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exercise 41 and 442

♣ 41.- ¿Crees que quieres imprimir una fotografía con un tamaño DIN A4: 210 × 297 mm? Manteniendo una calidad de impresión de 200 dpi, ¿Qué resolución necesitaría la imagen? A\= Para imprimir una fotografía en tamaño DIN A4 con 200 dpi, la resolución de la imagen debe ser 1654 × 2338 píxeles . ♣ 42.- ¿Qué resolución necesitaría la misma imagen para tener una imagen de 300 dpi? A\= Por lo tanto, para una impresión de 300 dpi y 2481 × 3508 píxeles.

Digital Image I

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The Dangers of Using Public Wi-Fi for Sensitive Work

  Article 2: The Dangers of Using Public Wi-Fi for Sensitive Work Problem Description: Public Wi-Fi networks, found in places like cafes, airports, and libraries, can be insecure. Cybercriminals can intercept data on these networks, which can lead to sensitive information being stolen. If your brother is handling confidential business or client data while connected to an unsecured public Wi-Fi network, he's putting that data at risk. Links for Further Information: Using Public Wi-Fi Safely - Federal Trade Commission (FTC) Public Wi-Fi Security Risks - Norton Why You Should Never Use Public Wi-Fi for Sensitive Transactions - Forbes Five Tips to Avoid the Dangers of Public Wi-Fi: Use a Virtual Private Network (VPN) : A VPN encrypts your internet connection, making it much harder for hackers to intercept your data while using public Wi-Fi. Avoid Accessing Sensitive Information : Don’t log into your bank account, enter your credit card information, or access private business emails whe...

Segury digital

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  Article 1: Phishing Scams – How to Protect Yourself             Problem Description: Phishing scams involve fraudulent emails or messages that appear to be from legitimate sources, tricking individuals into providing personal information such as usernames, passwords, and credit card details. These scams often use urgency and fear tactics to manipulate users. Useful Links: Federal Trade Commission (FTC) - What is Phishing? Cybersecurity & Infrastructure Security Agency (CISA) - Phishing Norton - What is Phishing? Five Tips to Avoid Phishing: Verify the Sender : Always check the sender's email address. Look for any discrepancies or unusual domains. Hover Over Links : Before clicking, hover over any links to see the actual URL. If it looks suspicious, don’t click it. Be Skeptical of Urgency : If an email pressures you to act quickly, it’s likely a scam. Take your time to verify. Use Multi-Factor Authentication : Enable multi-factor authentication (...

Videos to create your computer

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 This video will help you assemble your computer without any problems.

Operating system

   Operating system:  Such as Windows, Linux or macOS, which allows the hardware and software to function.