Mod 03 Supporting Processors and Upgrading Memory

A field service technician is replacing a server motherboard that supports CPUs with multithreading capabilities. The technician notices the motherboard has four processor sockets. If each socket supports a quad-core processor, how many logical processors does the system appear to have?

32

A desktop computer with a hybrid processor has four memory slots. However, it only has two DIMMs installed; the size of each DIMM is 4 GB. How large is the data path of each DIMM?

64-bit

For maximum efficiency and performance, a highly tuned and specialized application needs to run on a system capable of handling exactly 16 threads at the same time from the operating system. Which two of the following will best meet the specified requirement?

A motherboard with four dual-core processors A system board with two quad-core processors

Yesterday you installed a new game on your computer. When you ran the computer, you noticed that the application was running very slow. After you exited the game and restarted it (the game), you received an error message saying, "Insufficient memory or disk space." You checked the hard drive, and it has more than 250GB of free space. What should you check next in Task Manager?

Amount of RAM available.

What is the most likely result of a correctly installed processor, but an incorrectly installed cooler?

Boot process begins, but the system suddenly turns off after a short period

What three characteristics are true about SRAM and DRAM?

Both are considered volatile because they only hold data while power is on\ SRAM is faster than DRAM because it does not need to be refreshed The type of memory used in a memory cache is SRAM because it is faster

You are reviewing new RAM to purchase for a gaming computer and find three different RAM modules that are the same except for their CL rating. The memory with which rating will work best?

CL15

An organization wants to increase the amount of RAM on their computers. All the computers have four memory slots but only two slots in each computer are populated. They want to add one more memory module to the older computers, and two additional modules to the newer computers. The older computers have three blue slots and one black slot. Which memory type will maximize the number of DIMMS the memory controller can access at the same time in both, the older and newer computers?

DDR3

You are upgrading the RAM in a home computer you bought in 2018. The motherboard supports a quad channel memory configuration. What two types of memory will help maximize performance?

DDR3 DDR4

Which of the following two statements are true regarding DRAM?

DIMM is a type of DRAM used in modern motherboards SO-DIMM is a type of DRAM used in modern laptop motherboards

Documentation on the memory modules in a computer says that each row is refreshed frequently, specifically, every 64ms. What type of memory is installed?

DRAM

A help desk technician is reading the manual for the motherboard in a server to ensure the right type of memory is installed during an upgrade. The documentation says it provides additional reliability because it is capable of correcting single bit errors. What technology do the memory modules use?

ECC

You are researching RAM for a computer you are building for a friend who will be using the system as a home office server for a small business. She wants the added protection so the computer will not crash due to a memory error. What type of RAM should you consider purchasing?

ECC

A company needs to upgrade their servers and workstations to support the latest 64-bit applications and deliver better performance. Which two processors will satisfy the company's requirements?

Itanium Xeon

What type of processor memory is located on the processor chip (processor die)?

Level 1 cache

A processor housing that contains more than one processor is referred to as what term?

Multicore processor

What is the general name of the processor feature that AMD calls HyperTransport?

Multithreading

A customer takes a computer to a repair shop because the system did not boot successfully after adding a memory module to help increase performance. What is likely to be the problem?

One memory stick in unbuffered, the other is registered

A computer has four DDR4 memory modules. Two modules have a speed of 3000 MHz and the other two have a speed of 4000 MHz. If the two 3000 MHz DIMMs are upgraded, the new modules to be installed should have what rating?

PC4 32000

An entrepreneur wants to design and produce memory modules that meet industry specifications. To increase memory performance in servers the module should use technology to hold and amplify the signal just before the data is written to the module. What technology should the memory modules include?

Registers

A software development firm needs to test a high-end application on a system with a family of 64-core AMD processors. Which processor will meet their needs?

Ryzen Threadripper

Jenny is working on a laptop computer and notices that the computer is not running very fast. She looks and realizes that the laptop supports 8GB of RAM and that the computer is running only 4GB of RAM. Jenny would like to add four more gigabits of RAM. She opens the computer and finds that there is an open slot for RAM. She checks the other module and determines that the module has 204 pins. What module should Jenny order?

SO-DIMM DDR3

Tomi buys a CPU from a computer store. The retail box references the amount of L1 cache in the list of features. What is it referring to?

The amount of memory residing directly on the processor die

When selecting a processor to match system needs, what features should you NOT consider?

The latest and most powerful processor available because the performance benefit will far outweigh the cost

You are able to successfully install new DIMMs with a data path that have 72 bits in a server using a 64-bit processor. Which of the following is true regarding this scenario?

The system will run as expected with no problems at all

Gina is upgrading your computer with a new processor. She installs the processor into your motherboard and adds the cooling system. She powers up the computer, and it begins to boot but then shuts down. What could be the cause of this problem?

Thermal compound was not used.

Joanna is researching high-end motherboards for a gaming computer with the best performance possible. Which consideration should be highest on the list?

Use the highest-performing processor

After installing the processor and reassembling the computer, the system begins the boot process and suddenly turns off before completing the boot. You turn everything off, unplug the power cord, press the power button to drain the power, and open the case. What should you do next?

Verify the cooler is securely seated and connected

A system administrator boots a Windows PC using a Live Linux CD/DVD and list the files on the system. One of the files is called pagefile.sys. What is this file used for? Select all that apply.

Windows normally stores virtual memory in this file. Used to enhance the amount of RAM in the system.

Malai has a desktop computer at home that among other apps, is also running an older 32-bit video game. What type of processor does the computer most likely have?

x86-64