CMS专题
单选题A user needs a laptop keyboard replaced because the space bar is not working. Mike, a technician, replaces the keyboard, and notices that a diagonal set of keys will not respond. Which of the following is the MOST likely cause?（）A StickyKeys is enabled
题目
StickyKeys is enabled and needs to be disabled.
The new keyboard is defective and needs to be replaced.
The system board is defective.
The keyboard ribbon is not seated properly.
相似问题和答案
第1题：
A. Processor
B. Hard drive
C. Battery
D. Optical drive
第2题：
A user reports the system runs fine for a few minutes and then freezes or locks up. Which of the following is the BEST cause of this issue?（）
- A、Memory is bad or not seated.
- B、Fans are failing.
- C、Power supply needs to be replaced.
- D、CD-ROM is faulty and needs to be replaced.
正确答案:B
第3题：
A client reports that the cursor on their laptop moves to one corner of the screen and stays there when they try to use the keyboard joystick. Which of the following components will MOST likely need to be replaced to resolve the issue?（）
A. Touchpad
B. Motherboard
C. Keyboard
D. External pointing device
第4题：
A user reports that the display on the laptop appears blurred. Which of the following is MOST likely the cause？ （）
- A、The LCD is not running in its native resolution.
- B、LCD monitors do not appear blurred.
- C、The drivers are improperly installed.
- D、More video memory needs to be allocated.
正确答案:A
第5题：
A user installed a Blu-Ray drive in their PC. The user reports that the new drive and their existing DVD-RW drive are not operating. Which of the following needs to be replaced?（）
- A、Power supply
- B、DVD-RW
- C、Blu-Ray drive
- D、Motherboard
正确答案:A
第6题：
When servicing a laptop, which of the following components usually requires the keyboard to beremoved before the component can be replaced?（）
- A、Processor
- B、Hard drive
- C、Battery
- D、Optical drive
正确答案:A
第7题：
A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）
- A、Plug in an external monitor to test the video card.
- B、Run a check disk scan to verify there is no corruption.
- C、Check if the laptop is now on battery power.
- D、Have the LCD screen replaced with a known good screen.
正确答案:C
第8题：
A laptop has a non-functioning keyboard. After the keyboard was replaced with a known good one, the technician finds that the keyboard still is not functioning. Which of the following steps should the technician take NEXT?（）
A. Replace the motherboard.
B. Check all connections.
C. Replace the USB controller.
D. Check the PS/2 connector.
第9题：
When a user is typing on a laptop the cursor sometimes moves on its own. Which of the following is MOST likely the cause？（）
- A、The keyboard driver needs to be updated.
- B、There are conflicting serial ports.
- C、The mouse driver needs to be updated.
- D、The user is brushing the touch pad while typing.
正确答案:D
第10题：
A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?（）
- A、The computer is unable to work in the US because of EU licensing arrangements
- B、The power supply needs to be replaced with one rated for 110 watts
- C、The power supply needs a power inverter to handle the change in cycles
- D、The power supply voltage needs to be switched to 110 from 220
正确答案:D