- (Topic 3)
A company has multiple offices around the world. The computer rooms in some office locations are too warm Dedicated sensors are in each room, but the process of checking each sensor takes a long time. Which of the following options can the company put In place to automate temperature readings with internal resources?
Correct Answer:
D
SNMP (Simple Network Management Protocol) is a protocol that allows network devices to communicate with a management server. By using SNMP, the company can set up an SNMP agent on each sensor, which will report its temperature readings to an existing collector server. This will enable the company to monitor the temperatures of all their sensors in real-time without the need for manual checks. Additionally, SNMP's scalability means that even if the company adds more rooms or sensors, the existing system can be easily expanded to accommodate them.
- (Topic 3)
Which of the following functions is used to prioritize network traffic based on the type of traffic?
Correct Answer:
A
QoS stands for Quality of Service, which is a feature that allows you to prioritize network traffic based on the type of traffic, such as voice, video, data, or gaming. QoS can help improve the performance and reliability of critical applications by allocating more bandwidth and lower latency to them, while reducing the impact of less important or non-essential traffic1.
VPN stands for Virtual Private Network, which is a technology that creates a secure and encrypted connection between two or more devices over the Internet. VPN can help protect your privacy and data from hackers, ISPs, and government surveillance, as well as access geo-restricted content and services2.
CDN stands for Content Delivery Network, which is a network of servers that deliver web content to users based on their geographic location, the origin of the content, and the performance of the network. CDN can help improve the speed and availability of web content, such as images, videos, and scripts, by caching them on servers closer to the users3.
TTL stands for Time To Live, which is a value that determines how long a packet can stay in a network before it is discarded or returned. TTL can help prevent network congestion and loops by limiting the lifespan of packets that are lost, corrupted, or delayed4.
- (Topic 3)
Which of the following documents dictates the uptimes that were agreed upon by the involved parties?
Correct Answer:
C
An SLA (Service Level Agreement) is a document that defines the expected level of service and performance guaranteed by a service provider to a customer. It usually specifies metrics such as uptime, availability, reliability, response time, and compensation or penalties for not meeting the agreed standards. An SLA is a way of ensuring that both parties are clear about their roles and responsibilities, and that the customer receives the quality of service they paid for.
- (Topic 3)
An administrator is attempting to add a new system to monitoring but is unsuccessful. The administrator notices the system is similar to another one on the network; however, the new one has an updated OS version. Which of the following should the administrator consider updating?
Correct Answer:
A
- (Topic 3)
Which of the following DHCP settings would be used to ensure a device gets the same IP address each time it is connected to the network?
Correct Answer:
A