CompTIA FC0-U61 Practice Test - Questions Answers, Page 39

A printer is considered a traditional input and output device because it receives data (input) from the computer and produces a physical output, such as a printed document. Traditional input/output (I/O) devices are peripherals that interact with the computer to send or receive information. While a keyboard is an input device and a monitor is an output device, the printer serves as a device that translates digital files into physical media.

A hard drive is a storage device, not traditionally classified as input/output.

A keyboard is solely an input device.

A display monitor is solely an output device.

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In programming, branching refers to making decisions based on certain conditions, which alters the flow of execution within a program. When a software developer needs to modify code to accommodate specific conditions, like the needs of the finance department, branching is applied. This allows the program to execute different sections of code depending on the circumstances (e.g., ''if-else'' statements). It is one of the core concepts for modifying or adapting existing programs for different functional requirements.

Compiling refers to converting source code into machine-readable instructions, but it doesn't change the logic of the program.

Looping repeatedly executes a set of instructions.

Sequencing refers to the ordered execution of instructions, which doesn't involve conditional changes.

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A solid-state drive (SSD) is a non-magnetic storage device that uses flash memory to store data. It is preferred in situations requiring high durability, speed, and reliability over several years. Unlike traditional hard drives, SSDs have no moving parts and are immune to magnetic fields, which makes them a better choice for long-term data storage in critical projects. SSDs also offer faster read/write speeds compared to hard drives or tape drives.

A USB flash drive is a viable non-magnetic option but typically has smaller storage capacities and less durability for long-term projects.

Tape drives are magnetic and used mainly for archival storage, not frequent access.

Hard disks are magnetic and susceptible to physical damage and slower performance over time.

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One of the primary advantages of using locally saved files is that they do not depend on a network connection. This means that users can access their files even when there is no internet or network connectivity, offering greater control and reliability when working offline. Locally saved files are stored directly on the device's hard drive or SSD, making them accessible at any time without needing external network resources.

A . Readily shareable with others applies more to cloud-based storage, as sharing files locally often requires manual transfer methods like USB or email.

B . No reliance on local backups is incorrect because local files still need to be backed up manually.

C . Immediately accessible by others on the cloud refers to cloud storage, not local storage.

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This scenario represents availability concerns. The CEO's decision to place the new data center 500 miles from the existing one is intended to ensure that both datacenters remain operational in case of a natural disaster. Ensuring data availability means that systems and information remain accessible, even in the event of a disaster, by having geographically separated redundancy.

A . Confidentiality concerns involve protecting data from unauthorized access.

B . Integrity concerns refer to ensuring the accuracy and consistency of data.

C . Replication concerns involve copying data across systems but are not directly tied to the geographic separation mentioned in this example.

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Privacy expectations on a company intranet should be governed by the system usage agreements or acceptable use policies (AUPs) that employees are required to sign. These agreements outline the limits and expectations regarding employee privacy, use of the company's IT systems, and monitoring practices. Companies often make it clear that any data or activity on the intranet may be monitored, limiting personal privacy expectations in the workplace.

A . Precedents may influence policies, but privacy expectations are not based on them.

B . HR policy is more focused on employee relations and may reference IT policies, but it is not the primary document for setting IT privacy rules.

C . Word of mouth is not a reliable or enforceable method for establishing privacy expectations.

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A Virtual Private Network (VPN) is the best solution for providing encrypted remote access to email, file, and application servers. A VPN allows secure communication over a public network, such as the internet, by encrypting the data transmitted between the remote user and the company's internal network. This enables employees to access resources as if they were directly connected to the local network, while ensuring data privacy and security.

A . Disk-level encryption secures data on a physical disk but does not enable remote access.

B . Secure web gateway provides filtered internet access but is not designed for encrypted remote access to internal servers.

D . AES (Advanced Encryption Standard) is a specific encryption algorithm, but it is not a remote access solution on its own.

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A MAC (Media Access Control) address is a unique identifier assigned to network interfaces for communication on the physical network segment. It is used to identify a specific piece of hardware, such as a network card or a network interface within a device. MAC addresses are crucial in ensuring the proper routing of data on local networks, functioning at the data link layer (Layer 2) of the OSI model.

A . A user is identified through user accounts, not hardware-level MAC addresses.

C . An IP address identifies devices on a network but operates at Layer 3 (Network Layer), while MAC addresses work at the hardware level.

D . A network is identified by an IP address or a subnet, not by a MAC address.

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A hypervisor is the best operating system for creating and managing virtual machines (VMs). It allows multiple operating systems to run simultaneously on a single physical machine by abstracting hardware resources and allocating them to VMs. There are two types of hypervisors: Type 1 (bare-metal) and Type 2 (hosted). Examples include VMware ESXi, Microsoft Hyper-V, and Oracle VM VirtualBox.

A . Mobile operating systems (e.g., Android, iOS) are designed for mobile devices and are not suitable for managing virtual machines.

C . Embedded operating systems are optimized for specialized hardware, not for virtualization.

D . Firewall is a security system used to control network traffic, not an operating system for managing VMs.

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