CompTIA Updated FC0-U61 Exam Questions and Answers by una

A vector is a type of data structure that can store a collection of data of the same data type in a dynamic sequence. A vector can grow or shrink in size as data is added or removed from it. A vector would be the best option for storing a collection of data in programming because it can accommodate different amounts of data and allow fast access to any element by using its index number. Repeating a similar operation, capturing user input, and performing mathematical calculations are not purposes of a vector in programming. References: CompTIA IT Fundamentals+ Study Guide: Exam FC0-U61, Second Edition, Chapter 4: Programming Concepts and Data Structures, page 148.

A trademark is the best option for a company to protect its logo. A trademark is a name, symbol, logo, or slogan that identifies a product or service and distinguishes it from others in the market. A trademark grants the owner the exclusive right to use the mark and to prevent others from using confusingly similar marks. A trademark can be registered with the appropriate authority to obtain legal protection and enforcement. A trademark can last indefinitely as long as it is used and renewed periodically. A trademark can also be indicated by the symbols ™ or ®. A copyright is not suitable for protecting a logo, as it only protects original works of authorship, such as books, music, movies, or software. A domain name is not suitable for protecting a logo, as it only identifies a website or an email address on the internet. A domain name can be registered with a domain name registrar to obtain exclusive use of the name for a certain period of time. A domain name can also be trademarked if it meets the criteria for trademark protection. A patent is not suitable for protecting a logo, as it only protects inventions or processes that are new, useful, and non-obvious. References: The Official CompTIA IT Fundamentals (ITF+) Student Guide (Exam FC0-U61), Chapter 8: Software Development Concepts

The operating system is the software solution that ensures that programs running simultaneously on a workstation do not utilize the same physical memory. The operating system is the software that manages the hardware and software resources of a computer, such as the CPU, memory, disk, network, and applications. The operating system uses memory management techniques, such as virtual memory, paging, and segmentation, to allocate and deallocate physical memory to programs as needed, and to prevent memory conflicts or errors. A disk optimizer is a software solution that improves the performance of a disk drive by rearranging the files and free space on the disk to reduce fragmentation and increase access speed. A disk optimizer does not affect the physical memory usage of programs. A type 1 hypervisor is a software solution that creates and runs multiple virtual machines on a single physical machine by directly controlling the hardware resources. A type 1 hypervisor does not ensure that programs running simultaneously on a workstation do not utilize the same physical memory, but rather that virtual machines running simultaneously on a physical machine do not utilize the same hardware resources. An anti-malware is a software solution that protects a computer from malicious software, such as viruses, worms, trojans, spyware, or ransomware. An anti-malware does not ensure that programs running simultaneously on a workstation do not utilize the same physical memory, but rather that programs running on a workstation do not contain malicious code or behavior. References: The Official CompTIA IT Fundamentals (ITF+) Student Guide (Exam FC0-U61), Chapter 4: Operating System Fundamentals

A certificate is a digital document that verifies the identity and authenticity of a website. A certificate is issued by a trusted authority called a certificate authority (CA). A certificate contains information such as the website’s domain name, the CA’s name, the expiration date, and a digital signature. If a website’s certificate is expired, invalid, or untrusted, the browser will warn the user that the site may not be secure and prompt them to click a link to continue. The user can check the certificate validity by clicking on the padlock icon next to the address bar and viewing the certificate details. References: The Official CompTIA IT Fundamentals (ITF+) Student Guide (Exam FC0-U61), Chapter 6, Section 6.2, Page 260.