Tydzien Przed Net+ Flashcards by Karol Suchecki

Adjacent

Przylegajacy

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Which of the following answers refers to a traffic monitoring device placed between two points in a network infrastructure?
Tap
Repeater
Active hub
Transceiver

Tap

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Which of the following answers refers to a specialized tool used for evening out wire ends?
Cable crimper
Needle-nose pliers
Wire stripper
Snips

Snips

wire stripper to sciagacz izolacji

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Which of the following answers refers to a software tool used for measuring the maximum achievable bandwidth on IP networks?
pcap
OpenVAS
iperf
pfSense

iperf

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A Cisco-designed IP traffic collection method is called:
iperf
pcap
NetFlow
TACACS+

NetFlow

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Which of the following answers refers to an internal network server used for delivering software upgrades to network devices?
TFTP server
C2 server
Proxy server
Jump server

TFTP server

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What is the name of a Windows command-line utility that can be used to display TCP/IP configuration settings?
ifconfig
nslookup
ipconfig
netstat

ipconfig

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Which of the answers listed below refers to an ipconfig command parameter used for displaying the full TCP/IP configuration information for all adapters?
-a
/?
/all
/-a

/all

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Which of the following network topologies is most commonly used in contemporary Ethernet LANs?
Bus topology
Star topology
Ring topology
Mesh topology

Star topology

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p2p a clinet-server?
kwestia działania,
centralizacji
niezawodności
bezpieczeństwa

p2p bardziej niezawodne, ale mniej bezpieczne, zdecentralizowane. Kazdy z kazdym gada, każdy kazdemu może coś wysłać itp

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A type of limited-range computer network used for data transmission among various types of personal devices is referred to as:
PAN
LAN
SAN
MAN

PAN
personal area network

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Which of the answers listed below refers to an IPv6 link-local address?
2002::/16
FE80::/10
2001::/32
::1/128

FE80::/10

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What is the name of a solution that increases the efficiency of IP address space management by allowing network administrators to divide networks into subnets of different sizes?
DNAT
VLSM
MPLS
VLAN

VLSM

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A reverse DNS lookup zone is used for finding an IP address associated with a given domain name.
True
False

False

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A forward DNS lookup zone returns a domain name for a given IP address.
True
False

False

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A type of DNS query that returns either a valid address or a referral to another DNS server that may hold relevant information to the name resolution process is known as recursive query.
True
False

False

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Which of the following answers refer to the layers that can be found in the three-tiered datacenter network architecture model? (Select 3 answers)
Core layer
Distribution/aggregation layer
Application layer
Infrastructure layer
Access/edge layer

Core layer
Distribution/aggregation layer
Infrastructure layer

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Which of the answers listed below refers to a technology designed to simplify network infrastructure management?
SAN
SDN
SSP
SEH

SDN

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Which of the following answers refer to the characteristics of the spine-and-leaf datacenter network architecture model? (Select 2 answers)
Star topology
Two-tier architecture
Full mesh topology
Three-tier architecture
Single-tier architecture

Two-tier architecture
Full mesh topology

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FCoE, Fibre Channel, and iSCSI are connection types used in:
SAN
VLAN
NAS
SDN

SAN

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Which of the following answers refer to the 2G/3G mobile telecommunications standards? (Select 2 answers)
CDMA
NFC
CWDM
GSM
CSMA

CDMA
GSM

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A social engineering technique whereby attackers under disguise of a legitimate request attempt to gain access to confidential information is commonly referred to as:
Phishing
Backdoor access
Privilege escalation
Shoulder surfing

Phishing

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Which of the following answers refers to a specialized tool used for evening out wire ends?
Cable crimper
Needle-nose pliers
Wire stripper
Snips

Snips

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Which of the following answers refers to a software tool used for measuring the maximum achievable bandwidth on IP networks?
pcap
OpenVAS
iperf
pfSense

iperf

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Which of the following answers refers to an internal network server used for delivering software upgrades to network devices? TFTP server C2 server Proxy server Jump server

TFTP server c2 server to do botnetów jump server to do łaczenia dwoch dmz albo czegos z dmz

Which of the following answers refer(s) to the characteristic features of MPLS? (Select all that apply) Encrypted network traffic Used for connecting devices on a WAN Packets may be sent over different network paths (routing decisions based on each router's routing table entries) Unencrypted network traffic Enables sending packets over a single, faster network path (routing decisions based on labels) Used for connecting devices on a LAN Enables delivery of various data packet types over the same network link

Used for connecting devices on a WAN Unencrypted network traffic Enables sending packets over a single, faster network path (routing decisions based on labels) Enables delivery of various data packet types over the same network link

Which of the following solutions replaces network hardware with virtual machines? NFV Hypervisor VM Replication Media converter

NFV

Which of the following terms refer to the characteristic features of DSL? (Select 3 answers) Leased lines Copper cabling Telephone lines Fiber-optic cabling Last mile solutions WAN links

Copper cabling Telephone lines Last mile solutions

What is the most common type of a DSL Internet access? VDSL ADSL SDSL UDSL

ADSL

The use of cable modems for Internet access within a standard cable television infrastructure is commonly referred to as: Dial-up Cable broadband Frame relay Ethernet

Cable broadband

Which of the following answers can be used to describe leased-line connections? (Select 3 answers) Contended service Typically used for premium residential Internet access Last mile solutions Dedicated, point-to-point, always-on connections Typically used by businesses and organizations WAN links

Dedicated, point-to-point, always-on connections Typically used by businesses and organizations WAN links

Which of the answers listed below refer(s) to UTP cabling? (Select all that apply) Twisted-pair copper cabling Used in Ethernet networks and telephone systems Low cost and ease of installation Takes advantage of additional protective cover reducing signal interference from outside sources Coaxial cabling Not surrounded by any shielding that would provide protection against interference from outside sources Fiber-optic cabling In Ethernet networks, installed with RJ45 connector type

Twisted-pair copper cabling Used in Ethernet networks and telephone systems Low cost and ease of installation Not surrounded by any shielding that would provide protection against interference from outside sources In Ethernet networks, installed with RJ45 connector type

Shielded Twisted-Pair (STP) cabling reduces what kind of interference? (Select 2 answers) Jitter Signal attenuation Crosstalk EMI Signal latency

Crosstalk EMI

In cloud computing, the practice of grouping together computing resources and making them available for shared access for multiple consumers is referred to as: Broad network access Measured service On-demand self-service Resource pooling

Resource pooling

Which of the terms listed below refers to a cloud computing feature that allows consumers to control the volume and type of utilized computing resources? Measured service On-demand self-service Broad network access Rapid elasticity

On-demand self-service

Which of the answers listed below apply to DSL modems? (Select 3 answers) Dedicated bandwidth Cabling that carries TV signals Shared bandwidth Twisted-pair copper cabling Telephone lines Coaxial cabling

Dedicated bandwidth Twisted-pair copper cabling Telephone lines

Which type of network documentation would be of help in determining the physical location of a network server? Network diagram IDF documentation Rack diagram MDF documentation

Rack diagram

A document established between two or more parties to define their respective responsibilities and expectations in accomplishing a particular goal or mission is known as: SLA MOU SOW MSA

MOU

An agreement between a service provider and users defining the nature, availability, quality, and scope of the service to be provided is known as: SOW MSA SLA MOU

SLA

In SNMP, each node in a MIB is uniquely identified by a(n): DSU OID PII OUI

OID oui to organization unit identifier, czyli bardziej ldap

Which of the following answers refers to a non-proprietary remote-access protocol that enables control over another computer on the network with the use of a graphical user interface? VTP VRF VTC VNC

VNC

Which of the following answers refers to a shared secret authentication method used in WPA, WPA2, and EAP? PSK 802.1X SAE TKIP

PSK -pre shared key tkip to protokół szyfrowania czy costam koło tego, ale nie ten shared secret

Which of the acronyms listed below refers to a set of rules that specify which users or system processes are granted access to objects as well as what operations are allowed on a given object? CRL NAT BCP ACL

ACL - access control list

Which of the following command-line commands in MS Windows are used to display the contents of a routing table? (Select 2 answers) netstat -p route print netstat -a print route netstat -r

netstat -r route print

Which of the following command-line commands in MS Windows are used to display the contents of a routing table? (Select 2 answers) netstat -p route print netstat -a print route netstat -r

route print netstat -r

Which netstat parameter allows to display the names of applications and executable file components that are accessing the network? -a -n -b -p

-b

An estimated measurement of the power level that a wireless client device is receiving from an Access Point (AP), or router is referred to as: ESS RSSI SNR EIRP

RSSI

The term "Asymmetric routing" refers to a preferred network configuration in which packets are sent and received via different network paths. True False

False What is Asymmetric Routing? In Asymmetric routing, a packet traverses from a source to a destination in one path and takes a different path when it returns to the source moze chodzi o to prefered?

What is the fastest way for validating a digital certificate? CRL OCSP CSR OSPF

OCSP

You must decide whether to purchase 110 blocks or 66 blocks for the wiring in a new building. Which statement is NOT an advantage of a 110 block over a 66 block? A 110 block supports higher frequencies. A 110 block does not use a punch-down tool. A 110 block requires less space. A 110 block supports both telephone and data networks.

A 110 block does not use a punch-down tool.

You are the network administrator for an organization whose network uses the Open Shortest Path First (OSPF) routing protocol. Which metric does this protocol use for optimal path calculation? MTU Delay Cost Hop count

Cost

You need to implement an independent network within your private LAN. Only users in the Research and Development department should be able to access the independent network. The solution must be hardware based. Which type of network should you deploy? a virtual private network (VPN) a demilitarized zone (DMZ) an extranet a virtual local area network (VLAN)

a virtual local area network (VLAN)

Which of the following controls can be used as a deterrent, an authentication method, or documentation? Badges Video surveillance Key fob Biometrics

Video surveillance

You need to perform some administrative maintenance on a Cisco router. You decide to connect your notebook computer to the console port on the router. Which type of cable should you use? crossover cable patch cable rollover cable straight-through cable

rollover cable jego sie uzywa do tego własnie byku

You want to configure a firewall and filter packets on a Linux system. Which command would you use? iptables tcpdump nslookup ifconfi

iptables

You have implemented a new 802.11b 2.4-GHz WLAN. Which of the following devices can cause interference with this network? (Choose all that apply.) microwave ovens cordless phones electrical wiring cable TV cabling

microwave ovens cordless phones

Port SMTP i SMTP TLS

25 i 587

DNS 53 63 68 80

53 63 nic 67 i 68 - dhcp 80 to wiadomka

TFTP 53 443 445 69

DHCP dwa porty

67/68

POP3 995 123 110 636

110 123- ntp 995- pop3 po sslu 636 ldaps

NTP 587 993 123 80

123 993 - imap po sslu 587 - smtp tls

IMAP port

143

SNMP [wybierz dwa] 143 145 161 163 162

161/162

LDAP 3389 389 3889 315

389

SMB port

445

Syslog 445 514 443 993

514 993- imap po sslu

LDAPS port

636

IMAP po sslu 995 czy 993

993

POP3 po sslu 995 czy 993

995

SQL Server 3389 993 1433 1521

1433 993 po imap po sslu 1521sqlnet

MySQL 3306 3389 123 1521

3306 1521 - sqlnet 123- ntp

SIP (session initiation protocol)

5060/5061

Which of the answers listed below refer to the RJ11 connector? (Select 2 answers) Used with telephone cabling Twisted-pair copper cabling connector Used with Ethernet network cabling Fiber-optic cabling connector Coaxial cabling connector

Used with telephone cabling Twisted-pair copper cabling connector

Automatic routing table update is a feature of: Static routing Route redistribution Dynamic routing Route aggregation

Dynamic routing

Which of the following backup facilities does not require physical infrastructure? Cold site Warm site Hot site Cloud site

Cloud site

Which of the following wireless technologies enables identification and tracking of tags attached to objects? WTLS GPS RFID NFC

RFID

A type of identification badge that can be held within a certain distance of the reader to authenticate the holder is called: ID badge Smart card Security token RFID badge

RFID badge

Which of the terms listed below refers to a method for permanent and irreversible removal of data stored on a memory device? Sanitization High-level formatting Recycle Bin (system utility) Partitioning

Sanitization

Which specific actions are not be performed in the first step of the troubleshooting process? (Select 2 answers) Gathering information Establishing a plan of action to resolve the problem Questioning users Identifying symptoms Determining recent changes Establishing a theory of probable cause Duplicating the problem

Establishing a plan of action to resolve the problem Establishing a theory of probable cause

In the troubleshooting methodology, the process of establishing a theory of probable problem cause does not involve: Top-to-bottom OSI layer approach ( Your answer) Applying multiple approaches to the problem Verifying the most common issues (Questioning the obvious) Bottom-to-top OSI layer approach Asking for assistance (Escalating)

Asking for assistance (Escalating)

Once the theory of probable cause of the problem has been established, the next troubleshooting step should involve: Verifying full system functionality Testing the theory to determine the problem cause ( Missed) Implementing the solution Establishing a plan of action to resolve the problem

Testing the theory to determine the problem cause

Which step of the troubleshooting process involves establishing a plan of action to resolve the problem? First step Second step Third step Fourth step

Fourth step

According to the troubleshooting methodology, verification of full system functionality and implementation of applicable preventive measures should be performed as the: Next step after documenting findings, actions, and outcomes First step of the troubleshooting process Next step after implementing the solution Last step of the troubleshooting process

Next step after implementing the solution

The last step of the troubleshooting process should come as the next consecutive step after: (Select 2 answers) Implementing the solution Verifying full system functionality Identifying potential effects of the implemented solution Documenting findings, actions, outcomes, and conclusions Implementing preventive measures

Implementing preventive measures Verifying full system functionality

The last step of the troubleshooting process should involve: Implementing preventive measures Documenting findings, actions, outcomes, and conclusions Implementing the solution Verifying full system functionality Identifying potential effects of the implemented solution

Documenting findings, actions, outcomes, and conclusions

93. A wireless network was installed in a warehouse for employees to scan crates with a wireless handheld scanner. The wireless network was placed in the corner of the building near the ceiling for maximum coverage However users in the offices adjacent lo the warehouse have noticed a large amount of signal overlap from the new network Additionally warehouse employees report difficulty connecting to the wireless network from the other side of the building; however they have no issues when. They are near the antenna. Which of the following is MOST likely the cause? The wireless signal is being refracted by the warehouse's windows The antenna's power level was set too high and is overlapping An omnidirectional antenna was used instead of a unidirectional antenna The wireless access points are using channels from the 5GHz spectrum

The wireless signal is being refracted by the warehouse's windows

A company that uses VoIP telephones is experiencing intermittent issues with one-way audio and dropped conversations. The manufacturer says the system will work if ping times are less than 50ms. The company has recorded the following ping times: Which of the following is MOST likely causing the issue? Attenuation Latencywrong VLAN mismatch Jitter

Attenuation

14. Within the realm of network security, Zero Trust: prevents attackers from moving laterally through a system allows a server to communicate with outside networks without a firewall. block malicious software that is too new to be found in virus definitions stops infected files from being downloaded via websites

block malicious software that is too new to be found in virus definitions

35. Wireless users are reporting intermittent internet connectivity. Connectivity is restored when the users disconnect and reconnect, utilizing the web authentication process each time. The network administrator can see the devices connected to the APs at all times . Which of the following steps will MOST likely determine the cause of the issue? Verify the session time-out configuration on the captive portal settings Check for encryption protocol mismatch on the client’s wireless settings Confirm that a valid passphrase is being used during the web authentication Investigate for a client’s disassociation caused by an evil twin AP

Verify the session time-out configuration on the captive portal settings

6. A store owner would like to have secure wireless access available for both business equipment and patron use . Which of the following features should be configured to allow different wireless access through the same equipment? MIMO TKIP LTE SSID

SSID

56. A network administrator is installing a wireless network at a client’s office . Which of the following IEEE 802.11 standards would be BEST to use for multiple simultaneous client access? CDMA CSMA/CD CSMA/CA GSM

CDMA

74. A network administrator needs to query the NSs for a remote application . Which of the following commands would BEST help the administrator accomplish this task? dig arp show interface hostname

dig

75. A network engineer configured new firewalls with the correct configuration to be deployed to each remote branch. Unneeded services were disabled, and all firewall rules were applied successfully . Which of the following should the network engineer perform NEXT to ensure all the firewalls are hardened successfully? Ensure an implicit permit rule is enabled Configure the log settings on the firewalls to the central syslog server Update the firewalls with current firmware and software Use the same complex passwords on all firewalls

Update the firewalls with current firmware and softwarecorrect

88. A technician is installing a new fiber connection to a network device in a datacenter. The connection from the device to the switch also traverses a patch panel connection. The chain of connections is in the following order: - Device - LC/LC patch cable - Patch panel - Cross-connect fiber cable - Patch panel - LC/LC patch cable - Switch The connection is not working. The technician has changed both patch cables with known working patch cables. The device had been tested and was working properly before being installed . Which of the following is the MOST likely cause of the issue? TX/RX is reversed An incorrect cable was used The device failed during installation Attenuation is occurring

TX/RX is reversed

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Tydzien Przed Net+ Flashcards

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