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220-701單項選擇題每日一練(2019.01.11)

單項選擇題
A user received an email from their bank asking them to login and verify their personal information.The user complies and fills in the requested information. Days later the user notices their checking account is empty. This is a result of which of the following?（）
A. Spam
B. Phishing
C. Adware
D. A Trojan
單項選擇題
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.
單項選擇題
Which of the following Internet technologies has the slowest potential upload speed due toinherent latency issues?（）
A. 3G
B. 4G
C. Satellite
D. Fiber
單項選擇題
Which of the following expansion cards is MOST likely to have a coaxial input?（）
A. FireWire
B. Video capture
C. SATA
D. TV tuner
單項選擇題
Which of the following technologies is the MOST secure form of wireless encryption?（）
A.SSL
B.WPA
C.WEP
D.TLS

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