CSI 115 Chapter 3

you are trying to troubleshoot a power supply issue with a voltmeter. Which two of the following options are common voltages produced b a desktop power supply? select two

+/- 12v +/- 5v

Which of the following motherboard power connectors typically connect directly to the motherboard? Select two

- 4-pin CPU power - 24 pin motherboard power

Which of the following are true regarding a dual channel memory bandwidth configuration? select two

- Bandwidth is increased by 5-15% - The memory controller must support dual-channels

what is true of the processor cache? select two

- L1 is typically unique to a processor core - L3 is shared between all cores

During POST, you receive a message stating: Keyboard not present. Press f1 to continue. What are the most likely causes of this error message? select two

- a poor keyboard connection or a stuck key on the keyboard

You have a motherboard that requires a 24-pin connector from a power supply. What types of power supply could you use with this motherboard? select two

- a power supply with a 24-pin connector only - a power supply with 200-pin and 4-pin connectors

What are twp major disadvantages to overclocking the CPU? select two

- increased heat output and voided warranty

You have just finished upgrading the CPU in your desktop system. After running the system for about 15 minutes, the system locks up and automatically restarts. what should you o first to troubleshoot the problem? select two

- make sure there is thermal paste between the heatsink and the CPU - check the CPU fan power

to test a power supply, you want to use a multi-meter to measure the voltage on a Molex hard drive disk drive connector. to do this, you need to turn the power supply on. Which pins on the 24-pin motherboard connector coming from the power supply can be stunted to turn the power supply on? select two

- pins 16 and 17 - Pins 15 and 16

You have an existing system that has a single DDR# memory module installed. You would like to add more memory to the three remaining empty memory slots. What should you do to make sure you get the right memory for the system? select two

- purchase additional modules that are the same as what is currently installed - check the motherboard documentation to find which modules are supported

you decided to upgrade your PC to use faster processor. To do this, you ordered a new motherboard over the internet that supports the processor you want to use. However, when it arrives, you discover that the motherboard uses the ATX form factor. Your existing PCs case uses the BTX form factor. What options do you have in this situation? select two

- return the motherboard and replace it with a BTX form factor motherboard - purchase an ATX form factor case

Which of the following statements are true regarding power supply wattage? select two

- the wattage requirement for each circuit uses this formula: W= V x A - A "watt" Describes how much work or how much power can be supplied to various devices

A system board has four 32-bit RIMM Slots. You have installed one RIMM. Which of the following are correct? select two

- you can complete the installation by installing three more RIMMS - you can complete the installation by installing three continuty moduels

which of the following statements are true? select two

-64-bit processors use the x86-64 instructon set( also referred to as x64 - 32-bit processors use only the IA-32 instruction set ( also referred to as x86)

What is the major difference between the BTX and the ATX standards? select two

-Processor slot rotated 45 Degrees - Improved thermal management

all other thins equal, which of the following processor sizes will consume the least amount of power?

32 NM

What is the approximate bus speed of DDR2 memory rated at PC2-5300?

333MHz

You have a computer that has fur DDR2 memory slts. Currently there are two 512 MB memory modules installed. You check the motherboard documentation and find that the sstem has a 4Gb memory limitation .You want to add as much memory as possible without replacing the esisting modules. What is the maximum total amoutn of RAM that canbe instaled in this system?

3GB

Select the voltages provided by an ATX power supply. Select three

5, 12, 3.3

Yo want to build a new system that supports 6 GB of memory. Which of the following will be the most important consideration when building the computer?

64- bit processor

You have a laptop with a dual core processor with the following characteristics: 1024 MB L2 Cache, 125 Watts, 45nm process size You want to upgrade the processor to one that uses less power. Which of the following Characteristic would most likely identify a processor that uses less power?

90 Watts

you have a computer with an on board LAN adapter. The LAN Adapter has failed and you are unable to connect the computer to the network. What should you do?

Add a network card using a PCI slot

Which of the following functions are associated wit an AMR riser card? select two

Audio and modem

Which of the following components is an example of firmware?

BIOS

What should you do before flashing the BIOS?

Backup CMOS settings

which of the following components is necessary to save system settings when you power off the computer?

CMOS battery

Which of the following stores important system information related to the starting of a computer?

CMOS memory

you want to upgrade all memory in your system with the fastest memory available. Which of the following should you choose?

Choose the tpe of memory that is supported by your motheboard.

What should you do( if possible) before flashig the BIOS?

Connect the computer to a UPS

assuming the same operating frequency, what are the advantages of DDR3 over DDR2? select two

DDR3 Doubles the data transfer rate of DDR2 and DDR3 uses less power than DDR2

Which of the following memory ratings identifies the fastest memory?

DDR3-1600

which memory rating identifies the fastest memory?

DDR3-2000

our motherboard has sockets for 184-pin DIMM RAM.Which type of RAM should you install?

DDR_SDRAM

Which of the following are terms used to identify memory modules?

DIMM

Which of the following is inserted in an AMR slot to provide sound functions?

Daughterboard

Which of the following is an error detection technique that can also correct the error?

ECC

You have purchased new components to build a new computer. While assembling the computer, you notice that the motherboard faceplate doesn't have any parallel ports.You need these ports to supprt some devices that you need to use with the computer. you check the motherboard documentation and find that parallel ports are not included on the motherboard. Which of the following would be the cheapest solution?

Install a PCI card to provide to the corresponding motherboard conectors

Which of the following could be detrimental while flashing the BIos?

Loss of power

you want to add a second process to your dual -processor system. Which of the following should you do?

Matte the speed of the new processor with the speed of the existing processor

You want to build a new desktop computer that is portable that you can easily take it to your friends' houses for gaming parties. Which of the following form factors would you likely select?

Micro-ATX

which kind of power connector is used on PATA (IDE) internal hard disk drives and optical drives?

Molex

You are in the process of configuring a new computer. The motherboard has four memory slots and supports dual channel memory... You install two memory modules. When you boot the computer, the BIOS recognizes both modules, but the memory is not configured to run in dual channel mode. What should you do?

Move the modules to the correct motherboard slots

Which of the following is most common method for removing RAM from a motherboard?

Move the tabs holding the RAM out of the way; pull the straight up to remove the RAM

Which of the following form factors doe not have expansion card slots on the motherboard but rather uses a riser card for expansion cards?

NLX

lately your computer is spontaneously shutting down after only a few minutes of use. What is the most likely cause?

Overheated CPU

which of the following expansion busses is most commonly used for devices such as sound cards, modens, and network cards?

PCI

Which of the following expansion buses are most commonly used for video cards in modern computer systems? select two

PCI express and AGP

Which expansion bus is best for high speed, high resolution, three dimensional graphics?

PCIe

Which expansion bus is best for high-speed, high resolution, three dimensional graphics?

PCIe

What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard, and other system hardware?

POST

Which of the following is an error detection technique that can detect errors with only one bit?

Parity

Which of the following components converts AC to Dc?

Power supply

you need to replace the power supply in your home desktop computer. As you choose the replacement power supply, which of the following specifications are most likely to affect your choice? select three

Processor connector, output wattage, and form factor

Which RAM standard requires heat spreaders?

RAMBUS

Which of the following actions is not recommended for keeping you computer cool?

Remove unused expansion card slot covers

To test a power supply, you use a multi-meter to measure the voltage on a Molex hard disk drive connector. You note that the yellow wire in the connector provides 10 volts DC. What should you do?

Replace the power supply. It is failing.

What is the role of the CMOS in a modern Computer?

Save information about system deivces

Which of the following statements is true regarding single- and double sided memory?

Single sided memory uses half the number of memory modules as double sided memory of the same capacity

When you boot the computer, it hangs after asking you for the current time and date. What is the most likely problem?

The CMOS battery has failed

You decided to upgrade your PC to use a fast processor. To do this, you ordered a new motherboard over the internet that supports the processor you want to use. However, when it arrives, you discover that the motherboard uses the mini-ATX form factor. Your existing PC's case uses the ATX form factor. What should you do?

Use the Min-ATX motherboard and replace it with an ATX form Factor motherboard

Which of the following functions are not associated with a CNR?

Video

When do you need to upgrade the system BIOS?

Whwnever a BIOS upgrade provides functionality not curently supported that is required by the operating system or hardware

Which of the following situations is most likely to require a system BIOS upgrade?

You are upgrading a processor

What is a ZIF socket?

a special socket for inserting and securing a pocessor

a- DDR DIMM b- DDR-3 DIMM c- SDRAM DIMM d- DDR- 2 DIMM e- RDRAM RIMM F- 144- pin SODIMM G- 200 PIn SODIMM

a- DDR DIMM b- DDR-3 DIMM c- SDRAM DIMM d- DDR- 2 DIMM e- RDRAM RIMM F- 144- pin SODIMM G- 200 PIn SODIMM

a- PCI b- PCIe x16 c- PCIe x 1 d- Case fan power e- CPU power F- CPU G- memory H- Power supply I- Sata J- Front Panel K- USb L- Ieee 1394

a- PCI b- PCIe x16 c- PCIe x 1 d- Case fan power e- CPU power F- CPU G- memory H- Power supply I- Sata J- Front Panel K- USb L- Ieee 1394

You have a computer with a Pentium IV CPU and two PC-2400 DDR Modules. The motherboard has room for two addition memory modules, and you'd like to install two PC-4000 modules. Which of the following statements is true?

all memory will operate at 300 MHz

what is the purpose of cache memory?

allows a processor to access data more quickly

where should the thermal paste go when installing a processor?

between the heat sink and the CPU

You have just replaced the motherboard in your computer. now your computer will not start. you Press the power button on the system, but nothing happens; there are no sounds or lights. what should you do?

connect the power button to the motherboard.

What does an ATX power supply do?

converts AC to DC

WHICH OF THE following objects is installed between the system case and the motherboard back panel I/O ports (such as sound, video and USB ports?

faceplate

What is the function of the chipset on the motherboard?

facilitate communication between the processor, memory components, and peripheral devices.

You have an existing computer that you've been using for years. you decide to upgrade the processor. You check the motherboard documentation and purchase the fastest processor that us supported by the motherboard. When you start the computer, it beep regularly but nothing is shown on the screen and it doesn't start. What should you do first?

flash the bios

Which of the following connectors are part of the system case and connect to header pins on the motherboard? select two

hard disk LED light and power switch

which of the following objects should have thermal paste applied? select two

heat sink and CPU

Which feature on Intel Chips allows a single processor to run two threads in parallel, instead of processing single thread linearly?

hyper-threading

You have installed a new computer with a dual core 64-bit processor, 6 GB of memory and a PCIw video card with 512 MB of memory. After installling the operating system, you seel less than 4gb of memory showing as availble in windows, What should you do?

install a 64 bit version of the operating system

You have a computer with a dual core 64- core processor that uses the x86-x64 instruction set. You want to install the 32 bit version of windows vista on the computer. What should you do?

install the operating system normally

Which of the following is an advantage to purchasing a computer with video and audio integrated onto the motherboard?

lower overall system cost

After installing two memory modules, your power on the system and check for errors. you find that the BIOS programs recognizes only one of the memory modules. What should you do first?

make sure that both modules are seated properly in thier slots.

A customer needs to use several applications . Currently, the computer cannot keep all the necessary applications open at the same time. Which of the following components should you consider upgrading?

memory

you have a power supply configured to recieve 110 volts AC. How can you configure the power supply to receive 220 volts AC?

move the power switch on the power supply to the different voltage

you have a desktop PC you have been using for 3 years in the united states. You are going on a study abroad program for one semeester and want to take your computer with you. After some research, you find out that the countr where you will be staying uses different voltage than what is used in the united states. What should you do so that your computer cna be compatible with the electrical power in Europe?

move the switch on the power supply to a different voltage

which of the following refers to placing two processors on a single processor chip or die?

multi-core

which of the following is a characteristic of a multi-processor system?

multiple processor sockets on the motherboard

which of the following will most likely contain SODIUMM memory?

notebook Computers

you would like to upgrade the processor in your system to a 64 bit processor. Which of the components will you most likely need to upgrade as well to take full advantage of the new processor?

operating system

which of the following terms refers to increasing the clock speed of a component in an effort to increase performance?

overclocking

you have an AMD processor and an intel processor, both of which have the same speed rating and both of which use the same front side bus rate. Which of the following statements is true about the relative performance of both processors?

performance will depend on other factors such as cache and other features

Which of the following requires that either slots are populated with memory or with a continuity module?

rambus

You have a computer system with a Pentium IV processor that operates at 2 GHz. You would like to upgrade to a faster processor, but you don't want to replace the motherboard. Which of the following should you do first?

read the motherboard documentation to identify which processors are suported

your computer has one single core processor installed. The motherboard supports with up to four cores. You wan to upgrade our computer to a dual-core system. Which of the following will be part of our configuration?

replace the existing processor

you test adding a second CPU. You remove the terminating resistor from the second CPU slot, insert the CPU and perform your testing. Upon conclusion of the test you remove the second CPU and find that your system no longer boots up properly. How can you correct this situation?

replace the terminating resistor in the slot that was occupied by the second CPU

for a special project, you have been asked to recommend the lowest profile desktop computer available. You are attempting to put together the specifications for these machines. Which of the following tpes of cards are attached to the motherboard to allow expansion cards to plug into them instead of the motherboard?

riser

you are in the process of installing a motherboard in a system case. Which of the following objects would you place between the motherboard and the system case?

standoffs

What is the biggest advantage of 64 bit processors over 32 bit processors?

the ability to use over 4GB of memory

Which of the following processor features is used to dynamically reduce power consumption based on current operating conditions?

throtting

You have a desktop computer that you want to upgrade. you add several internal components and external components. You realize that you need to ensure that our power supply can support all of the new devices. What should you do?

upgrade to a power supply that provides more watts.

you are building a new computer from both new and used parts. The video card is a PCIe video card that requires an 8-pin power connector. However, your power supply doesn't have an 8-in PCIe power connector. Which solution would be the least expensive option for your system?

use an adapter cable to connect two 4-pin Molex connectors to the 8-pin PCIe connector