[Cyber Security MCQS ]

झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।

[ Cyber Security MCQS ]

Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.

361. Two-Factor Authentication का लाभ क्या है?

[A] Account security बढ़ाना

[B] Network slow करना

[C] Game खेलना

[D] File delete करना

361. What is the benefit of Two-Factor Authentication?

[A] Increase account security

[B] Slow network

[C] Play games

[D] Delete files

सही उत्तर: Account security बढ़ाना

व्याख्या: 2FA extra verification देता है।

Correct Answer: Increase account security

Explanation: It adds extra login protection.

362. Cyber Security का मुख्य उद्देश्य क्या है?

[A] System और data को सुरक्षित रखना

[B] Game खेलना

[C] File delete करना

[D] Network बंद करना

362. What is the main objective of Cyber Security?

[A] Protect system and data

[B] Play games

[C] Delete files

[D] Stop network

सही उत्तर: System और data को सुरक्षित रखना

व्याख्या: Cyber security protection प्रदान करता है।

Correct Answer: Protect system and data

Explanation: It ensures digital safety.

363. कौन सा attack user को धोखा देकर confidential information लेता है?

[A] Social Engineering

[B] Backup Attack

[C] Compression Attack

[D] Formatting Attack

363. Which attack tricks users to steal confidential information?

[A] Social Engineering

[B] Backup Attack

[C] Compression Attack

[D] Formatting Attack

सही उत्तर: Social Engineering

व्याख्या: इसमें human manipulation के जरिए जानकारी ली जाती है।

Correct Answer: Social Engineering

Explanation: It manipulates human behavior.

364. HTTPS में कौन सी technology security देती है?

[A] SSL/TLS

[B] FTP

[C] SMTP

[D] DNS

364. Which technology provides security in HTTPS?

[A] SSL/TLS

[B] FTP

[C] SMTP

[D] DNS

सही उत्तर: SSL/TLS

व्याख्या: HTTPS secure communication के लिए encryption use करता है।

Correct Answer: SSL/TLS

Explanation: It encrypts web communication.

365. कौन सा malware system में खुद को replicate करता है?

[A] Virus

[B] Firewall

[C] Router

[D] Switch

365. Which malware replicates itself?

[A] Virus

[B] Firewall

[C] Router

[D] Switch

सही उत्तर: Virus

व्याख्या: Virus खुद की copies बनाता है।

Correct Answer: Virus

Explanation: Virus spreads through replication.

366. Firewall का मुख्य उद्देश्य क्या है?

[A] Unauthorized access रोकना

[B] Game खेलना

[C] File delete करना

[D] Music चलाना

366. What is the main purpose of Firewall?

[A] Block unauthorized access

[B] Play games

[C] Delete files

[D] Play music

सही उत्तर: Unauthorized access रोकना

व्याख्या: Firewall network traffic control करता है।

Correct Answer: Block unauthorized access

Explanation: Firewall protects networks.

367. VPN का उपयोग क्यों किया जाता है?

[A] Secure connection और privacy

[B] Game खेलने के लिए

[C] File delete करने के लिए

[D] System crash करने के लिए

367. Why is VPN used?

[A] Secure connection and privacy

[B] Gaming

[C] File deletion

[D] System crash

सही उत्तर: Secure connection और privacy

व्याख्या: VPN data encryption और anonymity देता है।

Correct Answer: Secure connection and privacy

Explanation: VPN protects user identity.

368. Phishing attack में क्या उपयोग होता है?

[A] Fake email और websites

[B] Firewall

[C] Antivirus

[D] Router

368. What is used in Phishing attack?

[A] Fake email and websites

[B] Firewall

[C] Antivirus

[D] Router

सही उत्तर: Fake email और websites

व्याख्या: Phishing fake links से data चोरी करता है।

Correct Answer: Fake email and websites

Explanation: It tricks users to give credentials.

369. Ransomware attack में क्या होता है?

[A] Data encrypt करके ransom मांगा जाता है

[B] Data delete होता है

[C] System update होता है

[D] Game चलता है

369. What happens in Ransomware attack?

[A] Data encrypted and ransom demanded

[B] Data deleted

[C] System updated

[D] Game runs

सही उत्तर: Data encrypt करके ransom मांगा जाता है

व्याख्या: Ransomware files lock करता है।

Correct Answer: Data encrypted and ransom demanded

Explanation: It locks user data.

370. Two-Factor Authentication का उद्देश्य क्या है?

[A] Security बढ़ाना

[B] Network slow करना

[C] File delete करना

[D] Game खेलना

370. What is the purpose of Two-Factor Authentication?

[A] Increase security

[B] Slow network

[C] Delete files

[D] Play games

सही उत्तर: Security बढ़ाना

व्याख्या: 2FA extra verification जोड़ता है।

Correct Answer: Increase security

Explanation: It adds extra login layer.