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| Section | Weight | Objectives |
|---|---|---|
| IT Concepts and Terminology | 13% | - Notational systems: binary, hexadecimal, decimal, octal - Troubleshooting methodology - Basics of computing: input, processing, output, storage - Units of measure: storage, speed, throughput |
| Security | 19% | - Security frameworks: CIA Triad - Common threats: phishing, social engineering - Device and password security best practices - Encryption: data at rest, data in transit - Wireless network security - Authentication and authorization |
| Software Development Concepts | 13% | - Fundamental data types and structures - Logic concepts: branching, looping - Programming language categories - Programming constructs: variables, functions, arrays |
| Infrastructure | 24% | - Networking concepts and wireless networks - Virtualization and cloud technologies - Peripheral devices and interfaces - Storage types and characteristics - Internal computing components - Common computing devices and purposes - Internet service types and connectivity |
| Data and Database Fundamentals | 13% | - Data backup and storage options - Database concepts and purposes - Database structures: relational, non-relational - Value of data and information |
| Applications and Software | 18% | - Software types and proper use - Web browser configuration and features - Operating system components and purpose - Artificial intelligence tools and uses |
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NEW QUESTION # 139
A programmer is writing an application that directly interfaces with machine code. Which of the following languages is the programmer using?
Answer: D
Explanation:
Assembly language provides low-level instructions that directly correspond to machine code, allowing direct interaction with hardware.
NEW QUESTION # 140
Which of the following network devices permits and restricts network traffic as its primary function?
Answer: A
Explanation:
A firewall's primary function is to permit or block network traffic based on defined security rules, controlling access to a network.
NEW QUESTION # 141
Which of the following is used to determine whether users accessed inappropriate online content?
Answer: C
Explanation:
Web browser history shows the websites that a user has visited and is the most direct way to determine if inappropriate online content was accessed.
Other options:
*System logs typically track system events,
*Cookie data stores session or site preferences,
*Location tracking shows physical location, not browsing activity.
NEW QUESTION # 142
A systems administrator resolves a persistent issue with a laptop. Which of the following steps should the administrator take next?
Answer: C
Explanation:
After resolving the issue, the final step in the CompTIA troubleshooting methodology is to document the findings. This includes noting what was done, what caused the issue, and how it was resolved, so others can reference it in the future.
"After resolving and verifying the issue, document the findings, actions taken, and outcomes to complete the troubleshooting process." - CompTIA ITF+ Troubleshooting Steps Correct answer: B
NEW QUESTION # 143
Which of the following is an example of a MAC address?
Answer: C
Explanation:
A MAC (Media Access Control) address is a hardware address assigned to a network interface card. It follows a 48-bit hexadecimal format usually displayed as six pairs separated by colons or hyphens:
* "MAC addresses typically appear as 00:50:09:2D:4D:94."
* 192.68.10.24 is an IPv4 address, fe80:102d:cd62:5434:82ae is an IPv6 address, and 0x3476 is simply a hexadecimal number, not a MAC address.
Reference: CompTIA ITF+ FC0-U71 Official Study Guide, Chapter 6 - Networking Concepts.
NEW QUESTION # 144
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