CompTia A+ (Desktop) MCQ Quiz and Online Test

Important Instructions:

Total Number Of Questions : 10
Passing Marks : 7
Each Question Carry 1 Mark, No Negative Marking.
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This Is A FREE Online Test, DO NOT Pay Money To Anyone To Attend This Test.
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Results

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#1. What do registers provide for the CPU?

Registers determine the clock speed.

The CPU uses registers for temporary storage of internal commands and data.

Registers enable the CPU to address RAM.

Registers enable the CPU to control the address bus.

#2. What function does the external data bus have in the PC?

The external data bus determines the clock speed for the CPU.

The CPU uses the external data bus to address RAM.

The external data bus provides a channel for the flow of data and commands between the CPU and RAM.

The CPU uses the external data bus to access registers.

#3. What is the function of the address bus in the PC?

The address bus enables the CPU to communicate with the chipset.

The address bus enables the memory controller chip to communicate with the RAM.

The address bus provides a channel for the flow of data and commands between the CPU and RAM.

The address bus enables the CPU to access registers.

#4. Which of the following terms are measures of CPU speed?

Megahertz and gigahertz

Megabytes and gigabytes

Megahertz and gigabytes

Frontside bus, backside bus

#5. Which CPU feature enables the microprocessor to support running multiple operating systems at the same time?

Clock multiplying

Caching

Pipelining

Virtualization support

#6. Into which socket could you place an Intel Core i5?

Socket LGA 2011

Socket LGA 1151

Socket C

Socket AM3+

#7. Which feature enables a single-core CPU to function like two CPUs?

Hyper-Threading

SpeedStep

Virtualization

x64

#8. What steps do you need to take to install a Core i3 CPU into an FM2+ motherboard?

Lift the ZIF socket arm; place the CPU according to the orientation markings; snap on the heat-sink and fan assembly.

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.

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.

Take all of the steps you want to take because it’s not going to work.

#9. A client calls to complain that his computer starts up, but crashes when Windows starts to load. 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?

Thermal paste degradation

Disconnected CPU fan

Bad CPU cache

There’s nothing wrong. It usually takes a couple of days for RAM to acclimate to the new system.

#10. 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 the problem be?

He forgot to disconnect the CPU fan.

He forgot to apply thermal paste between the CPU and the heatsink and fan assembly.

He used an AMD CPU in an Intel motherboard.

He used an Intel CPU in an AMD motherboard.

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