IT Quiz

Which of the following devices provides the portability of a mobile phone and functionality of a laptop/desktop?

• Tablet

• GPS unit

• E-reader

• Fitness monitor

Answer explanation

The correct choice is Tablet, as it provides the portability of a mobile phone and functionality of a laptop/desktop, making it a versatile device for various tasks.

A user brings in a smartphone for repair. The device is unable to send/receive calls or connect to WiFi. All applications on the device are working unless they require connectivity. Which of the following is MOST likely causing the problem?

• Airplane mode

• Tethering

• Disabled hotspot

• VPN

Answer explanation

The most likely cause of the smartphone's issue is being in Airplane mode, which disables calls and WiFi connectivity while allowing other applications to function.

A human resources manager requests wireless APs to be set up for the office. A server will manage the wireless settings, and authorized devices should be able to access confidential records over WiFi. Which of the following settings should be configured to meet the requirements?

• WPA2 encryption, UPnP, and MAC filtering

• WPA encryption, UPnP, and blocklisting

• WPA encryption, infrastructure mode, and MAC filtering

• WPA2 encryption, infrastructure mode, and QoS

Answer explanation

To meet the requirements of managing wireless settings and accessing confidential records, WPA2 encryption, infrastructure mode, and QoS should be configured.

Which of the following technologies can be used for wireless payments?

• NFC

• Bluetooth

• IR

• LTE

Answer explanation

NFC is the technology used for wireless payments, making it the correct choice out of the options provided.

Which of the following connector types can be plugged into a device both right-side up and upside down?

• USB

• USB-C

• Mini-USB

• Micro-USB

Answer explanation

The USB-C connector type can be plugged into a device both right-side up and upside down, unlike other options listed.

A user wants to build a computer with a high-end CPU, plenty of RAM, and a high-end graphics card for online gaming. The user wants to verify that the graphics card is compatible with the motherboard. Which of the following connection types would the user MOST likely utilize to connect the video card to the motherboard?

• PCIe

• ISA

• AGP

• USB

Answer explanation

The user would most likely utilize a PCIe connection type to connect the high-end graphics card to the motherboard for online gaming.

Which of the following peripheral types is MOST likely to be used to input actions into a PC?

• Mouse

• Monitor

• Printer

• Speaker

Answer explanation

The most likely peripheral type to input actions into a PC is a Mouse.

Which of the following resource types would be BEST suited to saving photographs from a mobile device with limited on-board storage?

• Cloud file services

• Virtual desktop

• Off-site email

• Resource pooling

Answer explanation

Cloud file services would be the best choice for saving photographs from a mobile device with limited on-board storage as they allow for offloading data to remote servers, freeing up local storage space.

An engineer's workstation experiences a BSOD whenever loading very large CAD files to modify. Which of the following troubleshooting steps should a technician take to isolate the issue?

• Install additional RAM rated at the fastest speed the motherboard will support.

• Perform a hard drive scan to identify and lock out any bad sectors from use.

• Run a memory test to verify all memory addresses can be reliably written to and read from.

• Increase the size of the swap file to ensure adequate virtual memory is available.

Answer explanation

Run a memory test to verify all memory addresses can be reliably written to and read from.

The technician pings the gateway and gets a reply. The technician then pings an external IP address and doesn't get a reply. Which of the following commands would MOST likely resolve the issue?

• netstat -nbt

• netsh int ip reset

• ipconfig /flushdns

• nslookup 192.168.0.254

Answer explanation

The correct command to resolve the issue of not getting a reply when pinging an external IP address is 'ipconfig /flushdns'. This command will clear and reset the DNS resolver cache, potentially resolving any DNS-related issues.