Fichas
Hardware Mid-term Part 2
Fichas del conjunto (66)
- 1What socket does a Pentium D use?775 (also known as 775T)
- 2What is the Intel CPU socket B also known as?1366
- 3What is the Intel Socket J also known as?771
- 4Is Socket 1150 intel or AMD?Intel
- 5What does it mean when we say that Firewire is peer to peer and USB is host based?Firewire can communicate directly whereas USB needs a host in between
- 6What is the official standard for Firewire?IEEE 1394
- 7What are two speeds of Firewire?400 and 800 Mbps
- 8What is the maximum number of devices that USB can support?127
- 9What is the maximum number of devices that firewire can support?63
- 10What is the difference between a memory type and a module type?DIMM is a module and DDR is a memory type
- 11How many pins does DDR have?184
- 12How many pins does DDR3 have?204 on a laptop and 240 on a desktop
- 13What type of memory uses continuity modules?Rambus
- 14How many pins in a Rambus memory stick?184
- 15Why would you flash a system BIOS?To update the system
- 16What happens when you shadow a BIOS?It gets copied into RAM to make it faster and easier to access
- 17What is the expected voltage from a blue wire in a power supply connector?negative 12 volts
- 18What is the expected voltage from a red wire in a power supply connector?5 volts
- 19What is the expected voltage from a yellow wire in a power supply connector?12 volts
- 20What is the expected voltage from a white wire in a power supply connector?negative 5 volts
- 21What is the expected voltage from a orange wire in a power supply connector?3.3 volts
- 22How many pins are on a keyboard connector?4 pins
- 23How many pins are on a molex connector?4 pins
- 24How many pins on a Serial ATA connector?15 pins
- 25How many pins are on a AUX connector?6 pins
- 26How many pins are on a PCIe power connector?6 or 8 pins
- 27How many pins are on a EPS for a server motherboard?8
- 28What makes one power supply better than another?Number of Watts, power distribution, whether it's modular, number of connectors, whether it's certified, noise, brand, etc.
- 29What stores the resources of the last successful boot?ESCD (extended system configuration data)
- 30What is a cold boot?a boot process in which the computer starts from a powerless state
- 31What is a warm boot?Reboot from power on or a soft restart
- 32What is the IRQ priority order?0 to 2 then 8 to 15 and then 3 to 7
- 33What IRQ is used by the Real-time clock?8
- 34What IRQ is the system clock?0
- 35What is IRQ number 13?Math coprocessor
- 36What is TWAIN?Universal translator between two devices where the devices don't need to know the details of the other
- 37What is OCR?optical character recognition
- 38What interfaces can be used by a scanner?USB, parallel, SCSI, wi-fi, serial
- 39What is interpolation on a scanner?process that the scanning software uses to increase the perceived resolution of an image
- 40What are 3 types of scanner?flatbed, sheet fed and handheld
- 41What are CCDscharged coupled device - where the information actually goes as it is scanned
- 42What is an MOV?a variable resistor
- 43What would contain an MOV?a surge suppresor
- 44What is a surge suppressor protecting against?electrical spikes and over-voltage situations
- 45What component protects against a brown out?a line or power conditioner
- 46What is the difference between an SPS and a UPS?UPS always runs the system off battery power while the SPS only switches to battery when power is lost
- 47What is a BPS?back-up power supply
- 48What is the maximum speed of hi-speed USB?480 Mbps
- 49What colour is a hi-speed USB?black
- 50What colour is a super-speed USB?blue
- 51What is the maximum speed of super-speed USB?5 Gbps
- 52What is the maximum speed of super-speed plus USB?10 Gbps
- 53What does a red signify on a USB port?sleep-and-charge capabilities
- 54What does a USB symbol look like?the Devil's trident
- 55What connector is used for Thunderbolt?mini-display port
- 56What is POTS?plain old telephone system
- 57What is a UART in a modem?converts parallel to serial and serial to parallel
- 58Where does the word modem come from?modulator demodulator
- 59What does it mean to demodulate?convert from analog to digital
- 60What are the 3 proprietary modem slots?ACR, AMR, CNR
- 61What is the name of the telephone connector on a modem?RJ11
- 62Are most PCI modems hardware modems or software modems?software
- 63Are most external serial modems hardware or software modems?hardware
- 64Why can't a 56k modem achieve that speed?because of voltage
- 65What two standards govern 56k modems?V90 and V92
- 66What type of modems pre-dated 56k modems?28.8k and 33.6k modems.
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- Fichas sobre Hardware Mid-term Part 2, creado por yousweetdreams el 28/03/2014.
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