站内搜索
BR0-003 问题列表
问题
单选题Serial ATA (SATA) uses a （）wire interface that creates a point-to-point connection between devices.A
Twenty-FiveB
FortyC
SixteenD
Seven
问题
单选题（）is commonly performed on CPUs and video cards to allow users to get enhanced performance.A
HyperthreadingB
DuplexingC
CachingD
Overclocking
问题
单选题Which of the following statements about an LCD screen is not true?（）A
An LCD screen consumes more power than a CRT screen.B
An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.C
Currently, all laptops use LCD screens.D
An LCD screen is considerably more expensive than a CRT screen.
问题
单选题In （） technology, two separate and complete processing units run in parallel on a Single chip.A
Hyper-threadingB
CachingC
Multi-taskingD
Dual-core
问题
单选题which of the following actions will you not take before beginning installation or removal of anyNON-PNP hardware device inside the computer case?（）A
Place all the hardware components in static proof bags.B
Remove all the jumpers from the motherboard.C
Switch off the main power and remove the power cordD
Use an anti-static wrist strap.E
Turn off the computer.F
Place the computer on the anti-static mat
问题
单选题（）are often used to organize and index the information or prices of objects.A
Object codesB
Bar codesC
ReferencesD
Notes
问题
单选题Which of the following components of a laptop is NOT upgradeable?（）A
Ethernet LAN cardB
MotherboardC
Hard diskD
RAM
问题
单选题（）enables a computer processor to process two sets of instructions at the same time.A
Multi-taskingB
Hyper-threadingC
Hyper-cachingD
Caching
问题
单选题（）systems can identify individuals with a high degree of certainty.A
EncryptionB
BiometricC
Password AuthenticationD
Digital
问题
单选题Generally a hard disk drive has multiple disks, known as （）.A
CartridgesB
Spindle motorsC
SectorsD
Platters
问题
单选题POST errors in the 17xx range generally indicate （）errors.A
USBB
Floppy disk driveC
MotherboardD
Hard disk driveE
COM1
问题
单选题Which of the following statements about an LCD screen is not true?（）A
An LCD screen consumes more power than a CRT screen.B
An LCD screen display may present high-quality images but only to viewers sitting directly in fron of the screen.C
Currently, all laptops use LCD screens.D
An LCD screen is considerably more expensive than a CRT screen.
问题
单选题Bluetooth is a （）technology.A
SatelliteB
MicrowaveC
Light waveD
Radio Frequency