Network Topologies
What topology connects each node to a central device?
Star topology
What cable type is used for long-distance, high-speed connections?
Fiber optic cable
What command is used to check network connectivity to a host?
ping
What technology allows multiple virtual machines to run on one physical host?
Hypervisor
What topology connects devices in a continuous loop?
Ring topology
What connector type is typically used with Ethernet cables?
RJ-45
What command shows the route packets take to a destination?
tracert (or traceroute)
What type of cloud offers services over the internet to the general public?
Public cloud
What service automatically assigns IP addresses?
DHCP
Which topology offers the most redundancy and fault tolerance?
Mesh topology
What category of twisted pair supports up to 1 Gbps?
Cat5e or Cat6
What is the first step in the CompTIA troubleshooting model?
Identify the problem
What cloud service model provides virtual machines and networks?
IaaS (Infrastructure as a Service)
What service synchronizes time across network devices?
NTP (Network Time Protocol)
What topology uses a single communication line for all devices?
Bus topology
What is the maximum length for an Ethernet cable run?
100 meters (328 feet)
What utility shows active network connections on a host?
netstat
What’s the name for hosting applications on demand in the cloud?
SaaS (Software as a Service)
What service enables file sharing in Windows environments?
SMB (Server Message Block)
What is it called when you represent how data moves through a network?
Logical topology
What tool is used to test cable continuity and wiring?
DAILY DOUBLE!!!
Cable tester
What log file is typically used to check Windows network errors?
Event Viewer logs
What is a benefit of virtualization for disaster recovery?
DAILY DOUBLE!!!
Easier backup and restore
What directory service is used for authentication in Windows domains?
Active Directory