Network + Ch 8 RQ – Flashcards
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Your organization has just approved a special budget for a network security upgrade. What procedure should you conduct in order to make recommendations for the upgrade priorities?
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Posture assessment
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What wireless attack might a potential hacker execute with a specially configured transmitter?
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Jamming
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what kind of vulnerability is exploited by a ping of deaths?
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Buffer overflow
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Which type DoS attack orchestrates an attack using uninfected computers?
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DDroS ( Distributed reflective DoS)
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What software might be installed on a device in order to authenticate it to the network?
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agent
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What feature of windows server allows for agent-less authentication?
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AD (Active Directory)
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What kind of firewall blocks traffic based on application data contained within the packets?
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content-filtering firewall
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What of the following features does not distinguish an NGFW from traditional firewalls?
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NGFW have built-in Application Control features and are application aware, user awareness, context aware.
NGFW does not use UTM
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At what layer of the OSI model do proxy servers operate?
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Layer 7, Application Layer
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What kind of virus runs in place of the computer's normal systems files?
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boot-sector viruses
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What unique characteristic of zero-day exploits make them so dangerous?
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because the vulnerability is exploited before the software developer has the opportunity to provide a solution for it
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What characteristic of ARP makes it particularly vulnerable to being used in a DoS attack?
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ARP performs no authentication, and so it is highly vulnerable to attacks.
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A neighbor hacks into your secured wireless network on a regular basis, but you did int give him the password. What loophole was most likely left open?
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Default password was never made.
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Regarding managing security security levels, why do network administrators create domain groups?
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to assign rights that meet the needs of those groups.
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What kinds of issues might indicate a miss-configured ACL?
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Wrong people being able to log in.
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Any traffic that is not explicitly permitted in the ACL is _______, which is called the ______.
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dropped, implicit deny
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What's the difference between an IDS and an IPS?
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IDS (intrusion detection system) creates alerts when suspicious activity happens.
IPS (intrusion Prevention system) prevents traffic from reaching the network.
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What causes most firewall failures?
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Not being configured correctly
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What are the two primary features that give proxy servers an advantage over NAT?
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Content filtering and improved performance, reverse proxy.
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What distinguishes a virus from other types of malware?
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to be a virus it must replicate itself with the intent to infect more computers.
