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You have been asked to implement a RAID 5 solution for your network. What is the minimum number of hard disks that can be used to configure RAID 5? |
3 |
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Which of the following terms describes the actual time required to successfully recover operations in the event of an incident? |
Recovery Time Objective (RTO) |
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Which of the following is a recovery site that may have electricity connected, but there are no servers installed and no high-speed data lines present? |
Cold Site |
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Daily backups are done at the ABD company location and only a weekly backup is maintained at another network location. Which of the following disaster recovery strategies is ABD using? |
Warm Site |
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You manage a website for your company. The Web site uses three servers configured in a cluster. Incoming requests are distributed automatically between the three servers. All servers use a shared storage device that holds the website contents. Each server has a single network connection and a single power supply. Considering the availability of your website, which component represents a single point of failure? |
Website storage |
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You manage a website for your company. The Web site uses a cluster of two servers with a single shared storage device. The shared storage device uses a RAID 1 configuration. Each server has a single connection to the shared storage, and a single connection to your ISP. You want to provide redundancy such that a failure in a single component does not cause the website to be unavailable. What should you add to your configuration to accomplish this? |
Connect one server through a different ISP to the Internet |
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What is the primary security feature that can be designed into a network’s infrastructure to protect and support availability? |
Redundancy |
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What is the advantage of RAID 5 over RAID 1? |
RAID 5 improves performance over RAID 1 |
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When should a hardware device be replaced in order to minimize downtime? |
Just before it’s MTBF is reached |
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Which form of alternate site is the cheapest but may not allow an organization to recover before reaching their maximum tolerable downtime? |
Reciprocal agreement |
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Which of the following network strategies connects multiple servers together such that if one server fails, the others immediately take over its tasks, preventing a disruption in service? |
Clustering |
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You have a Web server on your network that hosts the public Web site for your company. You want to make sure that the Web site will continue to be available if a NIC, hard drive, or other problem prevents the server from responding. Which solution should you implement? |
Load balancing |
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Which of the following drive configurations is fault tolerant? |
RAID 5 |
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You manage the website for your company. The WEB1 server hosts the website. This server has the following configuration…Which component is a single point of failure for the website? |
Disk controller |
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You have been asked to deploy a network solution that requires an alternate location where operational recovery is provided within minutes of a disaster. Which of the following strategies would you choose? |
Hot site |
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