In home networking, which cable type is typically used to connect a modem to a router for internet access?
- Coaxial Cable
- Fiber Optic Cable
- HDMI Cable
- Twisted Pair
Coaxial cables are typically used in home networking to connect a modem to a router for internet access.
In BGP, what term is used to describe a group of IP prefixes advertised by a single AS (Autonomous System)?
- Route Aggregation
- Prefix Summarization
- Autonomous System Path
- Link-State Advertising
In BGP, the term used to describe a group of IP prefixes advertised by a single AS is Route Aggregation. This helps in reducing the size of the routing table.
AAA in network security stands for Authentication, Authorization, and ________.
- Accounting
- Access
- Authentication
- Authorization
AAA in network security stands for Authentication, Authorization, and Accounting, representing the three core components of network access control.
How does DNSSEC enhance the security of the DNS?
- By encrypting DNS queries
- By providing digital signatures for DNS data
- By blocking malicious DNS traffic
- By anonymizing DNS requests
DNS Security Extensions (DNSSEC) enhance DNS security by providing digital signatures for DNS data, ensuring data integrity and authenticity.
A company is expanding its network infrastructure and requires a setup that allows for easy scalability and centralized management. Which technology would best suit their needs?
- MPLS
- OSPF
- SD-WAN
- VLAN
SD-WAN (Software-Defined Wide Area Networking) would best suit the company's needs as it offers easy scalability and centralized management of network infrastructure.
In a network that requires both IPv4 and IPv6 support with the capability of load balancing over unequal paths, which routing protocol would be most suitable?
- BGP
- EIGRP
- OSPF
- RIPng
EIGRP (Enhanced Interior Gateway Routing Protocol) supports both IPv4 and IPv6, along with the capability of load balancing over unequal paths.
Which of the following is a common reason for using NAT in a network?
- Boosting wireless signal strength
- Conserving public IP addresses
- Enhancing data encryption
- Increasing network complexity
A common reason for using NAT is to conserve public IP addresses by allowing multiple devices in a private network to share a single public IP address.
For a company that needs a routing protocol to efficiently handle frequent network topology changes without causing significant traffic due to routing updates, what would be the best choice?
- BGP
- EIGRP
- OSPF
- RIP
OSPF (Open Shortest Path First) is a link-state routing protocol designed to efficiently handle frequent network topology changes without causing significant traffic due to routing updates.
In SNMP, the _______ command is used to retrieve a specific piece of information from a managed device.
- GET
- SET
- TRAP
- WALK
In SNMP, the GET command is used to retrieve a specific piece of information from a managed device.
A company is experiencing issues where clients occasionally get incorrect DNS information, leading to web traffic being misdirected. What DNS configuration aspect should be investigated?
- DNS Forwarders
- DNS Recursion
- DNS Root Servers
- DNSSEC
DNS recursion involves a DNS server querying other servers on behalf of a client, and issues with it can lead to incorrect DNS information for clients.