The UPS is overcharged.
Incorrect wattage on the power supply.
The UPS battery is not charged.
The UPS is in power management mode.
第1题：
A pilot vessel may continue to sound an identity signal if she is ______.
A.underway，but not making way
B.aground
C.being towed
D.not engaged in pilotage duty
第2题：
第3题：
A. A new sound card
B. A new speaker
C. A BIOS update
D. A hardware volume control
第4题：
A user reports that they are unable to open any audio files. Yesterday, the user uninstalled third party music software. Which of the following is the MOST likely cause of the user’s error?（）
第5题：
A user explains that after the office was vacuumed the previous night their sound is not working and they cannot get onto the network. The user has verified that all of the PC’s cables are plugged into their respective ports. Which of the following is the MOST likely cause?（）
第6题：
Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?___.
A.When at anchor, the pilot vessel is only required to sound anchor signals
B.The identification signal must be sounded any time the pilot vessel is underway
C.The pilot vessel may only sound the identity signal when making way
D.All of the above
第7题：
A user’s laptop does not produce sound even though the volume settings are at maximum in theoperating system. Which of the following would MOST likely resolve this issue?（）
第8题：
A.The SSID broadcast is disabled.
B.Wireless router is improperly configured.
C.The user is connecting to the wrong SSID
D.The wireless NIC is defective.
第9题：
A user reports that they are unable to reach a particular website. The user had no issues reaching the site earlier in the day. Which of the following is the MOST likely cause of the lack of access？（）
第10题：
The user turns on the computer and hears a popping sound and detects a burning smell. Thesystem will not power on. Which of the following is the MOST likely problem?（）