FC0-U71 Infrastructure Practice Test 3 — 15 Questions

Question 1

Which of the following RAM types is the fastest and most recent?

Accepted Answer

DDR5. DDR5 is the latest generation of DDR SDRAM, offering higher speeds and lower power consumption compared to DDR4.

Answer

DDR4

Answer

DDR2

Answer

DDR3

Question 2

A technician is selecting a storage interface for a new solid-state drive that offers the fastest data transfer speeds. Which interface should they choose?

Accepted Answer

NVMe M.2. NVMe M.2 drives use the PCIe bus directly, providing significantly faster performance than SATA-based SSDs.

Answer

SATA

Answer

PATA

Answer

USB 2.0

Question 3

A user wants to connect a high-resolution 4K monitor to their desktop computer for gaming at 144Hz. Which port should they use to ensure the best performance?

Accepted Answer

DisplayPort. DisplayPort supports high resolutions and refresh rates, including 4K at 144Hz, while HDMI 1.4 is limited to 4K at 30Hz.

Answer

DVI

Answer

VGA

Answer

HDMI 1.4

Question 4

A company needs to manage and secure a fleet of employee smartphones used for work. Which technology should they implement?

Accepted Answer

MDM. Mobile Device Management (MDM) allows organizations to enforce policies, manage apps, and secure data on mobile devices.

Answer

DNS

Answer

NAC

Answer

VPN

Question 5

Which network topology connects all devices to a single central cable?

Accepted Answer

Bus. In a bus topology, all devices are connected to a single backbone cable. However, star topology is more common today.

Answer

Mesh

Answer

Ring

Answer

Star

Question 6

A user's home wireless network is experiencing interference. Which frequency band is more prone to interference from devices like microwaves and cordless phones?

Accepted Answer

2.4 GHz. The 2.4 GHz band is more crowded and prone to interference from common household devices, while 5 GHz offers less interference.

Answer

60 GHz

Answer

5 GHz

Answer

900 MHz

Question 7

Which wireless standard is commonly known as Wi-Fi 5 and operates on the 5 GHz band?

Accepted Answer

802.11ac. 802.11ac (Wi-Fi 5) operates on 5 GHz and offers faster speeds than previous standards. Wi-Fi 6 is 802.11ax.

Answer

802.11ax

Answer

802.11g

Answer

802.11n

Question 8

A technician is setting up a virtualized environment on a laptop to run multiple operating systems for testing. Which type of hypervisor is most appropriate?

Accepted Answer

Type 2 hypervisor. Type 2 hypervisors like VirtualBox run on top of an existing OS, making them suitable for personal use on a laptop.

Answer

Bare-metal hypervisor

Answer

Type 1 hypervisor

Answer

Container

Question 9

A company wants to implement a private network for devices within a single building. Which type of network should they use?

Accepted Answer

LAN. A Local Area Network (LAN) connects devices within a limited area like a building or campus.

Answer

WAN

Answer

MAN

Answer

PAN

Question 10

A user wants to sync their contacts and calendar between their Android phone and tablet. Which method is most commonly used?

Accepted Answer

Google account sync. Google account sync automatically syncs data like contacts and calendar across Android devices and Google services.

Answer

iCloud sync

Answer

Bluetooth pairing

Answer

NFC

Question 11

Which device converts the signal from an ISP into a digital signal that a computer can use?

Accepted Answer

Modem. A modem modulates and demodulates signals, converting ISP signals (e.g., cable, DSL) to digital data.

Answer

Switch

Answer

Access point

Answer

Router

Question 12

Which of the following is an input device?

Accepted Answer

Keyboard. A keyboard is an input device used to type data into a computer.

Answer

Monitor

Answer

Printer

Answer

Speaker

Question 13

A technician is choosing a printer for a home office that needs high-quality color photo prints. Which TWO printer types are most suitable?

Accepted Answer

Inkjet. Inkjet printers produce high-quality color photos. Laser printers are better for text, but some color lasers can also print good photos, though inkjets are preferred.

Answer

Dot matrix

Answer

3D printer

Answer

Thermal

Question 14

A network administrator is designing a new office network. Which THREE factors should be considered when choosing between 2.4 GHz and 5 GHz Wi-Fi bands?

Accepted Answer

Speed. 2.4 GHz offers longer range and better penetration through walls but is more prone to interference. 5 GHz offers higher speeds but shorter range.

Answer

Cellular compatibility

Answer

Number of devices

Question 15

A company is deploying a virtualization server to run multiple application servers. Which THREE resources are typically allocated to a virtual machine?

Accepted Answer

vStorage. Virtual machines use virtual CPU (vCPU), virtual RAM (vRAM), and virtual storage (vStorage) allocated from the physical host.

Answer

vGPU

Answer

vNIC