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WorksheetsVerified-Network Configuration Concepts
Total questions: 8
Worksheet time: 4mins
A DHCP server is configured with scope 192.168.0.100 to 192.168.0.199. How many host addresses can be dynamically assigned?
99 addresses
100 addresses
101 addresses
254 addresses
What is the primary purpose of DNS (Domain Name System) in networking?
Assign IP addresses to hosts
Resolve host names to IP addresses
Provide network security
Control network access
A company wants to separate guest wireless traffic from employee network access. What technology should be implemented?
Network Address Translation (NAT)
Virtual Local Area Networks (VLANs)
Dynamic Host Configuration Protocol (DHCP)
Domain Name System (DNS)
Which DNS record type is used to identify email servers for a domain?
A (Address) record
CNAME (Canonical Name) record
MX (Mail Exchanger) record
AAAA (IPv6 Address) record
True or False: DHCP reservations allow specific devices to receive the same IP address each time they connect to the network.
True
False
A VPN (Virtual Private Network) provides what primary benefit for remote workers?
Faster internet connection speeds
Secure encrypted tunnel through public networks
Free internet access
Unlimited bandwidth usage
What happens during the DHCP lease renewal process?
Client requests completely new IP address
Client attempts to extend current IP address lease
Server assigns different IP to same client
All network hosts restart simultaneously
Which spam management DNS record uses cryptography to validate email source servers?
SPF (Sender Policy Framework)
DKIM (Domain Keys Identified Mail)
DMARC
TXT (generic text record)
