IT Exam Items Repository

A vibration sensor on an automated production line detects an unusual condition. The sensor communicates with a controller that automatically shuts down the line and activates an alarm. What type of communication does this scenario represent?
ITExamAnswers Editorial Team asked 2 years ago • 
What is the function of a QoS trust boundary?
ITExamAnswers Editorial Team asked 6 years ago • ,
Which type of QoS marking is applied to Ethernet frames?
ITExamAnswers Editorial Team asked 6 years ago • ,
Refer to the exhibit. As traffic is forwarded out an egress interface with QoS treatment, which congestion avoidance technique is used?
ITExamAnswers Editorial Team asked 6 years ago • 
Which QoS mechanism allows delay-sensitive data, such as voice, to be sent first before packets in other queues are sent?
ITExam Editorial Team asked 6 years ago • 
Which Cisco feature sends copies of frames entering one port to a different port on the same switch in order to perform traffic analysis?
ITExamAnswers Editorial Team asked 2 years ago • 
Refer to the exhibit. What feature does an SNMP manager need in order to be able to set a parameter on switch ACSw1?
ITExamAnswers Editorial Team asked 5 years ago • ,
In configuring SNMPv3, what is the purpose of creating an ACL?
ITExamAnswers Editorial Team asked 2 years ago • 
What two protocols are supported on Cisco devices for AAA communications? (Choose two.)
ITExamAnswers Editorial Team asked 6 years ago • 
Which term describes the role of a Cisco switch in the 802.1X port-based access control?
ITExam Editorial Team asked 6 years ago • , ,
A network administrator is testing IPv6 connectivity to a web server. The network administrator does not want any other host to connect to the web server except for the one test computer. Which type of IPv6 ACL could be used for this situation?
ITExamAnswers Editorial Team asked 6 years ago • 
In the creation of an IPv6 ACL, what is the purpose of the implicit final command entries, permit icmp any any nd-na and permit icmp any any nd-ns ?
ITExam Editorial Team asked 5 years ago • , ,
What guideline is generally followed about the placement of extended access control lists?
ITExamAnswers Editorial Team asked 6 years ago • 
Refer to the exhibit. A named access list called chemistry_block has been written to prevent users on the Chemistry Network and public Internet from access to Records Server. All other users within the school should have access to this server. The list contains the following statements: deny 172.16.102.0 0.0.0.255 172.16.104.252 0.0.0.0 permit 172.16.0.0 0.0.255.255 172.16.104.252 0.0.0.0 Which command sequence will place this list to meet these requirements?
ITExamAnswers Editorial Team asked 2 years ago • 
Which IPv4 address range covers all IP addresses that match the ACL filter specified by 172.16.2.0 with wildcard mask 0.0.1.255?
ITExamAnswers Editorial Team asked 6 years ago • ,
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