CompTIA N10-007 Network+ Pop Quiz Online – Quiz #1

| September 12, 2018

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You've just started your computer, and you find that you have access to some local servers but no access to the Internet. Which of these is the most likely reason for this issue?


QoS is configured on your network
Your network adapter does not see a signal from the switch
Spanning Tree is currently active
Your duplex setting is incorrect
The DHCP server is down

Correct!

Wrong!

How does the BPDU guard function help to increase STP convergence?


Enables QoS on looping frames
Bypasses the listening and learning states
Increases CPU priority for BPDU traffic
Blocks interfaces after a traffic spike
Dedicates a VLAN for BPDU traffic

Correct!

Wrong!

Which of the following would be most associated with CCMP?


Multiple connections between switches that look like a single link
All traffic on a wireless network is encrypted
A switched network will be free of loops
A router will provide routing updates to all other routers
A browser will check the validity of a web server certificate

Correct!

Wrong!

Which of these best describes the difference between a vulnerability scan and a penetration test?


A vulnerability scan is used on test systems - A penetration test is used on production systems
A vulnerability scan is performed by internal technicians - A penetration test is performed by a third party
A vulnerability scan identifies vulnerabilities - A penetration test exploits vulnerabilities
A vulnerability scan is used on a local subnet - A penetration test is used across Internet connections
A vulnerability scan is associated with network equipment - A penetration test is associated with operating systems

Correct!

Wrong!

You need to query all of your routers every five minutes to gather performance metrics. Which of these would be the best way to accomplish this?


Configure a script to SSH into every router
Use RDP to gather the remote statistics
Query each router with SNMP
Connect the routers to the same IP subnet
Configure a port mirror on each router

Correct!

Wrong!

You're having problems accessing an IP address range on the Internet, and you believe that your firewall is blocking these addresses. Which OSI layer would be most associated with this particular problem?


Layer 7
Layer 6
Layer 5
Layer 4
Layer 3
Layer 2
Layer 1

Correct!

Wrong!

Which of these would be the best use of SHA-2?


Confirm the contents of a downloaded file
Protect the contents of an email message
Validate the sender of a message
Encrypt data across an IPsec tunnel
Disguise data inside of a graphics file

Correct!

Wrong!

Which of the following would be the best reason for implementing a DTLS VPN?


Some applications do not use secure protocols
Most of the VPN connections are over mobile data links
Much of the VPN traffic is VoIP conversations
The VPN users are not configured for 2FA
Some VPN users will congest the link with large file transfers

Correct!

Wrong!

Which standard would best describe ten gigabit Ethernet over category 6 twisted pair cabling?


10GBASE-T
10GBASE-TX
1000BASE-T
10GBASE-TR
1000BASE-TX

Correct!

Wrong!

Which of these devices would be the best choice for filtering traffic at OSI layer 4?


WAP
WAF
Switch
Router
Firewall

Correct!

Wrong!

You've been asked to increase the improve the performance of large file transfers to your network attached storage devices. Which of these technologies would provide the most improvement?


STP
Load balancing
Proxy servers
Jumbo frames
802.1Q tunnels

Correct!

Wrong!

The CRC counter on your computer's network interface is increasing over time. Which of these would be the most likely reason?


Network utilization is high
The network has a loop
The destination device is down
The default gateway is faulty
The network cable is bad

Correct!

Wrong!

You have just deployed your first application to run at a third-party cloud provider. Which of the following network connections would be the best choice between you and the cloud provider?


802.1Q Trunk
Browser-based connection
LAG
Site-to-site VPN
802.11

Correct!

Wrong!

Which of the following would be the best way to reduce the number of fiber runs by half?


Use single-mode fiber
Configure your fiber links for full-duplex
Use an QSFP transceiver
Use multimode fiber
Use a BiDi transceiver

Correct!

Wrong!

You've been asked to configure out-of-band management for your core switch. Which of these would be most associated with this configuration?


Connect a 56K dial-up modem
Define an IP address for your management VLAN
Enable LACP
Disable all unused interfaces
Associate all logins with an LDAP server

Correct!

Wrong!

You're installing a VPN concentrator, and you need to integrate user authentications with your existing directory services. Which of the following would be the best choice for this requirement?


IPsec
SSL
RADIUS
STP
WPA2

Correct!

Wrong!

You suspect that a DNS server may not contain the correct IP address for a server. Which of these would be the best way to verify this?


netstat
ipconfig
iptables
dig
tcpdump

Correct!

Wrong!

You're concerned that a cable run may be using the incorrect category of wire. Which of these would be the best way to verify the cable type?


Use a toner and probe to identify the cable ends
Compare the wires inside of the cable to a known-good cable
Check the outside of the cable
Connect the cable to a computer and look for the highest auto-negotiated speed
Cut the cover open and look for shielding

Correct!

Wrong!

Which of these would be the best way to verify that a downloaded file was not corrupted during the transfer?


Check the file hash
Compress the file after the download is complete
Monitor the bandwidth utilization during the download
Encrypt the file after the download is complete
Copy the file using the /v option

Correct!

Wrong!

Which of these would be the best way to increase the available bandwidth between two switches?


Enable STP
Configure a trunk port
Setup LAG
Enable layer 3 switching
Enable 802.1X

Correct!

Wrong!

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CompTIA N10-007 Network+ Pop Quiz Online – Quiz #1

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