A+ Review Questions

Which of the following is an extra button or knob on a laptop keyboard that moves the mouse cursor?

• Pointing stick
• Touch pad
• Digitizer
• ExpressCard

A technician is tasked with replacing a Wi-Fi antenna in a laptop computer. Which of the following places would the antenna MOST likely to be located?

• Around the laptop's bezel
• Under the laptop keyboard
• Next to the laptop battery
• Near the memory expansion slots

Which of the following input devices uses a stylus?

• Digitizer
• Touchpad
• Trackpoint
• Touch screen

The integrated mouse, the small monitor, and the compact nature of the keyboard are impeding your work when you use a notebook, but you still need a system that is portable if necessary. What is your best option?

• Buy a docking station for your notebook.
• Buy a small, lightweight desktop computer.
• Buy the biggest notebook possible so you don't feel so confined.
• Connect an external keyboard, mouse, and monitor when necessary.
• Switch to a tablet device.

You have subscribed to a cloud-based service to synchronize data between your mobile device and your PC. Before allowing the data to be synchronized, this service uses a process where the cloud service and the client on the mobile device verify each other's security certificates. What is this process called?

• Mutual authentication
• Hotspot connection
• Virtual private network
• Tethering

A technician is tasked with configuring a mobile device to connect securely to the company network when the device is used at off-site locations where only internet connectivity is available. Which of the following should the technician configure?

• VPN
• IMAP
• Bluetooth
• Hotspot

Which of the following is not an example of wireless networking communications?

• DSL
• 802.11n
• Infrared
• Bluetooth

A user in the sales department cannot get his laptop to display through a projector. He sees the screen output on the built-in display, but the video is not being seen on the projector. Which of the following steps would be BEST to try first?

• Use the Fn key to redirect display to the external video port.
• Replace the video card.
• Replace the display.
• Add video RAM.
• Check the backlight setting.

Which component within a tablet device measures acceleration horizontally and vertically at the same time?

• Gyroscope
• Accelerometer
• G-Sensor
• Attitude indicator

A technician has configured a client computer's network interface with addresses of servers where the client will send requests for translating Fully Qualified Domain Names (FQDNs) to IP addresses and IP addresses to FQDNs. Which of the following TCP/IP suite protocols is used by the client to perform the request and also used by a server to respond to these requests?

• Domain Name System (DNS) protocol
• Dynamic Host Configuration Protocol (DHCP)
• Server Message Block (SMB)
• Secure Shell (SSH)