Title: Mod 10 Quiz
Course: CIS 208: Linux/UNIX III: Intermediate System Administration, Networking, and Security ~ For IGNITE Review

Q: The OSI Model presents 7 layers for networking.
- True
- False
A: True

Q: The first layer is:
- The physical layer.
- The link layer.
- The transport layer.
- The application layer.
A: The physical layer.

Q: The physcial layer:
- Uses a MAC address.
- Uses an IP address.
- Can be wired or wireless.
- Requires a DNS nameserver.
A: Can be wired or wireless.

Q: The [x] layer uses MAC address for communication within a LAN.
A: data link / datalink

Q: TCP, UDP and ICMP are part of the:
- Link layer
- Application layer
- Transport layer
- Network layer
A: Transport layer

Q: Which command is used to verify the physical layer for a network device?
- ifconfig
- ethtool
- netcheck
- ifconfig -a
A: ethtool

Q: There is no need to test DNS name resolution when troubleshooting network issues.
- True
- False
A: False

Q: Each network interface can only have one IP address.
- True
- False
A: False

Q: The OSI Model applies to:
- Only IPv4.
- Only IPv6.
- Both IPv4 and IPv6.
- Either IPv4 or IPv6, but not both.
A: Both IPv4 and IPv6.

Q: What is minimally required to configure an IPv4 network interface:
- An IPv4 address.
- A network mask.
- An /etc/hosts file.
- A Network Time Protocol server.
A: An IPv4 address.; A network mask.