[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.
291. Malware का उदाहरण क्या है?
[A] Virus
[B] Firewall
[C] VPN
[D] Browser
291. What is an example of Malware?
[A] Virus
[B] Firewall
[C] VPN
[D] Browser
सही उत्तर: Virus
व्याख्या: Virus एक प्रकार का malware है।
Correct Answer: Virus
Explanation: Malware includes viruses and trojans.
292. यदि किसी सिस्टम में बिना अनुमति के लॉगिन हो जाए, तो इसे क्या कहा जाएगा?
[A] Unauthorized Access
[B] Data Encryption
[C] Firewall Rule
[D] System Backup
292. If someone logs into a system without permission, it is called?
[A] Unauthorized Access
[B] Data Encryption
[C] Firewall Rule
[D] System Backup
सही उत्तर: Unauthorized Access
व्याख्या: Unauthorized access में बिना permission के system access किया जाता है।
Correct Answer: Unauthorized Access
Explanation: It refers to illegal system entry.
293. किस प्रकार का हमला नेटवर्क bandwidth को खत्म कर देता है?
[A] DDoS Attack
[B] Phishing Attack
[C] Encryption Attack
[D] File Backup
293. Which attack consumes network bandwidth?
[A] DDoS Attack
[B] Phishing Attack
[C] Encryption Attack
[D] File Backup
सही उत्तर: DDoS Attack
व्याख्या: DDoS भारी traffic भेजकर network को slow या down करता है।
Correct Answer: DDoS Attack
Explanation: DDoS floods the network with traffic.
294. यदि कोई email आपको password बदलने के लिए fake link भेजे, तो यह क्या है?
[A] Phishing Attack
[B] Firewall Alert
[C] VPN Request
[D] System Update
294. If an email sends a fake password reset link, it is?
[A] Phishing Attack
[B] Firewall Alert
[C] VPN Request
[D] System Update
सही उत्तर: Phishing Attack
व्याख्या: Fake email से credentials चोरी किए जाते हैं।
Correct Answer: Phishing Attack
Explanation: Phishing uses fake links to steal data.
295. कौन सा tool network traffic को analyze करता है?
[A] Packet Sniffer
[B] Compiler
[C] Firewall
[D] Router
295. Which tool analyzes network traffic?
[A] Packet Sniffer
[B] Compiler
[C] Firewall
[D] Router
सही उत्तर: Packet Sniffer
व्याख्या: Packet sniffer network packets capture करता है।
Correct Answer: Packet Sniffer
Explanation: It captures and analyzes packets.
296. Malware को system में प्रवेश कराने का common तरीका क्या है?
[A] Email attachments
[B] Firewall update
[C] System backup
[D] Hardware upgrade
296. Common way malware enters system is?
[A] Email attachments
[B] Firewall update
[C] System backup
[D] Hardware upgrade
सही उत्तर: Email attachments
व्याख्या: Malware अक्सर email attachments से फैलता है।
Correct Answer: Email attachments
Explanation: Malware spreads via attachments.
297. Firewall का primary function क्या है?
[A] Network traffic filter करना
[B] Game चलाना
[C] File delete करना
[D] Data compress करना
297. What is the primary function of Firewall?
[A] Filter network traffic
[B] Play games
[C] Delete files
[D] Compress data
सही उत्तर: Network traffic filter करना
व्याख्या: Firewall unauthorized traffic को block करता है।
Correct Answer: Filter network traffic
Explanation: Firewall controls access.
298. Cyber attack का मुख्य उद्देश्य क्या होता है?
[A] System को damage या exploit करना
[B] System को upgrade करना
[C] System को backup करना
[D] System को clean करना
298. What is the main goal of a cyber attack?
[A] Damage or exploit system
[B] Upgrade system
[C] Backup system
[D] Clean system
सही उत्तर: System को damage या exploit करना
व्याख्या: Attackers system को compromise करते हैं।
Correct Answer: Damage or exploit system
Explanation: Cyber attacks target system weakness.
299. Strong password का example कौन सा है?
[A] Aa@12#Xy9!
[B] 123456
[C] password
[D] admin
299. Which is an example of a strong password?
[A] Aa@12#Xy9!
[B] 123456
[C] password
[D] admin
सही उत्तर: Aa@12#Xy9!
व्याख्या: Strong password में letters, numbers और symbols होते हैं।
Correct Answer: Aa@12#Xy9!
Explanation: Strong passwords are complex.
300. Two-Factor Authentication का लाभ क्या है?
[A] Security बढ़ाना
[B] Network slow करना
[C] File delete करना
[D] Game खेलना
300. What is the benefit of Two-Factor Authentication?
[A] Increase security
[B] Slow network
[C] Delete files
[D] Play games
सही उत्तर: Security बढ़ाना
व्याख्या: 2FA extra layer of security देता है।
Correct Answer: Increase security
Explanation: It adds extra verification layer.