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Which of the following server roles sends out a time signal 

题目
单选题
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

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相似问题和答案

第1题：

Which of the following types of attacks does DHCP snooping prevent？（Choose all that apply.）（）

  • A、Attacker sends multiple DHCP requests flooding DHCP server
  • B、Attacker connects rogue server initiating DHCP requests
  • C、Attacker connects rogue server replying to DHCP requests
  • D、Attacker sends DHCP jam signal causing DHCP server to crash
  • E、Attacker sends gratuitous ARP replies， thereby jamming the DHCP server
  • F、Attacker sends unsolicited DHCP replies， thereby jamming the DHCP server

正确答案:A,C

第2题：

A System p administrator found a process on the server that should be stopped.  Which of the following commands can be used to list all the signal actions defined for this process（）

  • A、ps
  • B、pstat
  • C、lssig
  • D、procsig

正确答案:D

第3题：

A technician wants to compare a new server performance over a period of time. Which of the following should the technician do FIRST?()

A. Monitor processor performance logs

B. Constantly check the task manager

C. Use performance server logs

D. Establish a baseline for the server


参考答案：D

第4题：

Which of the following server roles allows a server to translate fully qualified domain names into IP addresses？（）

  • A、Directory services server
  • B、NTP server
  • C、DHCP server
  • D、DNS server

正确答案:D

第5题：

Which of the following are not steps in setting up aTLS session？ （）

  • A、 Client sends Hello to Server listing all of its supported cipher suites
  • B、 Server sends Hello to Client listing all of its supported cipher suites
  • C、 Client calculates and sends encryptedpre_master_secret
  • D、 Client and Server calculate keys from pre_master_secret
  • E、 Server sends Change Cipher Spec to indicate a shift to encrypted mode

正确答案:B

第6题：

A technician wants to compare a new servers performance over a period of time. Which of the following should the technician do FIRST？（）

  • A、 Monitor processor performance logs
  • B、 Constantly check the task manager
  • C、 Use performance server logs
  • D、 Establish a baseline for the server

正确答案:D

第7题：

At boot time， which of the following services utilizes a central server to assign IP addresses to a host？（）

  • A、LDAP
  • B、bootp
  • C、DHCP
  • D、bind

正确答案:C

第8题：

A company is upgrading from DSL to a new T1. When the ISP sends a technician out, the technicianwill terminate the T1 at which of the following locations in the building?()

A. Patch panel

B. Firewall

C. Switch

D. Demarc


参考答案：D

第9题：

A technician wants to compare a new server performance over a period of time. Which of the following should the technician do FIRST?（）

  • A、Monitor processor performance logs
  • B、Constantly check the task manager
  • C、Use performance server logs
  • D、Establish a baseline for the server

正确答案:D

第10题：

Which of the following server roles synchronizes time throughout the network？（）

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

正确答案:B

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