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Mod 12
Mod 12
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1
What is a potential risk of using third-party libraries and SDKs?
They are always more expensive than custom code
Vulnerabilities in them can affect multiple applications
They require more storage space
They increase development time
2
Which statement best describes the Zero Trust model in network security?
It only monitors external users
It only applies to north-south traffic
It automatically trusts internal users
It monitors all users regardless of their status or role
3
Which security measure prevents unauthorized DHCP servers from providing IP addresses?
DHCP snooping
RIP authentication
Port scanning
DNS Security Extensions
4
What type of authentication can prevent rogue access point attacks?
Basic authentication
Open authentication
Mutual authentication
Single authentication
5
Which protocol provides secure remote connection and should replace Telnet?
HTTPS only works with specific browsers
HTTP is faster than HTTPS
HTTPS adds SSL/TLS encryption for secure communication
HTTPS uses port 80 while HTTP uses port 443
6
Why is Network Time Protocol (NTP) important for network security?
It blocks unauthorized port access
It accurately tracks security violations and validates digital certificates
It encrypts all network traffic
It prevents DNS attacks
7
Which protocol replaced TKIP in WPA2?
MIC
AES
WEP
CCMP
8
Which mobile device ownership model allows employees to use their personal devices for work?
Company-issued
COPE
BYOD
Corportate-owned
9
What is the primary purpose of a checksum?
To encrypt data during transfer
To validate user permissions
To verify file integrity during transfer
To compress files for storage
10
What was the first security protocol used for wireless networks?
WPA2
WPA
TKIP
WEP
11
Which statement about physical barriers and fencing is accurate?
They require minimal maintenance once installed
Vehicles should be parked near fences for quick response
Top guards are completely effective against all intruders
Regular inspections are necessary to maintain security
12
What is containerization used for in mobile device management?
Isolating apps and controlling app functions
Physical storage of devices
Managing device temperature
Increasing battery life
13
Which authentication type allows any wireless device to connect to the network?
PEAP
Shared Key Authentication
EAP-TLS
Open System Authentication
14
What is the primary purpose of a development environment in software creation?
To develop, test, and debug before deployment
To store backup copies of software
To deploy live applications
To maintain maximum security restrictions
15
In the context of RAID storage systems, which statement is correct?
Hardware RAID is managed by the operating system
Software RAID requires specialized hardware controllers
RAID 0 provides data recovery if a single disk fails
Mirroring duplicates and stores data on a second drive
16
What is the purpose of S/MIME in email communications?
To increase email delivery speed
To compress email attachments
To filter spam messages
To provide digital signatures and encryption for secure transmission
17
What is the primary goal of a 'five nines' availability rate in high availability systems?
To limit downtime to less than 5.26 minutes per year
To achieve 95% system uptime
To ensure zero downtime throughout the year
To maintain 99% system reliability
18
Which validation rule checks that data falls within a minimum and maximum value?
Format check
Consistency check
Size check
Range check
19
Which EAP type requires both client and server certificates?
EAP-FAST
PEAP
EAP-TLS
EAP-TTLS
20
What is the primary difference between a VLAN and a traditional LAN?
LANs provide better security than VLANs
VLANs can only connect to one switch at a time
VLANs cannot communicate between switches
VLANs are based on logical connections, while LANs are based on physical.
21
Which security practice involves organizing data in a database to maintain data integrity?
Normalization
Camouflage
Deprovisioning
Obfuscation
22
Which of the following is NOT a threat to mobile devices?
Regular software updates
Unauthorized access
Network risks
Operating system risks
23
What factor is considered most crucial when selecting a biometric system?
Data storage requirements
Enrollment time
Throughput rate
Accuracy
24
What is a characteristic of Type I errors in biometric systems?
They are considered the most serious security threat
They increase system processing speed
They allow unauthorized access
They reject authorized users
25
What is a rogue access point?
A broken access point
A temporary access point
An unauthorized access point that imitates an authorized one
A legitimate network access point
26
What is the primary concern regarding Type II errors in biometric authentication systems?
They cause system maintenance delays
They allow unauthorized access to secured areas
They result in lost business transactions
They increase false rejection rates
27
In a network security context, which zone typically has the highest risk level and lowest trust level?
Internet zone
Extranet zone
DMZ zone
LAN zone
28
What is the typical accuracy of GPS tracking on smartphones?
Within 5 meters
Within 20 meters
Within 50 meters
Within 1 meter
29
What is the primary advantage of WPA over WEP?
It uses simple passwords
It has no encryption
It uses 64-bit keys
It uses 256-bit keys
30
What security feature does DNSSEC provide?
Password encryption
Digital signatures for authentication
Virus scanning
Firewall protection
31
Which of the following best describes system resiliency in high availability systems?
The installation of HVAC systems
The implementation of access control systems
The process of backing up data regularly
The ability to maintain operations despite attacks or disrupting events
32
What is "jailbreaking" in the context of mobile devices?
Removing Apple's restrictions on unauthorized apps
Installing approved apps
Changing the device password
Physical damage to the device
33
What is the purpose of a trunk port in a VLAN configuration?
To connect end-user devices
To allow multiple VLAN traffic between switches
To restrict all network traffic
To isolate broadcast domains completely
34
How does version control prevent data corruption?
By preventing simultaneous updates to the same object
By encrypting all file transfers
By allowing multiple simultaneous updates
By automatically backing up all files
35
Which version of SNMP is the current standard and uses cryptography?
SNMPv3
SNMPv4
SNMPv1
SNMPv2
36
How does N+1 redundancy work in high availability systems?
It requires three backup components minimum
It requires double the number of components for backup
It needs one backup component for each active component
It eliminates the need for backup components
37
Which technique replaces sensitive data with realistic fictional data?
Obfuscation
Camouflage
Provisioning
Normalization
38
What is the maximum number of hops allowed in a RIP network path?
10
15
20
12
39
Why should WPS (Wi-Fi Protected Setup) be disabled?
It doesn't support modern devices
It's too slow
It's vulnerable to brute-force attacks
It consumes too much power
40
Which authentication method uses unique physical characteristics?
Context-aware authentication
Screen locks
Remote wiping
Biometric authentication
41
What is storage segmentation primarily used for in mobile devices?
To backup data
To improve device performance
To separate personal and work content
To increase storage capacity
42
What is the main purpose of the Spanning Tree Protocol (STP) in network redundancy?
To prevent loops when switches interconnect via multiple paths
To create multiple active paths between destinations
To increase network speed
To enable simultaneous data transmission across all paths
43
What is the purpose of a stored procedure in database security?
To increase network traffic
To execute precompiled SQL statements efficiently
To create backup copies of data
To validate user credentials
44
What happens in an automated input attack against a newsletter subscription?
The website crashes immediately
User passwords are stolen
The database is encrypted
The database is flooded with invalid subscribers
45
Which protocol provides secure remote connection and should replace Telnet?
HTTP
FTP
SNMP
SSH
46
How can intruders potentially overcome top guard security measures like barbed wire?
By employing thermal equipment
By using blankets or wire cutters
By using electronic devices
By creating underground tunnels
47
Which secure protocol is used for file transfers and adds TLS/SSL support?
SMTP
HTTP
POP3
FTPS
48
What is the primary purpose of a DMZ in network architecture?
To block all external access to the network
To eliminate the need for firewalls
To host internal company data
To create a barrier between trusted and untrusted networks
49
Which security measure ensures that users can only access resources they need?
Normalization
Obfuscation
Authorization
Checksums
50
What is the primary purpose of a port scanner in network security?
To synchronize network time settings
To assign IP addresses to network devices
To detect open ports on a device and their usage
To encrypt network communications
