CompTIA Network+ Question A-61

A technician has prolonged contact with a thermal compound. Which of the following resources should be consulted?

A. HCL
B. MSDS
C. SLA
D. HVAC

Correct Answer: B

Explanation:
MSDS stands for Material Safety Data Sheet. An MSDS is a health and safety document that contains information on the potential hazards of working with a chemical product and how to work safely with the chemical product.
In this question, the thermal compound is a chemical product so the MSDS will provide information about the effects of prolonged contact with the thermal compound.

CompTIA Network+ Question A-60

A company installs a new mail server. Which of the following DNS records need to be configured to allow the organization to receive email?

A. CNAME
B. MX
C. PTR
D. A

Correct Answer: B

CompTIA Network+ Question A-59

The management team wants to set up a wireless network in their office but all of their phones operate at the 2.4 GHz frequency. They need a wireless network that would be able to operate at a higher frequency than their phones. Which of following standards should be used?

A. 802.11a
B. 802.11b
C. 802.11g
D. 802.1x

Correct Answer: A

Explanation:
In this question, we need a wireless network that operates at a frequency higher than the 2.4GHz frequency.
802.11 is a set of IEEE standards that govern wireless networking transmission methods. The 802.11 standards commonly used today to provide wireless connectivity in home or office wireless networks are 802.11a, 802.11b, 802.11g, 802.11n and 802.11ac.
The 802.11a standard supports speeds up to 54Mbps and uses the 5-GHz band.

CompTIA Network+ Question A-58

A technician is diagnosing an issue with a new T1 connection. The router is configured, the cable is connected, but the T1 is down. To verify the configuration of the router, which of the following tools should the technician use?

A. Loopback adapter
B. Cable tester
C. Tone generator
D. Multimeter

Correct Answer: A

CompTIA Network+ Question A-55

A network administrator has a monitoring system in place that is currently polling hundreds of network devices at regular intervals. The continuous polling is causing high CPU utilization on the server. Which of the following tasks should the administrator perform to resolve the CPU issue while maintaining full monitoring capabilities?

A. Remove SNMP polling and configure SNMP traps on each network device
B. Remove SNMP polling and implement snmpwalk on each network device
C. Upgrade SNMP to the latest version to mitigate vulnerabilities
D. Modify SNMP polling to poll only during business hours

Correct Answer: A

CompTIA Network+ Question A-54

A company has added several new employees, which has caused the network traffic to increase by 200%. The network traffic increase from the new employees was only expected to be 20% to 30%. The administration suspects that the network may have been compromised. Which of the following should the network administrator have done previously to minimize the possibility of a network breach?

A. Create VLANs to segment the network traffic
B. Place a network sniffer on segments with new employees
C. Provide end user awareness and training for employees
D. Ensure best practices were implemented when creating new user accounts

Correct Answer: C

CompTIA Network+ Question A-53

A network topology in which all nodes have point to point connections to all other nodes is known as which of the following?

A. Mesh
B. Ring
C. Bus
D. Star

Correct Answer: A

CompTIA Network+ Question A-52

An administrator has a physical server with a single NIC. The server needs to deploy two virtual machines. Each virtual machine needs two NIC’s, one that connects to the network, and a second that is a server to server heartbeat connection between the two virtual machines. After deploying the virtual machines, which of the following should the administrator do to meet these requirements?

A. The administrator should create a virtual switch for each guest. The switches should be configured for inter-switch links and the primary NIC should have a NAT to the corporate network
B. The administrator should create a virtual switch that is bridged to the corporate network and a second virtual switch that carries intra-VM communication only
C. The administrator should create a virtual switch to bridge all of the connections to the network. The virtual heartbeat NICs should be set to addresses in an unused range
D. The administrator should install a second physical NIC onto the host, and then connect each guest machine’s NICs to a dedicated physical NIC

Correct Answer: C