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Quizzes > High School Quizzes > Technology

Practice Quiz: Computadoras y Tecnología

Boost learning with hands-on unit review

Difficulty: Moderate
Grade: Grade 8
Study OutcomesCheat Sheet
Colorful paper art promoting the Desafo Digital quiz for high school students digital literacy skills.

Este cuestionario de Computadoras y Tecnología te ayuda a repasar los temas clave de la unidad y ver qué necesitas reforzar. Responde 20 preguntas de nivel secundaria a tu ritmo. Al final, detectarás vacíos antes del examen y tendrás enlaces útiles para seguir aprendiendo.

What part of a computer is responsible for processing data?
Hard Drive
Keyboard
Monitor
Central Processing Unit (CPU)
The CPU processes all data and instructions in a computer. Other components like the monitor or keyboard serve specific functions such as display and input.
Which practice is most effective in protecting your online personal information?
Creating strong, unique passwords
Using public Wi-Fi without a VPN
Ignoring software updates
Sharing personal information on open websites
Creating strong, unique passwords is one of the best practices for online security. The other options can leave personal information vulnerable to cyberattacks.
Which device is primarily used to input text into a computer?
Printer
Monitor
Keyboard
Scanner
A keyboard is specifically designed to input text into a computer. The other devices are used for output or image capture.
What is the purpose of a spreadsheet program?
To edit photos
To compute and analyze numerical data
To play video games
To design web pages
Spreadsheet programs are used to organize, compute, and analyze numerical data in a tabular format. The other options describe functions of other types of software.
What does the term 'software' refer to in computing?
Peripheral devices
Programs and applications running on a computer
The physical parts of a computer
Computer networks
Software includes the programs and applications that run on a computer, distinguishing it from hardware, which are the physical components. Understanding this difference is fundamental in digital literacy.
Which of the following best describes an operating system?
A type of application program
A hardware device for storage
A computer's physical circuitry
A program that manages computer hardware and software resources
An operating system is software that manages the hardware and software resources of a computer. This creates an environment where application programs can run efficiently.
What does HTTP stand for in internet communication protocols?
HighText Transfer Protocol
HyperTool Text Protocol
HyperText Transmission Process
HyperText Transfer Protocol
HTTP stands for HyperText Transfer Protocol and is the foundation of data communication on the World Wide Web. The other options incorrectly define the acronym.
What is a phishing attack?
A fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity
A legitimate marketing tool
A software update technique
A method of encrypting data
Phishing attacks involve tricking individuals into providing sensitive information by pretending to be a trustworthy source. It is a common cyber threat that targets personal data.
Why is managing your digital footprint important?
It increases battery life on devices
It directly improves your internet speed
It affects your online reputation and privacy
It ensures physical security
Managing your digital footprint is crucial because it influences your online reputation and safeguards your personal privacy. It does not have an impact on performance aspects such as internet speed or battery life.
Which step is important when troubleshooting computer issues?
Restarting the computer to check if the issue persists
Ignoring error messages
Unplugging the monitor
Increasing screen brightness
Restarting the computer is a basic troubleshooting step that often resolves temporary glitches. It helps determine whether an issue is persistent or a one-time error.
Which of the following is considered an input device?
Speaker
Monitor
Mouse
Printer
A mouse is an input device used to interact with computers by controlling a cursor. The other devices are primarily used for output purposes.
What is a key benefit of using cloud computing services?
Requires no internet connection
Increases the physical size of hardware
Ensures permanent offline storage
Allows access from any internet-connected device
Cloud computing enables users to access data and applications from any location as long as they have internet connectivity. This flexibility enhances collaboration and productivity.
Which application is best suited for creating digital presentations?
Presentation software
Database software
Spreadsheet software
Word processing software
Presentation software, such as PowerPoint, is designed to create slide-based presentations. Tools like word processors and spreadsheets serve other specific functions.
Which of these devices is used for long-term data storage?
CPU
GPU
Hard Drive
RAM
Hard drives are used for long-term data storage because they retain information even when the computer is turned off. In contrast, RAM is temporary and volatile.
What is one important consideration when using social media?
Being cautious of sharing personal information publicly
Posting all personal details online
Using the same password everywhere
Avoiding privacy settings
Keeping personal information private is crucial on social media to maintain security and privacy. The other options increase the risk of data exposure.
How do multicore processors enhance computer performance?
By enabling parallel processing of tasks
By reducing the CPU's temperature
By increasing the size of the RAM
By running a single thread faster
Multicore processors improve performance by allowing multiple tasks to be processed simultaneously. This parallel processing increases efficiency without altering other hardware components.
In networking, what is the role of a router?
It stores data permanently
It serves as a firewall
It amplifies Wi-Fi signals
It directs data packets between networks
A router's primary role is to direct data packets across networks, ensuring that information reaches its intended destination. While some routers come with added security features, routing traffic remains their main function.
Why is digital ethics important in technology use?
It only applies to software developers
It allows bypassing security measures
It makes devices faster
It promotes responsible behavior and respect for privacy online
Digital ethics is essential because it guides users to behave responsibly and respect privacy in an increasingly connected world. It is relevant to all technology users, not just developers.
Which of the following best illustrates an algorithm?
A step-by-step set of instructions to solve a problem
A random list of ideas
A computer virus code
A detailed graph showing hardware connections
An algorithm is a defined set of step-by-step instructions aimed at solving a specific problem. This concept is foundational in programming and computer science.
What is one potential impact of artificial intelligence on future technology?
Elimination of all manual labor immediately
Reduced efficiency in data processing
Increased physical size of computers
Improved automation and decision-making processes
Artificial intelligence has the potential to greatly enhance automation and optimize decision-making processes in various industries. It improves efficiency rather than causing drastic physical changes or immediate labor elimination.
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Study Outcomes

  1. Understand key digital literacy concepts and terminology.
  2. Analyze exam-style digital challenges to identify effective technology solutions.
  3. Apply problem-solving techniques to real-world technological scenarios.
  4. Evaluate digital tools and practices to enhance computer and technology skills.
  5. Synthesize information from technology assessments to build confidence in digital literacy.

Computadoras y Tecnología Unit Test Cheat Sheet

  1. Master the Digital Literacy Basics - Think of digital literacy as your superhero cape for the online world: it's the skill set that helps you find, evaluate, create, and share information like a pro. With this foundation, you'll navigate websites, apps, and digital tools with confidence and flair.
  2. Sharpen Your Critical Thinking Radar - Not everything you read online is gold! Train yourself to spot reliable sources, question wild claims, and cross‑check facts so you don't fall for clickbait or fake news. This mental filter keeps you informed and one step ahead of misinformation.
  3. Practice Safe Online Habits - From crafting uncrackable passwords to spotting sneaky phishing attempts, good cyber hygiene is your first line of defense. Learn to adjust privacy settings and recognize shady links so you can protect your data and your peace of mind.
  4. Become a Productivity Power User - Level up your school and side‑hustle projects by mastering word processors, spreadsheets, and presentation software. These powerful tools help you organize thoughts, visualize data, and deliver polished work that wows teachers and teammates alike.
  5. Dive into Coding and Algorithms - Even a basic understanding of coding logic and algorithms can transform the way you solve problems online. Think of it as learning the secret handshake of technology; once you know it, you'll see how websites and apps really tick.
  6. Embrace Digital Citizenship - Being a good online citizen means treating others with respect, crediting creators, and understanding the weight of your digital footprint. Act thoughtfully in forums, classrooms, and social media to build a positive reputation and stronger communities.
  7. Boost Your Media Literacy Muscles - Media isn't just news articles; it includes videos, podcasts, ads, and more. Learn to identify bias, spot propaganda, and detect sensationalism so you consume - and share - content responsibly.
  8. Know Your Internet Safety Tricks - A secure website wears a padlock icon and "https" in its address bar - that's your green light to browse safely. Be cautious on public Wi‑Fi, use VPNs when needed, and always double‑check URLs before entering personal info.
  9. Explore Ethical Tech Use - Respect copyrights, give credit where it's due, and avoid pirated content to stay on the right side of the law and ethics. Your actions online have real‑world consequences, so play fair and inspire others to do the same.
  10. Stay Ahead with Emerging Trends - Technology evolves at lightning speed, so cultivate a habit of continuous learning - listen to podcasts, follow tech blogs, and join online communities. This keeps your skills fresh and ready for whatever the digital future throws your way.
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