FC0-U61 · topic practice
Practise CompTIA ITF+ FC0-U61 IT Concepts and Terminology practice questions — original exam-style scenarios with answer choices, explanations, and analysis of common mistakes.
Courseiva uses original exam-style practice questions designed for learning and revision. The goal is to understand the concepts, recognise exam patterns, and improve through explanations — not memorise copied exam dumps.
What the exam tests
IT Concepts and Terminology questions test whether you can apply the concept in context, not just recognise a definition.
How the topic appears in realistic exam-style scenarios.
Which detail in the question changes the correct answer.
How to eliminate plausible but wrong options.
How to connect the question back to the wider exam objective.
Watch out for
Practice set
20 questions · select your answer, then reveal the explanation
Trap 1: 0100
0100 is binary for 4.
Trap 2: 0011
0011 is binary for 3.
Trap 3: 0110
0110 is binary for 6.
0100
Why wrong: 0100 is binary for 4.
0011
Why wrong: 0011 is binary for 3.
0110
Why wrong: 0110 is binary for 6.
0101
0101 is binary for 5.
Trap 1: Binary
Binary is used internally but not for human-readable MAC addresses.
Trap 2: Octal
Octal is not used for MAC addresses.
Trap 3: Decimal
Decimal is not used for MAC addresses.
Hexadecimal
Hexadecimal is the standard representation for MAC addresses.
Binary
Why wrong: Binary is used internally but not for human-readable MAC addresses.
Octal
Why wrong: Octal is not used for MAC addresses.
Decimal
Why wrong: Decimal is not used for MAC addresses.
Trap 1: Archive compression
Archive compression often uses lossless methods.
Trap 2: Lossless compression
Lossless compression does not discard data.
Trap 3: File compression
Too vague; all compression is file compression.
Archive compression
Why wrong: Archive compression often uses lossless methods.
Lossless compression
Why wrong: Lossless compression does not discard data.
File compression
Why wrong: Too vague; all compression is file compression.
Lossy compression
Lossy compression discards data, reducing quality.
Trap 1: GPU
GPU handles graphics; not the primary cause when multitasking with typical apps.
Trap 2: CPU
CPU speed may affect performance, but running multiple apps primarily taxes RAM.
Trap 3: Hard drive
Storage speed matters for loading, but RAM is the immediate issue.
GPU
Why wrong: GPU handles graphics; not the primary cause when multitasking with typical apps.
CPU
Why wrong: CPU speed may affect performance, but running multiple apps primarily taxes RAM.
Hard drive
Why wrong: Storage speed matters for loading, but RAM is the immediate issue.
RAM
RAM provides temporary storage for active programs; insufficient RAM leads to slowdowns.
Trap 1: SSDs require a constant power supply to retain data.
SSDs are non-volatile; they retain data without power.
Trap 2: SSDs provide larger storage capacities at a lower cost per gigabyte.
HDDs typically offer lower cost per GB.
Trap 3: SSDs use laser technology to read and write data.
SSDs use electrical charges, not lasers.
SSDs require a constant power supply to retain data.
Why wrong: SSDs are non-volatile; they retain data without power.
SSDs provide larger storage capacities at a lower cost per gigabyte.
Why wrong: HDDs typically offer lower cost per GB.
SSDs are more resilient to physical shock because they have no moving parts.
SSDs are solid-state and withstand shock better.
SSDs use laser technology to read and write data.
Why wrong: SSDs use electrical charges, not lasers.
Trap 1: Device driver
Drivers are loaded by the OS to communicate with hardware.
Trap 2: Application software
Applications are user-installed programs.
Trap 3: Operating system
The OS is stored on the hard drive, not on a motherboard chip.
Firmware
Firmware (BIOS/UEFI) is stored on a chip and controls initial boot.
Device driver
Why wrong: Drivers are loaded by the OS to communicate with hardware.
Application software
Why wrong: Applications are user-installed programs.
Operating system
Why wrong: The OS is stored on the hard drive, not on a motherboard chip.
Trap 1: Software as a Service (SaaS)
SaaS provides ready-to-use applications, not virtual machines for custom deployment.
Trap 2: Function as a Service (FaaS)
FaaS runs individual functions in response to events, not full VMs.
Trap 3: Platform as a Service (PaaS)
PaaS provides a platform to develop and run apps, but abstracts infrastructure more.
Infrastructure as a Service (IaaS)
IaaS offers virtual machines and storage for custom deployments.
Software as a Service (SaaS)
Why wrong: SaaS provides ready-to-use applications, not virtual machines for custom deployment.
Function as a Service (FaaS)
Why wrong: FaaS runs individual functions in response to events, not full VMs.
Platform as a Service (PaaS)
Why wrong: PaaS provides a platform to develop and run apps, but abstracts infrastructure more.
Trap 1: 59
59 is 3B hex.
Trap 2: 32
32 is 20 hex, not 2F.
Trap 3: 63
63 is 3F hex.
59
Why wrong: 59 is 3B hex.
32
Why wrong: 32 is 20 hex, not 2F.
63
Why wrong: 63 is 3F hex.
47
2F hex = 2*16 + 15 = 47 decimal.
Trap 1: 172
172 is 10101100.
Trap 2: 196
196 is from a different operation.
Trap 3: 128
128 is 10000000, not the AND result.
172
Why wrong: 172 is 10101100.
196
Why wrong: 196 is from a different operation.
132
10000100 binary = 128 + 4 = 132.
128
Why wrong: 128 is 10000000, not the AND result.
Trap 1: MP3
MP3 is lossy audio.
Trap 2: JPEG
JPEG uses lossy compression.
Trap 3: ZIP
ZIP is an archive format, not a file type for images.
MP3
Why wrong: MP3 is lossy audio.
JPEG
Why wrong: JPEG uses lossy compression.
PNG
PNG uses lossless compression.
ZIP
Why wrong: ZIP is an archive format, not a file type for images.
Trap 1: ASCII uses 8 bits per character and supports 256 characters.
ASCII is 7-bit; extended ASCII uses 8 bits but is not standard.
Trap 2: Unicode uses 16 bits per character, while ASCII uses 7 bits.
UTF-16 uses 16 bits for most characters, but UTF-8 varies; ASCII is fixed 7-bit.
Trap 3: ASCII is a variable-width encoding, while Unicode uses a fixed…
ASCII is fixed 7-bit; Unicode (UTF-8) is variable-width.
ASCII uses 8 bits per character and supports 256 characters.
Why wrong: ASCII is 7-bit; extended ASCII uses 8 bits but is not standard.
Unicode uses 16 bits per character, while ASCII uses 7 bits.
Why wrong: UTF-16 uses 16 bits for most characters, but UTF-8 varies; ASCII is fixed 7-bit.
ASCII is a variable-width encoding, while Unicode uses a fixed width.
Why wrong: ASCII is fixed 7-bit; Unicode (UTF-8) is variable-width.
Unicode can represent characters from multiple languages, while ASCII is limited to English.
Unicode supports global scripts; ASCII covers English and basic symbols.
Trap 1: It runs only one application at a time.
Modern OSes support multitasking.
Trap 2: It is responsible for data backup and recovery.
Backup is typically handled by application software or utilities.
Trap 3: It connects the computer to the internet.
That is a function of network hardware/software, not the OS's primary role.
It manages hardware resources and provides a platform for applications.
This describes the core purpose of an OS.
It runs only one application at a time.
Why wrong: Modern OSes support multitasking.
It is responsible for data backup and recovery.
Why wrong: Backup is typically handled by application software or utilities.
It connects the computer to the internet.
Why wrong: That is a function of network hardware/software, not the OS's primary role.
Trap 1: Public cloud offers the highest level of control over security.
Private cloud offers more control.
Trap 2: Private cloud requires no upfront capital expenditure.
Private cloud often requires significant upfront investment.
Trap 3: A private cloud is owned and operated by a third-party provider.
Private cloud can be on-premises or hosted by a third party but is dedicated.
Public cloud offers the highest level of control over security.
Why wrong: Private cloud offers more control.
Private cloud requires no upfront capital expenditure.
Why wrong: Private cloud often requires significant upfront investment.
In a public cloud, resources are shared among multiple organizations.
Public cloud is multi-tenant by design.
A private cloud is owned and operated by a third-party provider.
Why wrong: Private cloud can be on-premises or hosted by a third party but is dedicated.
A hybrid cloud combines public and private cloud resources.
Hybrid cloud integrates both models.
Trap 1: Amount of RAM installed
RAM capacity affects multitasking, not CPU speed.
Trap 2: Power supply wattage
PSU wattage affects stability but not CPU performance directly.
Number of cores
More cores allow parallel processing.
Amount of RAM installed
Why wrong: RAM capacity affects multitasking, not CPU speed.
Clock speed (GHz)
Higher clock speed means more cycles per second.
Power supply wattage
Why wrong: PSU wattage affects stability but not CPU performance directly.
Cache size (L1/L2/L3)
Larger cache reduces latency to main memory.
Trap 1: 1 XOR 0 = 0
Incorrect; XOR yields 1 for different bits.
Trap 2: 1 XOR 1 = 1
1 XOR 1 = 0 because inputs are same.
Trap 3: 0 XOR 1 = 0
Incorrect; XOR yields 1 for different bits.
1 XOR 0 = 0
Why wrong: Incorrect; XOR yields 1 for different bits.
0 XOR 1 = 1
Inputs differ, result is 1.
1 XOR 1 = 1
Why wrong: 1 XOR 1 = 0 because inputs are same.
1 XOR 0 = 1
Inputs differ, so result is 1.
0 XOR 1 = 0
Why wrong: Incorrect; XOR yields 1 for different bits.
Trap 1: 15
Incorrect conversion.
Trap 2: 10
Incorrect conversion.
Trap 3: 12
Incorrect conversion.
15
Why wrong: Incorrect conversion.
13
Correct conversion.
10
Why wrong: Incorrect conversion.
12
Why wrong: Incorrect conversion.
Trap 1: Octal
Octal is not used for MAC addresses.
Trap 2: Decimal
MAC addresses are not decimal.
Trap 3: Binary
MAC addresses are not commonly shown in binary.
Octal
Why wrong: Octal is not used for MAC addresses.
Decimal
Why wrong: MAC addresses are not decimal.
Binary
Why wrong: MAC addresses are not commonly shown in binary.
Hexadecimal
Correct.
Trap 1: 204
That is the decimal of the first operand.
Trap 2: 0
Incorrect.
Trap 3: 15
That is the decimal of the mask.
204
Why wrong: That is the decimal of the first operand.
0
Why wrong: Incorrect.
12
Correct result.
15
Why wrong: That is the decimal of the mask.
Trap 1: RAM
RAM is volatile memory.
Trap 2: Firmware
Firmware is software, not storage.
Trap 3: SSD
SSDs use flash memory.
RAM
Why wrong: RAM is volatile memory.
HDD
Correct.
Firmware
Why wrong: Firmware is software, not storage.
SSD
Why wrong: SSDs use flash memory.
Trap 1: Cache
Cache is a type of volatile memory but not the main storage for documents.
Trap 2: HDD
HDD is non-volatile storage, but active edits are in RAM.
Trap 3: ROM
ROM is non-volatile and holds firmware.
Cache
Why wrong: Cache is a type of volatile memory but not the main storage for documents.
HDD
Why wrong: HDD is non-volatile storage, but active edits are in RAM.
RAM
Correct.
ROM
Why wrong: ROM is non-volatile and holds firmware.
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