[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.
371. Malware का मुख्य उद्देश्य क्या है?
[A] System को नुकसान पहुंचाना
[B] System को improve करना
[C] Network fast करना
[D] File backup करना
371. What is the main purpose of Malware?
[A] Harm system
[B] Improve system
[C] Increase speed
[D] Backup files
सही उत्तर: System को नुकसान पहुंचाना
व्याख्या: Malware harmful software होता है।
Correct Answer: Harm system
Explanation: Malware damages systems.
372. Cyber Security का मुख्य उद्देश्य क्या है?
[A] System और data की सुरक्षा
[B] Game खेलना
[C] File delete करना
[D] Network बंद करना
372. 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 की सुरक्षा
व्याख्या: Cyber security protection प्रदान करता है।
Correct Answer: Protect system and data
Explanation: Cyber security ensures safety.
373. कौन सा attack network traffic को fake packets से भर देता है?
[A] DDoS Attack
[B] Encryption
[C] Backup
[D] Patch Update
373. Which attack floods network with fake packets?
[A] DDoS Attack
[B] Encryption
[C] Backup
[D] Patch Update
सही उत्तर: DDoS Attack
व्याख्या: DDoS attack server को overload करता है।
Correct Answer: DDoS Attack
Explanation: DDoS overwhelms systems with traffic.
374. कौन सा malware system को remotely control करता है?
[A] Trojan Horse
[B] Firewall
[C] VPN
[D] Router
374. Which malware allows remote control of system?
[A] Trojan Horse
[B] Firewall
[C] VPN
[D] Router
सही उत्तर: Trojan Horse
व्याख्या: Trojan attacker को access देता है।
Correct Answer: Trojan Horse
Explanation: It gives unauthorized remote access.
375. Packet Sniffing का मुख्य कार्य क्या है?
[A] Network data capture करना
[B] File delete करना
[C] Game खेलना
[D] System update करना
375. What is the main function of Packet Sniffing?
[A] Capture network data
[B] Delete files
[C] Play games
[D] Update system
सही उत्तर: Network data capture करना
व्याख्या: Sniffing data packets को analyze करता है।
Correct Answer: Capture network data
Explanation: It monitors network traffic.
376. IP Spoofing का उद्देश्य क्या है?
[A] Fake IP address use करना
[B] Security बढ़ाना
[C] Backup लेना
[D] System update करना
376. What is the purpose of IP Spoofing?
[A] Use fake IP address
[B] Increase security
[C] Take backup
[D] Update system
सही उत्तर: Fake IP address use करना
व्याख्या: Spoofing identity hide करता है।
Correct Answer: Use fake IP address
Explanation: It hides attacker identity.
377. Firewall का कार्य क्या है?
[A] Unauthorized traffic block करना
[B] Game चलाना
[C] File delete करना
[D] Music चलाना
377. What is the function of Firewall?
[A] Block unauthorized traffic
[B] Play games
[C] Delete files
[D] Play music
सही उत्तर: Unauthorized traffic block करना
व्याख्या: Firewall network protect करता है।
Correct Answer: Block unauthorized traffic
Explanation: Firewall filters packets.
378. VPN का उपयोग क्यों किया जाता है?
[A] Secure internet connection के लिए
[B] Game खेलने के लिए
[C] File delete करने के लिए
[D] System crash करने के लिए
378. Why is VPN used?
[A] Secure internet connection
[B] Gaming
[C] File deletion
[D] System crash
सही उत्तर: Secure internet connection के लिए
व्याख्या: VPN data encrypt करता है।
Correct Answer: Secure internet connection
Explanation: VPN hides user activity.
379. Phishing attack क्या करता है?
[A] User data चोरी करता है
[B] System update करता है
[C] Network fast करता है
[D] File backup करता है
379. What does a Phishing attack do?
[A] Steals user data
[B] Updates system
[C] Speeds network
[D] Backups files
सही उत्तर: User data चोरी करता है
व्याख्या: Phishing fake links use करता है।
Correct Answer: Steals user data
Explanation: Phishing tricks users.
380. Ransomware attack में क्या होता है?
[A] Data encrypt करके ransom मांगता है
[B] Data delete करता है
[C] System upgrade करता है
[D] Game चलाता है
380. What happens in Ransomware attack?
[A] Data encrypted and ransom demanded
[B] Data deleted
[C] System upgraded
[D] Game runs
सही उत्तर: Data encrypt करके ransom मांगता है
व्याख्या: Ransomware files lock करता है।
Correct Answer: Data encrypted and ransom demanded
Explanation: It locks user files.