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Which of the following server roles provides a common time to all computers？（）A、NTPB、SNMPC、SMTPD、RAS

题目

Which of the following server roles provides a common time to all computers？（）

  • A、NTP
  • B、SNMP
  • C、SMTP
  • D、RAS
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相似问题和答案

第1题：

A single office with five computers and a server is an example of which of the following?()

A.PAN

B.WAN

C.SAN

D.LAN


参考答案：D

第2题：

Which of the following network protocols is used to ensure consistent time across network devices on the domain?()

A.NTP

B.FTP

C.RTP

D.IGMP


参考答案：A

第3题：

Which protocol automates all of the following functions for hosts on a network: IP configuration, IP addresses, subnet masks, default gateways, and DNS server information?

A. CDP

B. SNMP

C. DHCP

D. ARP

E. DNS

F. None of the above


正确答案：C
C 解析：Explanation:
DHCP uses the concept of the client making a request and the server supplying the IP address to the client, plus other information such as the default gateway, subnet mask, DNS IP address, and other information.

Incorrect Answers:
A. CDP is the Cisco Discovery Protocol. It is used by Cisco devices at the data link layer to obtain information about their directly connected neighbors.

B. SNMP is the Simple Network Management Protocol. This is used for the maintenance, management, and monitoring of network devices.

D. ARP is the Address Resolution Protocol, which is used to resolve layer 2 MAC addresses to layer 3 IP addresses.

E. DNS is the Domain Name Service. It is used to resolve domain names (for example, www.ezonexam.com) to IP addresses. The IP address location of primary and secondary DNS resolver servers can be obtained for hosts using DHCP.

第4题：

Which protocol automates all of the following functions for hosts on a network: IP configuration, IP addresses, subnet masks, default gateways, and DNS server information?（）

  • A、CDP
  • B、SNMP
  • C、DHCP
  • D、ARP
  • E、DNS
  • F、None of the above

正确答案:C

第5题：

Which of the following server roles sends out a time signal for clients to synchronize with a clock？（）

  • A、DHCP
  • B、NTP
  • C、SMTP
  • D、DNS

正确答案:B

第6题：

Which of the following are common VPN transports? (Select TWO)()

A.RDP

B.VNC

C.SSL

D.PPTP

E.RAS


参考答案：A, C

第7题：

Which of the following protocols utilize TCP?()

A. NTP

B. NNTP

C. SMTP

D. SNMP

E. HTTPS

F. TFTP


参考答案：B, C, E

第8题：

Which of the following provides the MOST redundancy for a corporate server network?()

A. Server-to-server replication

B. Server clustering

C. Hot site

D. Disk-to-disk replication


参考答案：C

第9题：

Which of the following protocols utilize TCP?（）

  • A、NTP
  • B、NNTP
  • C、SMTP
  • D、SNMP
  • E、HTTPS
  • F、TFTP

正确答案:B,C,E

第10题：

Which of the following protocols defaults to port 161?（）

  • A、SFTP
  • B、SNMP
  • C、SMTP
  • D、SNTP

正确答案:B

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