Network Security Final Exam Questions
Course Introduction
Network Security is a comprehensive course that explores the principles, technologies, and best practices for safeguarding digital networks from cyber threats and attacks. Students will learn about key security concepts such as encryption, authentication, intrusion detection, firewalls, virtual private networks, and security protocols. The course also examines common vulnerabilities, emerging attack vectors, and the strategies used to mitigate risks in both wired and wireless environments. Through theoretical foundations and practical exercises, students will develop the skills necessary to assess network security postures, implement protective measures, and respond effectively to security breaches in modern networked systems.
Recommended Textbook
CWSP Guide to Wireless Security 1st Edition by Mark Ciampa
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12 Chapters
504 Verified Questions
504 Flashcards
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Chapter 1: Foundations of Wireless Security
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41 Verified Questions
41 Flashcards
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Sample Questions
Q1) A(n) ____________________ site has all the equipment needed for an organization to continue running, including office space and furniture, telephone jacks, computer equipment, and a live telecommunications link.
Answer: hot
Q2) The IEEE ____ standard specifies a maximum rated speed of 54 Mbps and also supports 48, 36, 24, 18, 12, 9, and 6 Mbps transmissions using the UNII band.
A) 802.11
B) 802.11a
C) 802.11b
D) 802.11z
Answer: B
Q3) The ____ is the entire range of all radio frequencies.
A) unregulated bands
B) license-exempt spectrum
C) infrared light
D) radio frequency spectrum
Answer: D
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Chapter 2: Wireless LAN Vulnerabilities
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Sample Questions
Q1) Wireless access control through MAC address filtering is the same as access restrictions.
A)True
B)False
Answer: False
Q2) In WEP, RC4 uses a(n) ____________________ to create the keystream.
Answer: pseudo random number generator (PRNG) pseudo random number generator PRNG
Q3) A ____ attack takes each word from a dictionary and encodes it in the same way the passphrase was encoded.
A) social engineering
B) brute force
C) dictionary
D) birthday
Answer: C
Q4) A wireless device is set to look for beacon frames from the AP. This is known as ____________________.
Answer: scanning
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Chapter 3: Passive Wireless Discovery
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41 Flashcards
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Sample Questions
Q1) ____________________ involves phishers setting up their own search engines to direct traffic to illegitimate sites.
Answer: Google phishing
Q2) Many of the functions of a PDA are now incorporated into cellular telephones sometimes called ____.
A) smartphones
B) handheld PCs
C) tablet computers
D) slate computers
Answer: A
Q3) The informal expression used more often for searching for RF signals is ____.
A) phishing
B) pharming
C) beaconing
D) wardriving
Answer: D
Q4) Passive wireless discovery through wardriving is in itself an illegal activity.
A)True
B)False
Answer: False
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Chapter 4: Active Wireless Attacks
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Sample Questions
Q1) Most successful wireless DoS attacks are performed at the ____ layer of the OSI model.
A) Physical
B) MAC
C) Network
D) Application
Q2) A computer ____ is a program that secretly attaches itself to another document or program and executes when that document or program is opened.
A) virus
B) worm
C) spam
D) logic bomb
Q3) An incorrect configuration of wireless hardware or software can often result in easy access to a system.
A)True
B)False
Q4) What are some of the symptoms that indicate a virus has infected a computer?
Q5) With wireless CSMA/CA the amount of time that a device must wait after the medium is clear is called the ____________________.
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Chapter 5: Wireless Security Models
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41 Flashcards
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Sample Questions
Q1) What are the benefits of limiting the maximum number of DHCP users?
Q2) What are the steps involved in the 802.1x authentication procedure?
Q3) PSK keys are automatically authenticated between devices after a specified period known as the ____.
A) MIC interval
B) IV interval
C) rekey interval
D) CRC interval
Q4) The ____ in an 802.1x configuration stores the list of the names and credentials of authorized users to verify their authenticity.
A) supplicant
B) authenticator
C) authentication server
D) RADIUS
Q5) Briefly describe the history of AES.
Q6) It is recommended that AES encryption and decryption be performed in hardware because of the computationally intensive nature of AES.
A)True
B)False
Page 7
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Chapter 6: Enterprise Wireless Hardware Security
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Sample Questions
Q1) Most bridges have what is known as ____________________ that minimizes the spread of the signal so that it can reach farther distances.
Q2) What is a wireless switch?
Q3) A backhaul wireless mesh network provides alternative data paths for the "backside" connection to the Internet (that is, from the routers to the Internet, called the ____________________).
Q4) Describe the main characteristics of transmit power control (TPC).
Q5) What are some of the advantages and disadvantages of ad hoc wireless mesh networks?
Q6) A ____ is a network device that transfers packets between networks.
A) bridge
B) router
C) gateway
D) switch
Q7) A(n) ____________________ combines an access point with a router, typically with multiple ports.
Q8) The 802.11 MAC layer ____________________ mode is based upon polling and serves as a centralized scheduling mechanism.
Q9) What are the four operational mode supported by remote wireless bridges?
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Chapter 7: Designing a Secure Wireless Network
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Sample Questions
Q1) ____ is the practice of dividing the network into smaller units.
A) Switching
B) Segmentation
C) VLANs
D) Filtering
Q2) In addition to a hardware firewall that protects the network, each wireless device should have its own software firewall installed, sometimes known as a(n) ____.
A) antivirus firewall
B) antispyware software
C) patch software
D) personal firewall
Q3) What are some of the advantages of using NAT?
Q4) ____ means that a single cable is used to support multiple virtual LANs.
A) Filtering
B) Broadcasting
C) Unicasting
D) Trunking
Q5) The foundation of a firewall is a(n) ____________________.
Q6) How does Microsoft classify patches?
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Chapter 8: Secure Wireless Authentication
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Sample Questions
Q1) ____ deployment consists of one or more RADIUS servers accessing a centralized authentication database.
A) Distributed autonomous sites
B) Distributed sites with centralized authentication and security
C) Single site
D) Distributed sites and security with centralized authentication
Q2) A ____ deployment uses local authentication with one or more RADIUS servers at each site. However, the authentication database is replicated from one central site to each local site.
A) distributed autonomous site
B) distributed sites with centralized authentication and security
C) single site deployment
D) distributed sites and security with centralized authentication
Q3) Identify the types of information typically included in a digital certificate.
Q4) Briefly describe the functions of a RADIUS client and a RADIUS server.
Q5) The ____ is used by the EAP key exchanges to provide confidentiality.
A) KEK
B) KCK
C) WPAK
D) nonce key
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Chapter 9: Secure Wireless Transmissions
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Sample Questions
Q1) What are the areas of protection provided by IPsec?
Q2) An extension to PPTP is the ____, which establishes, configures, and automatically tests the connection.
A) network access server (NAS)
B) Layer 2 Tunneling Protocol (L2TP)
C) IP Security (IPsec)
D) Link Control Protocol (LCP)
Q3) The most widely used SCP client is the command-line program ____________________, which is provided in many implementations of SSH.
Q4) ____ is a widely used protocol for establishing connections over a serial line or dial-up connection between two points.
A) PPP
B) SFTP
C) SCP
D) SSH
Q5) Why is IPsec considered a transparent protocol?
Q6) SSH can even be used as a tool for secure network backups.
A)True
B)False
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Chapter 10: Managing the Wireless Network
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Sample Questions
Q1) Both SNMP and WLAN management systems contain tools to perform three important management functions: network discovery, ____, and configuration.
A) auditing
B) monitoring
C) logging
D) network association
Q2) A(n) ____ probe uses dedicated probes for scanning the RF for attacks.
A) integrated
B) embedded
C) internal
D) overlay
Q3) A(n) ____ system monitors the normal activity of the wireless LAN and "learns" its normal characteristics.
A) signature detection
B) anomaly detection
C) known attacks detection
D) pattern detection
Q4) What are the disadvantages of using a WIDS?
Q5) The ____________________ governs the privacy of personal health information.
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Chapter 11: Wireless Security Policy
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Sample Questions
Q1) A ____ is a collection of suggestions that should be implemented.
A) code of ethics
B) guideline
C) standard
D) policy
Q2) A ____ is a document that outlines specific requirements or rules that must be met.
A) policy
B) standard
C) guideline
D) risk
Q3) A(n) ____ outlines the actions to be performed when a security breach occurs.
A) risk identification
B) threat modeling
C) risk management
D) incident response
Q4) Identifying assets is a fairly simple and quick process.
A)True
B)False
Q5) Why is it critical to have users "buy in" to the policy and willingly follow it?
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Chapter 12: Operational Support and Wireless Convergence
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Sample Questions
Q1) Briefly describe role-based access control.
Q2) The first generation of wireless cellular telephony transmitted at 9.6 Kbps using analog ____ technology.
A) packet-switch
B) frame-switch
C) unit-switch
D) circuit-switch
Q3) How can wireless segmentation be accomplished?
Q4) The current 802.16 standard, known as ____________________, is officially IEEE 802.16-2004.
Q5) Why is it important to train and educate all network users?
Q6) Why is operational support important for a WLAN?
Q7) An important principle of good wireless network security design is dividing the network into smaller units, a practice known as ____.
A) VPN
B) filtering
C) segmentation
D) firewalling
Q8) Briefly describe traffic filtering. Page 14
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