FC0-U71 Tech Concepts and Terminology Practice Test 3 — 15 Questions

Question 1

Which of the following is the decimal equivalent of the binary number 1101?

Accepted Answer

13. Binary 1101 = 1*8 + 1*4 + 0*2 + 1*1 = 13.

Answer

10

Answer

14

Answer

11

Question 2

A technician is explaining data storage to a customer. Which of the following best describes the difference between a bit and a byte?

Accepted Answer

A bit is a single binary digit; a byte is 8 bits.. A bit is a single binary digit (0 or 1), and a byte consists of 8 bits.

Answer

A bit is 8 bits; a byte is 16 bits.

Answer

A bit is 4 bits; a byte is 8 bits.

Answer

A bit is 16 bits; a byte is 32 bits.

Question 3

A network engineer is configuring a device and needs to enter a MAC address. Which notational system is typically used for MAC addresses?

Accepted Answer

Hexadecimal. MAC addresses are usually represented in hexadecimal (base-16) notation, e.g., 00:1A:2B:3C:4D:5E.

Answer

Octal

Answer

Decimal

Answer

Binary

Question 4

Which of the following storage types uses spinning platters to read and write data?

Accepted Answer

HDD. HDDs (Hard Disk Drives) use spinning magnetic platters, while SSDs use flash memory.

Answer

SSD

Answer

RAM

Answer

Cache

Question 5

A user wants to save a photo with the highest quality but does not care about file size. Which file format should they use?

Accepted Answer

PNG. Lossless formats like PNG preserve all data, while lossy formats like JPEG reduce quality for smaller size.

Answer

JPEG

Answer

ZIP

Answer

MP3

Question 6

Which of the following best describes the function of a CPU cache?

Accepted Answer

It provides temporary storage for data the CPU needs quickly.. CPU cache is a small, fast memory that stores frequently accessed data to speed up processing.

Answer

It connects the CPU to the motherboard.

Answer

It stores the operating system permanently.

Answer

It performs arithmetic calculations.

Question 7

Which type of memory is volatile and loses its data when the computer is turned off?

Accepted Answer

RAM. RAM (Random Access Memory) is volatile and loses data on power loss.

Answer

SSD

Answer

ROM

Answer

HDD

Question 8

A user needs to run a Windows application on a Mac. Which approach uses a hypervisor to create a separate environment?

Accepted Answer

Virtual machine. A virtual machine uses a hypervisor to run one OS inside another.

Answer

Boot Camp

Answer

Driver update

Answer

Compatibility mode

Question 9

Which cloud service model provides the customer with the ability to run and manage applications on a cloud infrastructure but does NOT give control over the underlying operating system?

Accepted Answer

PaaS. PaaS provides a platform to develop and run applications without managing the OS or infrastructure.

Answer

SaaS

Answer

DaaS

Answer

IaaS

Question 10

Which of the following is an example of lossy compression?

Accepted Answer

JPEG. Lossy compression reduces file size by permanently removing some data, as in JPEG and MP3.

Answer

GIF

Answer

PNG

Answer

ZIP

Question 11

A technician is troubleshooting a computer that does not start. They suspect the BIOS may be corrupted. Which type of software is the BIOS?

Accepted Answer

Firmware. BIOS (Basic Input/Output System) is firmware that is embedded in the motherboard's ROM chip.

Answer

Operating system

Answer

Application software

Answer

Device driver

Question 12

Which of the following is the binary result of the AND operation on 1010 and 1110?

Accepted Answer

1010. AND: 1&1=1, 0&1=0, 1&1=1, 0&0=0 -> 1010.

Answer

1011

Answer

0010

Answer

1110

Question 13

A company is choosing a storage solution for archival data that is rarely accessed. Which TWO characteristics are typically true of HDDs compared to SSDs? (Choose two.)

Accepted Answer

Slower access times. HDDs are generally cheaper per gigabyte and have slower access speeds due to mechanical parts.

Answer

Faster read/write speeds

Answer

Lower power consumption

Answer

More durable due to no moving parts

Question 14

A developer is writing a program that needs to handle text in multiple languages, including Chinese and Arabic. Which TWO character encoding systems should they consider? (Choose two.)

Accepted Answer

UTF-8. UTF-8 and UTF-16 are Unicode encodings capable of representing characters from virtually all languages, including Chinese and Arabic. ASCII is limited to 128 characters and cannot handle these scripts. Base64 is a binary-to-text encoding, not a character encoding. EBCDIC is a legacy encoding primarily used on IBM mainframes and does not support the required language diversity. Therefore, only two of the provided options are suitable for multilingual text support.

Answer

Base64

Answer

ASCII

Answer

EBCDIC

Question 15

A user is experiencing slow performance and wants to upgrade their computer's RAM. Which TWO factors should they consider when purchasing new RAM? (Choose two.)

Accepted Answer

The RAM type (e.g., DDR4 vs DDR5). RAM must be compatible with the motherboard's form factor (e.g., DDR4 vs DDR5) and the motherboard must have available slots. Capacity is also a factor, but the question asks for factors to consider, compatibility and slots are key.

Answer

The brand of the CPU

Answer

The color of the RAM

Answer

The size of the power supply