Microsoft Networking Essentials Exam Case Studies & Practical Application 2

Question 1

A company's remote workers report they can access internal file shares but cannot browse the internet while connected to the VPN. What is the most likely cause?

Accepted Answer

Split tunneling is disabled, forcing all traffic through the VPN

Answer

The VPN client is outdated

Answer

DNS is not configured on the VPN server

Answer

The firewall is blocking HTTPS traffic

Question 2

A network technician notices that a new switch port shows as 'err-disabled' after connecting a workstation. What is the most probable cause?

Accepted Answer

Port security detected a MAC address violation

Answer

The cable is too long

Answer

The switch needs a firmware update

Answer

The workstation NIC is faulty

Question 3

Users on VLAN 10 cannot communicate with users on VLAN 20 even though both VLANs are configured on the switch. What device or feature is needed?

Accepted Answer

Inter-VLAN routing via a router or Layer 3 switch

Answer

A second switch

Answer

A DHCP server

Answer

A wireless access point

Question 4

A company wants to ensure that only corporate laptops can connect to their Wi-Fi network. Which technology should they implement?

Accepted Answer

802.1X authentication with certificates

Answer

WPA2-Personal with a complex passphrase

Answer

MAC address filtering alone

Answer

Hiding the SSID

Question 5

After a power outage, users report they cannot connect to network resources by hostname but can connect using IP addresses. What service has failed?

Accepted Answer

DNS

Answer

DHCP

Answer

Active Directory

Answer

WINS

Question 6

A technician captures network traffic and observes large amounts of broadcast traffic consuming 40% of bandwidth. What is the best solution?

Accepted Answer

Implement VLANs to segment the broadcast domain

Answer

Replace all switches with hubs

Answer

Upgrade to faster network cables

Answer

Add more DHCP servers

Question 7

A small office has one public IP address from their ISP. All internal devices need internet access. Which technology allows this?

Accepted Answer

Network Address Translation (NAT)

Answer

Static routing

Answer

VLAN tagging

Answer

Spanning Tree Protocol