MD-100 100: Network Configuration 4 — Questions and Answers
Question 1: Which Windows 10 network profile type applies the most restrictive firewall rules and disables network discovery?
- Public (Correct answer)
- Private
- Domain
- Guest
Correct answer: Public
The Public network profile applies the most restrictive Windows Defender Firewall settings and disables network discovery.
Question 2: A technician wants to see all open network connections and listening ports on a Windows 10 machine. Which command shows this?
- netstat -an (Correct answer)
- ipconfig /all
- netsh show connections
- route print
Correct answer: netstat -an
netstat -an displays all active connections and listening ports with numeric addresses and port numbers.
Question 3: A Windows 10 PC is configured to use a proxy server for internet access. Where is the proxy configured in the Settings app?
- Settings > Network & Internet > Proxy (Correct answer)
- Settings > Privacy > Connections
- Settings > Apps > Default Apps > Browser
- Settings > System > Display > Connection
Correct answer: Settings > Network & Internet > Proxy
Proxy settings in Windows 10 are found under Settings > Network & Internet > Proxy for manual and automatic configuration.
Question 4: Which command-line tool can be used to trace the route packets take to a destination on a Windows 10 PC?
- tracert (Correct answer)
- pathping
- route
- arp
Correct answer: tracert
tracert (Trace Route) sends ICMP packets with increasing TTL values to display each hop between source and destination.
Question 5: A Windows 10 user reports slow network performance. The network adapter is set to 10 Mbps Half Duplex but the switch supports 1 Gbps. What should be done?
- Set the adapter speed and duplex to Auto Negotiation (Correct answer)
- Manually set the adapter to 100 Mbps Full Duplex
- Replace the network cable
- Update the network adapter driver
Correct answer: Set the adapter speed and duplex to Auto Negotiation
Auto Negotiation allows the adapter and switch to automatically agree on the highest supported speed and duplex mode.
Question 6: Which feature in Windows 10 allows administrators to apply network settings to multiple clients simultaneously through Group Policy?
- Group Policy Network Settings (Correct answer)
- Windows Deployment Services
- Network Policy Server
- System Center Configuration Manager
Correct answer: Group Policy Network Settings
Group Policy allows administrators to enforce network configurations such as DNS, proxy settings, and firewall rules across domain-joined clients.
Question 7: A Windows 10 PC receives an IP address in the 192.168.0.0/24 range. Which routing table entry routes traffic destined for all non-local addresses to the internet?
- 0.0.0.0/0 via the default gateway (Correct answer)
- 192.168.0.0/24 via the local interface
- 255.255.255.255/32 via the broadcast
- 127.0.0.0/8 via loopback
Correct answer: 0.0.0.0/0 via the default gateway
The default route 0.0.0.0/0 matches all destinations not covered by more specific routes and forwards traffic to the default gateway.
MD-100 100: Network Configuration 4
Which Windows 10 network profile type applies the most restrictive firewall rules and disables network discovery?