A+ Certification Practice Exam 1
Private Private is correct. A private cloud allows a security minded company to build an internal Iaas network in an onsite data center. They can contract a third party to maintain or host it, however they keep ownership and ability to collaborate the data. Incorrect Answers: Hybrid is incorrect as it allows a mix of public cloud services with private could services. It does not give complete ownership. Community is incorrect. This allows for several organizations that share a common concern to share the cloud solution. Public is incorrect.This cloud does not allow for complete ownership of the data, and is available to the general public.
A company needs complete ownership of its data, but wants the flexibility of the cloud. They have found a third-party vendor to help manage storage and maintain their ownership. Which of the following infrastructure types are they implementing?
255.255.0.0 Any IP address with a starting number from 128 through 191 is almost certainly the old Class B which always has a subnet range of 255.255.0.0. Incorrect Answers: 255.0.0.0 is a Class A subnet. 255.255.255.0 is a Class C subnet. 0.0.0.0 is a invalid address. Note: 0.0.0.0 is a totally valid address for routers. It's called a default route. Don't worry about that term for now, but I bet you can't wait for Network+!
A computer with an IP address of 143.75.125.1 most likely has a subnet mask that looks like which of the following?
Faulty Driver The driver that is installed is probably incorrect or corrupted. That will produce a print-out that is all messed up, while printing directly from the printer itself works just fine.
A stand-alone printer will print a test page just fine, but it makes gobbledy-gook out of your term paper. What's probably wrong?
Enable MAC Filtering It's very likely that the user's neighbors are stealing his Wi-Fi and slowing down his network. Enabling MAC filtering so that only the user's devices can join the network will keep his obnoxious neighbors at bay.
A user installed a net SOHO router and new wireless NICs to increase his network's transmission speed from 802.11b to 802.11g. He didn't change the router from the manufacturer's default settings. The user lives in an apartment building and is still experiencing a slow Internet connection after the installations. Which of the following is the most secure option that a technician could implement to resolve this issue?
The NIC is disabled in the CMOS. The NIC is disabled in CMOS. Granted, this is not a common problem, but of the options listed, it's the only one that would absolutely prevent the NIC from showing up in Device Manager.
Ellen's laptop has a built-in 802.11n-capable wireless NIC. The wireless NIC worked perfectly yesterday when she loaned it to her nerdy friend Tom. Today, she cannot access the Internet via her wireless NIC. The NIC is not visible in Network Connections nor is it visible in Device Manager. What should she assume first?
Toner Probe A Fox and Hound, or toner probe and tone generator, enables you to locate specific network cables. Incorrect: Neither a multimeter nor cable tester enable you to locate a specific cable. A wire puller, or fish tape, enables cable installers to run new wires through conduits.
The network connection in Shirley's new office doesn't work. What tool would enable a tech to find the specific network cable for Shirley's office inside the wiring closet?
SO-DIMM SO-DIMMs are a small form-factor type of RAM stick, found primarily in laptops and small desktops.
What form factor of memory is found in laptops?
Disable the Onboard VGA card. Correct Answer: Before replacing an onboard video card, you should disable the onboard VGA card. Incorrect Answers: You may next be required to uninstall the old driver, but first consult the installation guide for the new video card to see what your next step should be. You are not using multiple monitors. The video RAM is irrelevant.Note: On modern systems, this is done automatically.
You want to repair a failed on-board video card by installing a new PCIe card. What is the first step you should take before installing the new PCIe card?