Which of the following measures is essential for securing a PC and protecting it from cyber threats?
Which of the following measures is essential for securing a PC and protecting it from cyber threats?
निम्नलिखित में से कौन-सी, लिनक्स ऑपरेटिंग सिस्टम की विशेषता है?
Detailed Solution & Logic
Using strong, unique passwords for different accounts and changing them regularly/ यह विंडोज कर्नेल (Windows kernel) पर आधारित है।
Explanation / व्याख्या
To secure a PC and protect it from cyber threats such as hacking, malware, phishing, and ransomware, it is essential to use strong and unique passwords.
PC को सुरक्षित रखने और hacking, malware, phishing और ransomware जैसे cyber threats से बचाने के लिए strong और unique passwords का उपयोग करना बहुत आवश्यक है।
It is also important to use different passwords for different accounts and change them regularly.
अलग-अलग accounts के लिए अलग-अलग passwords का उपयोग करना और उन्हें समय-समय पर बदलना भी महत्वपूर्ण है।
A strong password / मजबूत पासवर्ड
A strong password contains uppercase and lowercase letters.
एक मजबूत password में uppercase और lowercase letters होते हैं।
It also includes numbers.
इसमें numbers भी शामिल होते हैं।
It includes special characters such as !, @, #, $.
इसमें !, @, #, $ जैसे special characters भी होते हैं।
It should be at least 8–12 characters long.
यह कम से कम 8–12 characters लंबा होना चाहिए।
Using different passwords ensures that if one account is hacked, other accounts remain safe.
अलग-अलग passwords का उपयोग करने से यदि एक account hack हो जाए तो दूसरे accounts सुरक्षित रहते हैं।
Why other options are incorrect / अन्य विकल्प क्यों गलत हैं
Only using the computer during daytime hours ❌
Cyber threats can happen anytime; time of use does not provide security.
Cyber threats कभी भी हो सकते हैं, इसलिए केवल दिन में कंप्यूटर इस्तेमाल करना सुरक्षा नहीं देता।
Connecting to open Wi-Fi networks ❌
Open Wi-Fi is risky and can expose personal data to hackers.
Open Wi-Fi जोखिम भरा होता है और इससे personal data hackers तक पहुँच सकता है।
Disabling the firewall ❌
A firewall protects the system from unauthorized access, so disabling it makes the PC more vulnerable.
Firewall system को unauthorized access से बचाता है, इसलिए इसे बंद करने से PC अधिक असुरक्षित हो जाता है।
Extra Facts / अतिरिक्त जानकारी
A Firewall monitors incoming and outgoing network traffic and blocks suspicious activity.
Firewall incoming और outgoing network traffic को monitor करता है और suspicious activity को block करता है।
Installing and regularly updating antivirus software is also important.
Antivirus software को install करना और उसे नियमित रूप से update करना भी जरूरी है।
Always enable automatic Windows updates to fix security vulnerabilities.
Security vulnerabilities को ठीक करने के लिए automatic Windows updates हमेशा enabled रखें।
Use Two-Factor Authentication (2FA) for extra protection.
अतिरिक्त सुरक्षा के लिए Two-Factor Authentication (2FA) का उपयोग करें।
Avoid clicking on unknown email links to prevent phishing attacks.
Phishing attacks से बचने के लिए अनजान email links पर क्लिक करने से बचें।
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