Network+ Domain 3: Network Operations

Which of the following conditions can low humidity result in?

• Cold air

• Warm air

• Electrostatic discharge

• Condensation

Which of the following are backed up during a differential backup?

• Only files that have changed since the last full backup.

• Only files that have changed since the last full or incremental backup.

• Only files that have been added since the last full or incremental backup.

• Only files that have been unchanged since the last full or differential backup.

What should you do to help reduce future problems if the humidity in the server room is at 60%, and the temperature is 80 degrees?

• Add a humidifier to the server room.

• Add line conditioners in the server room.

• Add a separate A/C unit in the server room.

• Increase the temperature in the server room.

Which of the following does an agent send to the manager to confirm the receipt of a transmission?

• Inform

• GET

• Alert

• Walk

Which of the following is true about a community string?

• A community string identifies devices under the same administrative control.

• A string cannot limit access.

• Devices with different community names are able to send SNMP messages to each other.

• A string is a password.

Will this configuration work if you run a cable across the floor of the data center?

• No, you should not run a cable across the floor of the data center.

• Yes, this configuration complies with data center best practices.

• No, you must use a crossover cable to connect the two switches together.

• No, you should use blade servers for virtualization.

What is the primary goal of business continuity planning?

• Minimize the risk of delays and service interruptions

• Maintain business operations with reduced or restricted infrastructure capabilities

• Protect an organization from major computer service failure

• Minimize decision making during the development process

What should you do if a packet sniffer installed on Host C shows no captured packets between Host A and Host B?

• Manually set the MAC address of Host C to the MAC address of Host A.

• Check if the switch is configured to allow packet sniffing.

• Replace the packet sniffer with a more advanced tool.

• Ensure that Hosts A and B are properly connected to the network.

Which type of documentation is typically consulted to find the location of RJ45 wall jacks and their endpoints in the intermediate distribution closet?

• Policy

• Procedure

• Wiring schematic

• Baseline

You are setting up a data center in a small, repurposed room and are concerned about the physical security of the servers. Which two measures should you consider implementing to enhance security?

• Install a biometric lock on the data center door.

• Install two-post 48U racks.

• Install a humidifier within the data center.

• Install two-post 24U racks.

• Install racks with locking doors.