A+ Day 3

A network technician is troubleshooting an issue where a wireless device only receives an intermittent signal. What could be a possible cause of this? (Select all that apply.)

• Another radio source is broadcasting at the same frequency.

• There is Wi-Fi analyzer software running.

• There is an electromagnetic source nearby.

• Something is blocking the signal.

A network technician securely connects to a remote server on port 3389. What protocol does the technician use?

• LDAP

• SSH

• Telnet

• RDP

A network technician troubleshoots an issue where the video conferencing system keeps freezing up and dropping out. The technician determines that the router is not processing the signal fast enough. What is this type of issue known as?

• Latency

• VoIP

• QoS

• Jitter

A network technician uses a switch configuration interface to see how long the port remains in the up state and that it is continually transitioning between up and down states. What does the network technician witness?

• Slow network speeds

• Port flapping

• RSSI

• QoS

A web designer is securely uploading files to a web server. What protocol is the designer using to do this?

• SMB

• NetBIOS

• FTPS

• TFTP

A laptop has an internal battery that requires tools to access and remove. What step should a repair technician take prior to opening the laptop to install a replacement? (Select 2 correct answers.)

• Discharge the battery.

• Power the laptop off.

• Disconnect the AC power.

• Charge the battery.

A network technician is working from a coffee shop and does not want to use their insecure wireless connection. What can the technician enable on his smartphone to provide his laptop with his own Wi-Fi connectivity?

• Airplane mode

• Cellular data networking

• Hotspot

• Bluetooth

A user purchased their first smartphone and wants to download useful apps to it. What must the user do before they can use the app store?

• Grant privileges.

• Synchronize between multiple devices.

• Autodiscover.

• Configure an account.

A user returned a new tablet to the helpdesk with complaints that the screen was too dark and that the desktop image they put on it burned into the display. What kind of display does the tablet have?

• Touch screen

• LED

• TFT

• OLED

A user states that a mobile phone does not hold a very good charge. What might the cause be? (Select all that apply.)

• Improper battery charging

• Lack of power management

• An aging battery

• Daily use of the device