Study Guide STEM 3rd 9-weeks Exam

Overusing technology can lead to missing out on extracurricular activities. When individuals spend excessive time on technology, such as smartphones or video games, they may neglect participating in activities outside of their screens. This can result in them missing out on opportunities to engage in sports, clubs, social events, or other extracurricular activities that contribute to personal growth, social interaction, and overall development.

All of the options listed, including viruses, spyware, and adware, are examples of malware. Malware refers to any malicious software designed to disrupt, damage, or gain unauthorized access to a computer system. Viruses are self-replicating programs that infect other files and can cause various types of harm. Spyware is designed to gather information without the user's knowledge or consent. Adware, on the other hand, displays unwanted advertisements and can be used to track user behavior. Therefore, all of these options fall under the category of malware.

An online predator can do all of the above with your personal information. By having access to your personal information, they can make purchases in your name, communicate with others while pretending to be you, and even sign you up for online dating services. This highlights the importance of protecting our personal information and being cautious about sharing it online.

The correct answer is "Both A and C". This means that if you are inside a building or in a crowd of people, you may still experience service interruption even if you are in your coverage area. This suggests that factors such as physical barriers (like buildings) or high network congestion (in crowded areas) can affect the quality of service, regardless of being within the coverage area.

The correct answer is "All of the above" because all three statements provided in the answer options indicate potential problems that people might have with technology. Substituting face-to-face relationships with digital ones can lead to a lack of real human connection and social isolation. Having a hard time cutting back on technology use suggests addiction or dependence on digital devices. Neglecting other responsibilities can occur when technology use becomes excessive and interferes with daily tasks and obligations. Therefore, all three statements highlight different aspects of the potential problems that can arise from technology use.

A well-maintained website should have no spelling mistakes and no grammar mistakes. This is important because spelling and grammar errors can make the website appear unprofessional and untrustworthy to visitors. These mistakes can also negatively impact the website's credibility and the perception of the content being provided. Ensuring that the website is free of these errors helps to enhance the user experience and maintain a positive impression of the website.

Having the most up-to-date web browser can increase browser speed because newer versions often come with performance improvements and optimizations. It allows you to view the most up-to-date version of websites as older browsers may not support the latest web technologies and design elements. Additionally, updating your browser enhances online security by patching any known vulnerabilities and providing protection against malware and phishing attacks. Therefore, all of the given options are correct.

An emergency service application can connect users to emergency services such as 911, allowing them to quickly get the help they need in a crisis. Additionally, it can determine a person's location and relay it to an ambulance, ensuring that help can reach them as quickly as possible. Therefore, the correct answer is "Both A and B."

The correct answer is Both A and B. Teens can text responsibly by not texting more messages than their cell phone plan allows and by avoiding texting while driving. These actions ensure that they are using their cell phones responsibly and safely, without exceeding their limits or putting themselves and others at risk while driving.

All of the tasks mentioned in the options require software. Writing a paper on the history of Aztec sun gods would require word processing software like Microsoft Word or Google Docs. Creating a photo collage for your grandma would require photo editing software like Adobe Photoshop or Canva. Creating a webpage about your favorite Aztec sun god would require web development software like HTML editors or content management systems. Therefore, all of the tasks mentioned require the use of software.

The strongest password would include upper- and lower-case letters, numbers, and symbols because this combination increases the complexity of the password and makes it harder for hackers to guess or crack. Including a long sequence of numbers, an important date, or the user's last name alone would not provide the same level of security as they are easier to guess or obtain through personal information.

The correct answer is Central Processing Unit. CPU stands for Central Processing Unit, which is the primary component of a computer that carries out instructions of a computer program by performing basic arithmetic, logical, control, and input/output operations. It is often referred to as the "brain" of the computer as it executes most of the processing inside the computer system.

The most important feature when buying a cell phone depends on the user's need because different people have different priorities. Some may prioritize customer service, as they want a reliable support system in case of any issues. Others may prioritize coverage area, as they need a phone that works well in their specific location. Cost may be the most important feature for those on a tight budget. Ultimately, the user's specific needs and preferences will determine which feature is the most important for them.

If a website begins with "HTTPS," it means that the website is safer. The "HTTPS" stands for Hypertext Transfer Protocol Secure, indicating that the website has an added layer of security. This security is achieved through the use of SSL (Secure Sockets Layer) or TLS (Transport Layer Security) protocols, which encrypt the data transmitted between the user's browser and the website. This encryption ensures that sensitive information, such as passwords or credit card details, cannot be intercepted or accessed by unauthorized individuals. Therefore, a website starting with "HTTPS" is considered safer compared to a website using the regular "HTTP" protocol.

The correct answer is "All of the above". This means that all the mentioned actions can help teens be responsible with cell phones. Assigning a designated texter while driving promotes safe driving habits and reduces distractions. Talking to parents about choosing a phone and plan within their budget shows financial responsibility. Never sending revealing texts, regardless of the recipient, demonstrates good judgment and respect for privacy. By doing all of these, teens can ensure responsible use of cell phones.

The web domains that should be researched further are .com and .org. This is because .com domains are commonly used by commercial organizations, while .org domains are typically used by non-profit organizations. Both of these domains may require further investigation to determine the credibility and reliability of the websites associated with them.

If you want to use a lot of software at once on your computer, you might need more RAM. RAM (Random Access Memory) is a type of computer memory that allows data to be read and written quickly. When you open multiple software applications, they require a certain amount of RAM to run smoothly. If you don't have enough RAM, your computer may slow down or become unresponsive. Therefore, increasing the amount of RAM in your computer can help handle the simultaneous use of multiple software applications efficiently.

Keeping your browser up to date is important to protect your computer and files from viruses and malware. Browser updates often include security patches that fix vulnerabilities that could be exploited by hackers. By regularly updating your browser, you ensure that you have the latest security measures in place, reducing the risk of malware infections and protecting your personal information.

All of the given statements are true about texting while driving. Many states have laws against texting while driving, indicating that it is considered a dangerous activity. Additionally, it is stated that most teens choose not to text while driving, which implies that they are aware of the risks involved. Lastly, it is mentioned that texting while driving is a form of distracted driving and can be deadly, highlighting the potential consequences of engaging in this behavior.

Roaming refers to the practice of using a cell phone network that is different from the user's own network. This can occur when a person travels to a different country or area where their network provider does not have coverage. Roaming is a feature that can cost extra money to use, as the user is essentially utilizing another network's infrastructure. Therefore, the correct answer is "Both A and B."

Both A and B are true about laptop computers. Laptops are generally not as lightweight as tablet computers, as they typically have more hardware components and a larger screen. However, they are still portable compared to desktop computers and offer faster performance. Additionally, laptops tend to be less expensive than tablet computers, making them a more affordable option for many users.

Open Source software is generally developed on a volunteer basis and allows anyone to freely modify and customize it. Unlike proprietary software, Open Source software encourages collaboration and sharing of code. It is typically released under licenses that grant users the freedom to use, study, modify, and distribute the software without any cost. This fosters innovation and community-driven development.

All of the mentioned tasks require software because each task involves some form of digital creation or manipulation. Writing a paper requires word processing software, creating a photo collage requires photo editing software, and creating a webpage requires web development software. Software is essential in these tasks to facilitate the necessary tools and functionalities for efficient completion.

The CPU, or Central Processing Unit, is the component of a computer that performs most of the processing inside the computer. It is often referred to as the "brains" of the computer because it is responsible for executing instructions and running computer programs. The CPU carries out arithmetic, logical, control, and input/output (I/O) operations, making it the primary component that enables the computer to perform tasks and execute programs efficiently.

When buying a computer, it is important to provide a specific list of your needs to the salesperson. This is because the salesperson can then recommend a computer that best meets your requirements and preferences. By providing a specific list, you can ensure that you get a computer that has the necessary features and specifications for your intended use. This approach allows you to make an informed decision and get a computer that suits your needs rather than relying on the salesperson's opinion or buying the highest-selling product.

Open Source software refers to software that is freely available for anyone to use, modify, and distribute. It is not copyrighted, allowing users to access and modify the source code according to their needs. This open nature encourages collaboration and innovation within the software development community. Open Source software is not illegally available for download, nor is it an expensive brand of commercial software. Therefore, the correct answer is that it is non-copyrighted software available for anyone to modify or use to build other software.

It is important to be cautious about sharing personal information online to protect oneself from potential risks such as identity theft or stalking. Sharing personal information, like full name and address, should only be done when you are on a site that you trust. This implies that the website has a secure and reliable reputation, ensuring that your personal information will be handled safely.

The most ideal privacy setting to have on your social networking site is "Custom." This option allows you to personalize your privacy settings according to your preferences and needs. It gives you control over who can see your posts, photos, and personal information, allowing you to choose specific individuals or groups to share with. Custom settings ensure that you can maintain your privacy while still engaging with your desired audience on social media platforms.

Tablet computers are considered ultra portable because they are lightweight and easy to carry around. They are designed to be compact and slim, making them convenient for users to use on the go. This feature distinguishes them from laptops, which are generally bulkier and less portable. However, the statement that tablets do not provide internet access is not true, as most tablets are equipped with Wi-Fi or cellular connectivity options, allowing users to access the internet wherever they are. Therefore, the correct answer is "They are ultra portable."

The author of the website being considered "an expert" on the content would best indicate that a website is credible. This suggests that the author has the knowledge and expertise in the subject matter, making the information provided on the website more reliable and trustworthy.

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The correct answer is that the site stores your information for you on a giant server. This means that the information you provide to the site is saved on a large server that is owned and maintained by the site. This allows you to access your information from any device with an internet connection, as it is stored remotely on the server rather than on your own device.

SSL, or Secure Socket Layer, helps to protect users who share personal information online. It ensures that the data transmitted between a user's computer and a website is encrypted and secure, making it difficult for hackers to intercept and access sensitive information such as passwords, credit card details, or personal identification. SSL creates a secure connection, providing users with confidence and trust in sharing their personal information online.

Smartphones are devices that have the capability to run operating system software. This software allows the smartphone to perform various functions and tasks, such as running applications, accessing the internet, and managing phone settings. Therefore, the statement "They run operating system software" is true for smartphones. The other options, "They don't typically provide Internet access" and "They come with the best service plans" are not true as smartphones are designed to provide internet access and the quality of service plans can vary depending on the provider. Therefore, the correct answer is "They run operating system software."

Texting can be easily overused due to its convenience and addictive nature. Excessive texting can lead to various negative consequences such as decreased productivity, strained relationships, and even physical health issues like text neck. It is important to maintain a balance and use texting responsibly to avoid the potential dangers of overuse.

People might need to increase their hard drive space if they download lots of media files. Media files such as videos, music, and images tend to take up a significant amount of storage space on a computer's hard drive. As a result, individuals who frequently download large media files may find that their hard drive becomes full and they are unable to store any more files. Increasing the hard drive space would allow them to continue downloading and storing media files without running out of storage capacity.

"The Cloud" refers to a network for accessing applications and storing data from any device, rather than being a form of word processing, a virtual gaming environment, or a kind of security software. It allows users to store and access files and applications remotely, eliminating the need for physical storage devices and enabling seamless collaboration and accessibility.