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Drag Drop Questions 3
Question 1 Explanation An AAAA record maps a domain name to the IP address (Version 6) of the computer hosting the domain. An AAAA record is used to find the IP address of a computer connected to the...
View ArticleDNS Questions
Question 1 Explanation An example of DNS is described below: When you attempt to go to a domain name such as 9tut.com, your browser will instruct your computer to do a DNS lookup on that domain name....
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Miscellaneous Questions
Question 1 Question 2 Explanation SNMP is an application-layer protocol that provides a message format for communication between SNMP managers and agents. SNMP provides a standardized framework and a...
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Automation Questions
Question 1 Explanation JSON data is written as name/value pairs. A name/value pair consists of a field name (in double quotes), followed by a colon, followed by a value: “name”:”Mark” JSON can use...
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Drag Drop Questions
Question 1 Explanation The focus of Ansible is to be streamlined and fast, and to require no node agent installation. Thus, Ansible performs all functions over SSH. Ansible is built on Python, in...
View ArticleDNA Center Questions
Question 1 Explanation Cisco DNA Center offers 360-degree extensibility through four distinct types of platform capabilities: + Intent-based APIs leverage the controller and enable business and IT...
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SDN Questions
SDN Quick Summary Everything that networking devices do can be categorized into three planes: Data Plane, Control Plane and Management Plane. + Data Plane: responsible for the switching of packets...
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Wireless Questions
Note: If you are not sure about Wireless, please read our Wireless tutorial. Quick Wireless Summary WLAN Modes: WLAN has two basic modes of operation: * Ad-hoc mode: In this mode devices send data...
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IPv6 Questions
Note: If you are not sure about IPv6, please read our IPv6 tutorial. Question 1 Question 2 Question 3 Explanation The short syntax of static IPv6 route is: ipv6 route <destination-IPv6-address>...
View ArticleDAI Questions
Question 1 Explanation Dynamic ARP inspection is an ingress security feature; it does not perform any egress checking. Question 2 Explanation Dynamic ARP inspection (DAI) is a security feature that...
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Security Questions
Question 1 Explanation This is a training program which simulates an attack, not a real attack (as it says “The webpage that opens reports that it was safe”) so we believed it should be called a “user...
View ArticleAAA Questions
If you are not sure about AAA, please read our AAA TACACS+ and RADIUS Tutorial. Question 1 Question 2 Question 3 Explanation AAA stands for Authentication, Authorization and Accounting. +...
View ArticleAccess-list Questions
Note: If you are not sure about Access list, please read our Access List Tutorial. Question 1 Explanation The “deny tcp any host 10.30.0.100 eq 80” command means “block all (any) traffic from...
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HSRP Questions
Note: If you are not sure about HSRP, please read our HSRP tutorial. Question 1 Explanation The “preempt” command enables the HSRP router with the highest priority to immediately become the active...
View ArticleSyslog Questions
Note: If you are not sure about Syslog, please read our Syslog tutorial. Question 1 Question 2 Explanation Usually no action is required when a route flaps so it generates the notification syslog...
View ArticleNTP Questions
Quick review of NTP – NTP is designed to synchronize the time on a network. NTP runs over the User Datagram Protocol (UDP), using port 123 as both the source and destination. – An Authoritative NTP...
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NAT Questions
Note: If you are not sure about NAT PAT, please read our Network Address Translation NAT Tutorial. Question 1 Question 2 Explanation Maybe this question wanted to ask “which IP address is the source...
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EIGRP Questions
Note: If you are not sure about EIGRP, please read our EIGRP Tutorial. Question 1 Question 2 Explanation The reported distance (or advertised distance) is the cost from the neighbor to the...
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OSPF Questions
Note: If you are not sure about OSPF, please read our OSPF Tutorial. Quick OSPF review – OSPF is a link-state routing protocol, which runs Dijkstra algorithm to calculate the shortest path. –...
View ArticleIP Routing Questions
Question 1 Question 2 Explanation The source and destination IP addresses of the packets are unchanged on all the way. Only source and destination MAC addresses are changed. Question 3 Question 4...
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