the relative performance trend?
A.Least Sessions
B.Least Connections
C.Predictive
D.Ratio
[单选题]"You plan to migrate several servers from an on-premises network to Azure. You need to identify the primary benefit of using a public cloud service for the servers. What should you identify?"
A.The public cloud is a crowd-sourcing solution that provides corporations with the ability to enhance the cloud.
B.The public cloud is owned by the public, NOT a private corporation.
C.All public cloud resources can be freely accessed by every member of the public.
D.The public cloud is a shared entity whereby multiple corporations each use a portion of the resources in the cloud.
[单选题]DNS是（ ）：
A.目录服务器
B.域控制器
C.域名服务器
D.代理服务器
[单选题]DNS工作于（ ）
A.网络层
B.传输层
C.会话层
D.应用层
[单选题]DNS是指 ( )
A. 域名解析服务器
B. 地址解析服务器
C. 文件传输服务器
D. 电子邮件服务器
[单选题]49 Traffic to a pool of SFTP servers that share storage must be balanced by an LTM device. What are the required profile and persistence settings for a standard virtual server?
A.tcp, ctientsst, ftp serverssl persistence
B.tcp, clientssl, serverssl persistence
C.tcp, ftp - Source address persistence
D.tcp - no persistence profile will be used
