CompTIA A+ 220-901/902 Practice Exam
CompTIA A+ 220-901/902 practice exam
- 1.
What is the primary CompTIA Web site?
- A.
Www.comptia.com
- B.
Www.comptia.edu
- C.
Www.comptia.net
- D.
Www.comptia.org
Correct Answer
D. Www.comptia.orgExplanation
The primary CompTIA Web site is www.comptia.org (although the .com and .net addresses will redirect you to the main site).Rate this question:
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- 2.
Which certification is considered a requirement for entrance into the IT industry?
- A.
Certified Cisco Network Associate
- B.
CompTIA A+ certification
- C.
CompTIA Network+ certification
- D.
Microsoft Certified Solutions Expert
Correct Answer
B. CompTIA A+ certificationExplanation
The Comptia A+ certification is considered a requirement for entrance into the PC industry.Rate this question:
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- 3.
How many exams do you need to pass to become CompTIA A+ certified?
- A.
One
- B.
Two
- C.
Three
- D.
Four
Correct Answer
B. TwoExplanation
You need to pass two exams to become CompTIA A+ certified.Rate this question:
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- 4.
Which domain receives the most coverage in the 220-902 exam?
- A.
Windows Operating Systems
- B.
Security
- C.
Other Operating Systems and Technologies
- D.
Software Troubleshooting
Correct Answer
A. Windows Operating SystemsExplanation
The 220-902 exam dedicates 29% of the questions to Windows operating systems.Rate this question:
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- 5.
Which version of Windows is not tested on the 2015 versions of the CompTIA A+ exams?
- A.
Windows 8 Pro
- B.
Windows 10
- C.
Windows 7 ultimate
- D.
Windows Vista Business
Correct Answer
B. Windows 10Explanation
No versions of Windows 10 are on the CompTIA A+ exams.Rate this question:
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- 6.
What company administers the CompTIA A+ certification exams?
- A.
CompTIA
- B.
Microsoft
- C.
Pearson VUE
- D.
Total Seminars
Correct Answer
C. Pearson VUEExplanation
Pearson VUE administers the CompTIA A+ certification exams.Rate this question:
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- 7.
What pass rate should you strive for on the practice questions?
- A.
75%
- B.
80%
- C.
90%
- D.
95%
Correct Answer
C. 90%Explanation
You should not take either exam until you are consistently getting at least 90% on the practice exams.Rate this question:
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- 8.
How many study hours to pass the CompTIA A+ exams does Mike recommend to a person just starting out learning PC repair?
- A.
Roughly 140
- B.
Roughly 240
- C.
Roughly 340
- D.
Roughly 440
Correct Answer
B. Roughly 240Explanation
Mike recommends about 240 Study hours for a person new to PC repair.Rate this question:
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- 9.
What is the very first step you should take to pass the CompTIA A+ exams?
- A.
Buy more practice exams
- B.
Buy two vouchers
- C.
Read this book like a novel
- D.
Schedule the exams.
Correct Answer
D. Schedule the exams.Explanation
Schedule the exams for some point in the future.Rate this question:
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- 10.
After becoming CompTIA A+ certified, what's the next certification you should attain?
- A.
CompTIA Network+
- B.
CompTIA Security+
- C.
Microsoft Certified Solutions Expert
- D.
Certified Cisco Network Associate
Correct Answer
A. CompTIA Network+Explanation
The typical certification path goes from CompTIA A+ to CompTIA Network+, so you have all the basics before you choose to specialize in Microsoft or Cisco products.Rate this question:
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- 11.
Which of the following would be most appropriate for the workplace? (select two)
- A.
Clean, pressed khaki trousers
- B.
Clean, wrinkle-free T-shirt
- C.
Clean, wrinkle-free polo shirt
- D.
Clean, pressed jeans
Correct Answer(s)
A. Clean, pressed khaki trousers
C. Clean, wrinkle-free polo shirtExplanation
Kahki trousers and a polo shirt trump jeans and a T-shirt every time.Rate this question:
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- 12.
While manning the help desk, you get a call from a distraught user who says she has a blank screen. What would be a useful follow-up question? (select two)
- A.
Is the computer turned on?
- B.
Is the monitor turned on?
- C.
Did you reboot?
- D.
What did you do?
Correct Answer(s)
A. Is the computer turned on?
B. Is the monitor turned on?Explanation
Go for the simple answer first. When faced with a blank screen, check to see if the computer and the monitor are turned on.Rate this question:
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- 13.
At the very least, what tool should be in every technician's toolkit?
- A.
Pliers
- B.
Hammer
- C.
Straight-slot screwdriver
- D.
Phillips-head screwdriver
Correct Answer
D. Phillips-head screwdriverExplanation
Every tech's toolkit should have a phillips-head screwdriver, at the very least.Rate this question:
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- 14.
When is it appropriate to yell at a user?
- A.
When he screws up the second time
- B.
When he interrupts your troubleshooting
- C.
When he screws up the fifth time
- D.
Never
Correct Answer
D. NeverExplanation
Don't get angry or yell at clients.Rate this question:
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- 15.
When troubleshooting a software problem on Pheobe's computer and listening to her describe the problem, you get a text from your boss. Which of the following is the most appropriate action for you to take?
- A.
Excuse yourself, walk out of the cube, and text your boss.
- B.
Pick up Pheobe's phone and dial your boss's number
- C.
Wait until Pheobe finishes her description and then ask to use her phone to call your boss.
- D.
Wait until Pheobe finishes her description, run through any simple fixes, and then explain that you need to call your boss on your cell phone
Correct Answer
D. Wait until Pheobe finishes her description, run through any simple fixes, and then explain that you need to call your boss on your cell phoneExplanation
Focus on the customer and don't use her things.Rate this question:
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- 16.
You are at a customer's workstation to install several software and hardware updates, a process that will take a while and will require several reboots of the computer. What should you do about the password to the user's account?
- A.
Require the customer to sit with you throughout the process so she can type in her password each time.
- B.
Ask the user to write down her password for you to use.
- C.
Ask the user to change her password temporarily for you to use.
- D.
Call your supervisor
Correct Answer
C. Ask the user to change her password temporarily for you to use.Explanation
In this circumstance, asking for a temporary password is the right answer. Make sure the user changes her password back before you leave the site.Rate this question:
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- 17.
Which of the following is a good practice after completing a troubleshooting call at someone's office?
- A.
Follow up with a call within a couple of days to make sure everything is going well with the fixed computer.
- B.
Make copies of passwords you used at the site for future reference.
- C.
Document any particularly important people you met for future reference.
- D.
Do nothing. Your work is finished there.
Correct Answer
A. Follow up with a call within a couple of days to make sure everything is going well with the fixed computer.Explanation
A simple follow-up builds good will and trust. This is a very important step t take after completing a job.Rate this question:
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- 18.
Which tool helps you avoid accidental static discharge by keeping you at the same electrical potential as the computer on which you're working?
- A.
Antistatic spray
- B.
Antistatic bag
- C.
Antistatic wrist wrap
- D.
Phillips-head screwdriver
Correct Answer
C. Antistatic wrist wrapExplanation
An antistatic wrist strap keeps you at the same electrical potential as the computer.Rate this question:
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- 19.
Once you have ascertained the computer's problem and backed up the critical data, what should you do?
- A.
Establish a theory of probable cause
- B.
Start fixing the machine
- C.
Question users more to find out how they caused the problem
- D.
Document
Correct Answer
A. Establish a theory of probable causeExplanation
You should establish a theory of probable cause once you have ascertained the problem and backed up data.Rate this question:
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- 20.
What should you do after successfully repairing a machine?
- A.
Do nothing; your job is done.
- B.
Admonish the user for causing so much work for the IT department
- C.
Document your findings
- D.
Lock it down so the user can't cause the same problem again
Correct Answer
C. Document your findingsExplanation
At the end of a repair you should always document your findings.Rate this question:
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- 21.
What version of Windows introduced the Metro UI?
- A.
Windows 7
- B.
Windows 8
- C.
Windows 8.1
- D.
Windows 10
Correct Answer
B. Windows 8Explanation
Microsoft introduced the Metro UI with Windows 8.Rate this question:
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- 22.
Which Windows 8 feature did Microsoft not include in Windows 10?
- A.
Metro/Modern UI
- B.
Start button
- C.
Control Panel
- D.
Charms bar
Correct Answer
D. Charms barExplanation
Microsoft did not include the Charms bar in Windows 10. Bye!Rate this question:
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- 23.
What Mac OS X feature is essentially multiple Desktops?
- A.
Charms
- B.
Desktop
- C.
Mission Control
- D.
Spaces
Correct Answer
D. SpacesExplanation
Spaces is the term Apple uses for the multiple Desktops in Mac OS XRate this question:
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- 24.
What is the default Ubuntu desktop environment?
- A.
Metro UI
- B.
Unity
- C.
KDE
- D.
GNOME 3
Correct Answer
B. UnityExplanation
Ubuntu Linux uses Unity DE by default.Rate this question:
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- 25.
The user, Mike, has downloaded files with his Web browser. Where will they be stored by default?
- A.
C:\Downloads
- B.
C:\Mike\Desktop\Downloads
- C.
C:\Users\Mike\ C:\Users\Mike\Downloads
- D.
C:\Users\Mike\Desktop\Downloads
Correct Answer
C. C:\Users\Mike\ C:\Users\Mike\DownloadsExplanation
The default download location in Windows is C:\Users\\Downloads.Rate this question:
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- 26.
32-bit programs are installed into which folder by default in a 64-bit edition of Windows?
- A.
C:\Program Files
- B.
C:\Program Files (x32)
- C.
C: C:\Program Files\Wins\Old
- D.
C:\Program Files (x86)
Correct Answer
D. C:\Program Files (x86)Explanation
By default, 32-bit applications install into the C:\Program Files (x86) folder.Rate this question:
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- 27.
Which Mac OS X feature is functionally equivalent to Windows File Explorer?
- A.
Finder
- B.
Dock
- C.
Quartz
- D.
File Manager
Correct Answer
A. FinderExplanation
Finder is the equivalent of File Explorer.Rate this question:
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- 28.
Which of the following paths would open Administrative Tools in Windows 8.1?
- A.
Right-click the task bar and select Administrative Tools from the context menu.
- B.
Right-click the Start button and select Administrative Tools from the context menu.
- C.
Right-click anywhere on the desktop and select Administrative Tools from the context menu.
- D.
Press the WINDOWS KEY-L combination to open Administrative Tools.
Correct Answer
B. Right-click the Start button and select Administrative Tools from the context menu.Explanation
To open Administrative Tools, right-click on the Start button and select Administrative Tools. Easy!Rate this question:
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- 29.
What feature of Mac OS X is the equivalent of the command-line interface in Windows?
- A.
Dock
- B.
Spaces
- C.
Terminal
- D.
Unity
Correct Answer
C. TerminalExplanation
Terminal is the equivalent of the Windows command-line interface.Rate this question:
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- 30.
What Windows app in Windows 10 combines many utilities into a unified tool?
- A.
Settings
- B.
Control
- C.
Command Center
- D.
Control Center
Correct Answer
A. SettingsExplanation
The Settings app in Windows 10 offers many utilities in a unified interface.Rate this question:
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- 31.
What do registers provided for the CPU?
- A.
Registers determine the clock speed.
- B.
The CPU uses registers for temporary storage of internal commands and data
- C.
Registers enable the CPU to address RAM.
- D.
Registers enable the CPU to control the address bus
Correct Answer
B. The CPU uses registers for temporary storage of internal commands and dataExplanation
The CPU uses registers for temporary storage of internal commands and data.Rate this question:
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- 32.
What function does the external data bus have in the PC?
- A.
The external data bus determines the clock speed for the CPU
- B.
The CPU uses the external data bus to address RAM.
- C.
The external data bus provides a channel for the flow of data and commands between the CPU and RAM.
- D.
The CPU uses the external data bus to access registers
Correct Answer
C. The external data bus provides a channel for the flow of data and commands between the CPU and RAM.Explanation
The external data bus provides a channel for the flow of data and commands between the CPU and RAM.Rate this question:
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- 33.
What is the function of the address bus in the PC?
- A.
The address bus enables the CPU to communicate with the memory controller chip.
- B.
The address bus enables the memory controller chip to communicate with the RAM.
- C.
The address bus provides a channel for the flow of data and commands between the CPU and RAM.
- D.
The address bus enables the CPU to access registers
Correct Answer
A. The address bus enables the CPU to communicate with the memory controller chip.Explanation
The address bus enables the CPU to communicate with the memory controller chip.Rate this question:
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- 34.
Which of the following terms are measures of CPU speed?
- A.
Megahertz and gigahertz
- B.
Megabytes and gigabytes
- C.
Megahertz and gigabytes
- D.
Frontside bus, backside bus
Correct Answer
A. Megahertz and gigahertzExplanation
The terms megahertz (MHz) and gigahertz (GHz) describe how many million or billion (respectively) cycles persecond a CPU can run.Rate this question:
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- 35.
Which CPU feature enables the microprocessor to support running multiple operating systems at the same time?
- A.
Clock multiplying
- B.
Caching
- C.
Pipelining
- D.
Virtualization support
Correct Answer
D. Virtualization supportExplanation
Intel and AMD CPUs come with virtualization support, enabling more efficient implementation of virtual machines.Rate this question:
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- 36.
Into which socket could you place an Intel Core i5?
- A.
Socket LGA 775
- B.
Socket LGA 1155
- C.
Socket C
- D.
Socket AM3+
Correct Answer
B. Socket LGA 1155Explanation
You'll find Core i5 processors in several socket types, notably LGA 1155 and LGA 1156.Rate this question:
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- 37.
Which feature enables a single-core CPU to function like two CPUs?
- A.
Hyper-threading
- B.
SpeedStep
- C.
Virtualization
- D.
X64
Correct Answer
A. Hyper-threadingExplanation
Intel loves hyper-Threading, where a single-core CPU can function like a dual-core CPU as long as it has operating system support.Rate this question:
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- 38.
What steps do you need to take to install a Core i3 CPU into an FM2 motherboard?
- A.
Lift the ZIF socket arm; pace the CPU according to the orientation markings; snap on the heat-sink and fan assembly.
- B.
Lift the ZIF socket arm; place the CPU according to the orientation markings; add a dash of thermal paste; snap on the heat-sink and fan assembly.
- C.
Lift the ZIF socket arm; place the CPU according to the orientation markings; snap on the heat-sink and fan assembly; plug in the fan
- D.
Take all of the steps you want to take because it's not going to work.
Correct Answer
D. Take all of the steps you want to take because it's not going to work.Explanation
Intel and AMD processors are not compatible at all.Rate this question:
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- 39.
A client calls to complain that his computer starts up, but crashes when Windows starts to lead. After a brief set of questions, you find out that his nephew upgraded his RAM for him over the weekend and couldn't get the computer to work right afterward. What could be the problem?
- A.
Thermal paste degradation
- B.
Disconnected CPU fan
- C.
Bad CPU cache
- D.
There's nothing wrong. It usually takes a couple of days for RAM to acclimate to the new system.
Correct Answer
B. Disconnected CPU fanExplanation
Most likely, the nephew disconnected the CPU fan to get at the RAM slots and simply forgot to plug it back in.Rate this question:
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- 40.
Darren has installed a new CPU in a client's computer, but nothing happens when he pushes the power button on the case. The LED on the motherboard is lit up, so he knows the system has power. What could be the problem?
- A.
He forgot to disconnect the CPU fan.
- B.
He forgot to apply thermal paste between the CPU and the heat-sink and fan assembly.
- C.
He used an AMD CPU in an Intel Motherboard
- D.
He used an Intel CPU in an AMD motherboard
Correct Answer
B. He forgot to apply thermal paste between the CPU and the heat-sink and fan assembly.Explanation
The best answer here is that he forgot the thermal paste, though you can also make an argument for a disconnected fan.Rate this question:
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- 41.
Steve adds a second 1-GB 240-pin DIMM to his PC, which should bring the total RAM in the system up to 2 GB. The PC has an Intel Core 2 Duo 3-GHz processor and three 240-pin DIMM slots on the motherboard. When he turns on the PC, however, only 1 GB of RAM shows up during the RAM count. Which of the following is most likely to be the problem?
- A.
Steve failed to seat the RAM properly.
- B.
Steve put DDR SDRAM in a DDR 2 slot.
- C.
The CPU cannot handle 2 GB of RAM.
- D.
The motherboard can use only one RAM slot at a time.
Correct Answer
A. Steve failed to seat the RAM properly.Explanation
Steve failed to seat the RAM properly.Rate this question:
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- 42.
Scott wants to add 512 MB of PC100 SDRAM to an aging but still useful desktop system. The system has a 100-MHz motherboard and currently has 256 MB of non-ECC SDRAM in the system. What else does he need to know before installing?
- A.
What speed of RAM he needs.
- B.
What type of RAM he needs.
- C.
How many pins the RAM has.
- D.
If the system can handle that much RAM.
Correct Answer
D. If the system can handle that much RAM.Explanation
Scott needs to know if the system can handle that much RAM.Rate this question:
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- 43.
What is the primary reason that DDR2 RAM is faster than DDR RAM?
- A.
The core speed of the DDR2 RAM chips is faster.
- B.
The input/output speed of the DDR2 RAM is faster.
- C.
DDR RAM is single-channel and DDR2 RAM is dual-channel.
- D.
DDR RAM uses 184-pin DIMMs and DDR2 uses 240-pin DIMMs.
Correct Answer
B. The input/output speed of the DDR2 RAM is faster.Explanation
The input/output speed of DDR2 RAM is faster than that of DDR RAM (although the latency is higher.Rate this question:
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- 44.
What is the term for the delay in the RAM's response to a request from the MCC?
- A.
Variance
- B.
MCC gap
- C.
Latency
- D.
Fetch interval
Correct Answer
C. LatencyExplanation
Latency is the term for the delay in the RAM's response to a request from the MCC.Rate this question:
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- 45.
How does an NMI manifest on a Mac OS X system?
- A.
Blue Screen of Death.
- B.
Pinwheel of death
- C.
Interrupt of death
- D.
NMIs only happen on Windows systems
Correct Answer
B. Pinwheel of deathExplanation
A non-maskable interrupt on a Mac OS X system often results in the spinning pinwheel called the pinwheel of death.Rate this question:
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- 46.
Silas has an AMD-based motherboard with two sticks of DDR2 RAM installed in two of the three RAM slots, for a total of 2 GB of total system memory. When he runs CPU-Z to test the system, he notices that the software claims he's running a single-channel memory. What could be the problem? (Select the best answer.)
- A.
His motherboard only supports single-channel memory.
- B.
His motherboard only supports dual-channel memory with DDR RAM, not DDR2.
- C.
He needs to install a third RAM stick to enable dual-channel memory.
- D.
He needs to move one of the installed sticks to a different slot to activate dual-channel memory.
Correct Answer
D. He needs to move one of the installed sticks to a different slot to activate dual-channel memory.Explanation
Motherboards can be tricky and require you to install RAM in the proper slots to enable dual-channel memory access. In this case, Silas should move one of the installed sticks to a different slot to activate dual-channel memory. (And he should check the motherboard manual for the proper slots.)Rate this question:
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- 47.
Which of the following Control Panel applets will display the amount of RAM in your PC?
- A.
System
- B.
Devices and Printers
- C.
Device Manager
- D.
Action Center
Correct Answer
A. SystemExplanation
You can use the System applet to see how much RAM is currently in your PC.Rate this question:
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- 48.
What is the best way to determine the total capacity and specific type of RAM your system can handle?
- A.
Check the motherboard book.
- B.
Open the case and inspect the RAM.
- C.
Check the Device Manager
- D.
Check the System utility in the Control Panel.
Correct Answer
A. Check the motherboard book.Explanation
The best way to determine the total capacity and specific type of RAM your system can handle is to check the motherboard book.Rate this question:
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- 49.
Gregor installed a third stick of known good RAM into his Core i7 system, bringing the total amount of RAM up to 3 GB. Within a few days, though, he started having random lockups and reboots, especially when doing memory-intensive tasks such as gaming. What is most likely the problem?
- A.
Gregor installed DDR RAM into a DDR2 system.
- B.
Gregor installed DDR2 RAM into a DDR3 system.
- C.
Gregor installed RAM that didn't match the speed or quality of the RAM in the system.
- D.
Gregor installed RAM that exceeded the speed of the RAM in the system.
Correct Answer
C. Gregor installed RAM that didn't match the speed or quality of the RAM in the system.Explanation
Most like,y, Gregor installed RAM that didn't match the speed or quality of the RAM in the system.Rate this question:
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- 50.
Cindy installs a second stick of DDR3 RAM into her Core i5 system, bringing the total system memory up to 4 GB. Within a short period of time, though, she begins experiencing Blue Screens of Death. What could the problem be?
- A.
She installed faulty RAM.
- B.
The motherboard could only handle 2 GB of RAM.
- C.
The motherboard needed dual-channel RAM.
- D.
There is no problem. Windows always does this initially, but gets better after crashing a few times.
Correct Answer
A. She installed faulty RAM.Explanation
If you have no problems with a system and then experience problems after installing something new, chances are the something new is at fault.Rate this question:
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