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Total questions: 30
Worksheet time: 45mins
Which of the following is an example of an IPv4 address?
2001:db8:3333:4444:CCCC:DDDD:EEEE:FFFF
192.168.1.254
00:AB:FA:B1:07:34
::1
A technician needs to limit the amount of broadcast traffic on a network and allow different segments to communicate with each other. Which of the following options would make these requirements?
Add a router and enable OSPF.
Add a layer 3 switch and create a VLAN.
Add a bridge between two switches.
Add a firewall and implement proper ACL
A technician is configuring a managed switch and needs to enable 802.3af. Which of the following should the technician enable?
PoE
Port bonding
VLAN
Trunking
A company has had several virus infections over the past few months. The infections were caused by vulnerabilities in the application versions that are being used. Which of the following should an administrator implement to prevent future outbreaks?
Host-based intrusion detection systems
Acceptable use policies
Incident response team
Patch management
Which of the following protocols must be implemented in order for two switches to shareVLAN information?
VTP
MPLS
STP
PPTP
Network segmentation provides which of the following benefits?
Security through isolation
Link aggregation
Packet flooding through all ports
High availability through redundancy
Which of the following concepts are MOST important for a company's long term health in the event of a disaster? (Select TWO).
Redundancy
Implementing acceptable use policy
Offsite backups
Uninterruptable power supplies
Vulnerability scanning
Which of the following is a security benefit gained from setting up a guest wireless network?
Optimized device bandwidth
Isolated corporate resources
Smaller ACL changes
Reduced password resets
An organization has noticed an uptick in ransomware on its network. Which of the following measures has to be put into practice to lessen the incidents?
ARP inspection
Intrusion detection system
Web content filtering
Port filtering
Which of the following technologies is designed to keep systems uptime running in the event of a disaster?
High availability
Load balancing
Quality of service
Caching engines
What does DOS stand for?
Domain of service
Data on System
Denial of Service
Data on Science
What is the subnet mask of a CIDR /25?
(a)
Which of the following is the correct port number for NTP?
80
939
445
123
When convergence on a routed network occurs, which of the following is true?
All routers are using hop count as the metric
All routers have the same routing table
All routers learn the route to all connected networks
All routers use route summarization
Which of the following uses a POTS line and an RJ-11 connection to link a computer to an ISP?
Multilayer switch
Access point
Analog modem
DOCSIS modem
Which of the following is the physical topology for an Ethernet LAN?
Star
Bus
Ring
Mesh
Which of the following would MOST likely be used to review previous upgrades to a system?
Standard operations
Change management
Downtime
system life cycle
A network engineer needs to set up a topology that will not fail if there is an outage on a single piece of the topology. However, the computers need to wait to talk on the network to avoid congestions. Which of the following topologies would the engineer implement?
Star
Bus
Ring
Mesh
A technician, Joe, has been tasked with assigning two IP addresses to WAN interfaces on connected routers. In order to conserve address space, which of the following subnet masks should Joe use for this subnet?
/24
/32
/30
/28
Which of the following describes a network topology that uses a central device and point-to-point connections for all other devices?
Star
Ring
Mesh
Bus
Which of the following network devices employs ACLs to block unwanted access to corporate systems?
IDS
Firewall
Content filter
Load balancer
To share VLAN data between two switches, which of the following protocols must be used?
VTP
MPLS
STP
PPTP
Which of the following advantages is provided by network segmentation?
Security through isolation
Link aggregation
Packet flooding through all ports
High availability through redundancy
A technician is setting up a computer lab. Computers on the same subnet need to communicate with each other using peer to peer communication. Which of the following would the technician MOST likely configure?
Hardware firewall
Proxy server
Software firewall
Which of the following is a security benefit gained from setting up a guest wireless network?
Optimized device bandwidth
Isolated corporate resources
Smaller ACL changes
Reduced password resets
Subnet mask - 255.255.255.248
What is the number of usable HostIDs per subnet?
3
6
5
8
A company has seen an increase in ransomware across the enterprise. Which of the following should be implemented to reduce the occurrences?
ARP inspection
Intrusion detection system
Web content filtering
Port filtering
A user connects to a wireless network at the office and is able to access unfamiliar SMB shares and printers. Which of the following has happened to the user?
The user is connected using the wrong channel.
The user is connected to the wrong SSID.
The user is experiencing an EMI issue.
The user is connected to the wrong RADIUS server.
A network technician is using a network monitoring system and notices that every device on a particular segment has lost connectivity. Which of the following should the network technician do NEXT?
Establish a theory of probable cause.
Document actions and findings.
Determine the next steps to solve the problem.
Determine if anything has changed.
After repairing a computer infected with malware, a technician determines that the web browser fails to go to the proper address for some sites. Which of the following should be checked?
Server host file
Subnet mask
Local hosts file
Duplex settings
