WorksheetsWeek 5: VPN and Network Security Quiz
Total questions: 44
Worksheet time: 22mins
A company with multiple branches wants to connect sites securely over the internet using encrypted tunnels. Which technology should they use?
GRE
VPN
DMVPN
MPLS
VLAN
A remote employee connects to the company network securely using their laptop from home. Which VPN model describes this connection?
Site-to-site
Hub-and-spoke
Client-to-site
Mesh
Split-tunnel
A company VPN uses IPSec with ESP enabled. What benefit does ESP provide compared to AH?
Authentication only
Encryption only
Encryption and integrity
Integrity only
Compression
A technician configures IPSec in tunnel mode. What happens in this mode?
The IP header is encrypted
Only payload data is encrypted
The IP header remains visible
Packets bypass encryption
Packets use broadcast addressing
A network administrator sets up VPN authentication using usernames and passwords stored on a central server. Which protocol supports this?
GRE
EAP
RADIUS
IPSec
PPTP
A remote worker uses RDP to access their office computer. What type of remote access method is this?
Remote host access
Site-to-site VPN
Out-of-band management
Cloud service
GRE tunneling
A company’s VPN encrypts all user internet traffic, not just corporate access. What is this configuration called?
Full tunnel
Split tunnel
Double encryption
Site-to-site
SSL bypass
An administrator uses SSH to manage routers over the internal LAN. What type of management is this?
Out-of-band
In-band
Telnet
Local console
Wireless
A technician connects directly to a router’s console port using a serial cable to perform configurations. What kind of management method is this?
Remote in-band
Out-of-band
VPN
SSH
Web-based
A remote worker connects to a VPN that only encrypts corporate traffic while local internet browsing bypasses the tunnel. What setup is this?
Site-to-site
Split-tunnel VPN
Full-tunnel VPN
IPSec tunnel mode
GRE encapsulation
A network team deploys a DMVPN between multiple branches using IPSec. What routing protocol supports dynamic peer discovery in this setup?
RIP
NHRP
OSPF
GRE
L2TP
Which tunneling protocol encapsulates IP packets within other IP packets and is often used with IPSec for VPNs?
PPTP
GRE
L2TP
SSTP
RADIUS
An administrator enables IPSec transport mode between two hosts on the same LAN. Why is transport mode suitable here?
It hides the IP header
It adds extra headers
It encrypts only the payload
It uses GRE tunneling
It requires 802.1X
A company uses SSTP for remote access VPN connections. What is a key advantage of SSTP?
Works over HTTPS (TCP 443)
Requires special hardware
Uses UDP for faster speed
Supports only IPv6
Requires GRE tunnels
An engineer configures a management port on a router that uses HTTPS for configuration. What is this access type?
CLI management
Web interface management
SSH management
Serial management
AUX management
A remote user connects to the corporate VPN but cannot access internal resources. Logs show a mismatch in IPSec policies. What’s the fix?
Restart router
Match encryption and authentication settings
Change subnet
Enable NAT traversal
Disable DHCP
An engineer sets up GRE tunnels between multiple branch routers, but traffic isn’t encrypted. Why?
GRE doesn’t provide encryption
IPSec is misconfigured
Wrong subnet mask
Missing routing protocol
MTU size too large
A network manager wants to connect multiple branch offices via one central VPN hub. What topology is this?
Full mesh
Star
Hub-and-spoke
Bus
Ring
A technician uses Telnet to manage a router remotely, but security policies forbid plaintext protocols. What protocol should replace it?
FTP
SNMP
SSH
HTTPS
IPSec
A data centre administrator wants to configure remote devices even if the primary network is down. Which access method ensures this?
SSH
Out-of-band management
In-band management
VPN split-tunnel
RDP
A network administrator needs to ensure all changes to network devices are properly requested, approved, and documented before implementation. Which process enforces this control?
Configuration management
Change management
Incident management
Audit logging
Patch management
A system audit reveals outdated firmware on multiple switches. The administrator refers to a document listing the original configuration and software versions. What is this document called?
Asset register
Configuration baseline
Service Level Agreement
System life cycle plan
Network diagram
An IT manager reviews a report detailing the steps to be taken when a critical system becomes unavailable. What type of document is this?
Incident response plan
Disaster recovery plan
Security policy
Audit report
Acceptable use policy
During a security review, the team needs a diagram showing all switches, routers, and cabling between racks. What kind of diagram should they use?
Logical network diagram
Physical network diagram
Rack diagram
Topological overview
Floor plan
A technician is organizing server racks and needs to confirm equipment height in “U” units. What is the standard height for one rack unit?
1 inch
1.5 inches
1.75 inches
2 inches
2.5 inches
After a cyberattack, the company must determine whether to prioritize restoring operations or preserving forensic evidence. Which two plans address these needs?
SOP and AUP
DRP and Incident Response Plan
BIA and SLA
Network policy and DLP
Onboarding and Offboarding
A business performs a risk analysis to determine which systems are most critical to daily operations and require redundancy. Which process is this?
BIA
DLP
SOP
MDM
DDoS
The HR department introduces a policy requiring new employees to complete cybersecurity training. What type of policy is this?
Technical
Hardening
HR-led security policy
BYOD policy
Remote access policy
A company policy specifies that employees must not install unapproved applications on work devices. What kind of policy is this?
Password policy
Acceptable Use Policy (AUP)
Incident response policy
Change management policy
Data retention policy
An employee stores sensitive files on a personal USB device, risking data leakage. Which control helps prevent this?
Patch management
Data Loss Prevention (DLP)
VPN tunnel
Network segmentation
BYOD policy
A company allows employees to use personal phones for work email. What policy should define acceptable usage and security requirements?
SLA
BYOD policy
Password policy
Remote access agreement
Logical diagram
A remote worker connects to the corporate network using their laptop. Which policy ensures the remote device is up-to-date and secure?
Physical security policy
Remote access policy
Password policy
Network segmentation policy
DLP policy
Two companies share confidential data and sign an agreement prohibiting disclosure to third parties. What type of agreement is this?
SLA
NDA
MOU
AUP
SOP
A security officer designs a system that requires employees to swipe a badge before entering the server room. What is this an example of?
Logical access control
Physical access control
Environmental control
Authentication policy
CCTV monitoring
To prevent tailgating, a company installs a vestibule that allows only one person to enter at a time. What is this feature called?
Turnstile
Mantrap
Gate
Airlock
Secure cage
A data centre uses cabinets that require smart card access for opening and have sensors to detect tampering. What type of control is this?
Logical
Technical
Physical
Environmental
Network
A warehouse installs cameras that automatically record activity when motion is detected. What system is being used?
RFID
CCTV
IDS
Access control
PDS
An IT department tags equipment with RFID chips linked to the asset database. What advantage does this provide?
Encryption
Remote access
Asset tracking
Data wiping
VLAN management
A company wants to detect if someone opens a network rack without authorization. Which system would help?
IDS
Tamper alarm
Mantrap
CCTV
DLP
When disposing of old servers, the IT team performs a “secure erase” to remove data. What does this process ensure?
Firmware updates
Data remnants are unrecoverable
Asset tagging
Software patching
RAID rebuilding
Before selling old storage drives, a company uses physical destruction instead of wiping. What is one advantage of this?
Reusability
Faster recovery
Complete data removal
Lower cost
Environmental friendliness
A company introduces mandatory security awareness sessions covering phishing and social engineering. What is the primary goal?
Reduce hardware costs
Comply with ISP requirements
Improve employee vigilance
Test firewall performance
Upgrade network speed
A water treatment plant uses programmable logic controllers (PLCs) and sensors to manage processes. What type of system is this?
SCADA
DLP
BYOD
VPN
CCTV
An engineer connects industrial machines using a low-latency network designed for predictable communication. What network type is this?
IT network
OT network
IoT network
Wi-Fi mesh
Satellite
