[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.

311. Phishing attack का संकेत क्या है?

[A] Suspicious link और unknown sender

[B] Verified email

[C] Secure website

[D] Trusted server

311. What is a sign of Phishing attack?

[A] Suspicious link and unknown sender

[B] Verified email

[C] Secure website

[D] Trusted server

सही उत्तर: Suspicious link और unknown sender

व्याख्या: Phishing emails fake होते हैं।

Correct Answer: Suspicious link and unknown sender

Explanation: Phishing uses fake communication.

312. Cyber crime में कौन सा शामिल है?

[A] Hacking

[B] Typing

[C] Printing

[D] Scanning

312. Which is included in cyber crime?

[A] Hacking

[B] Typing

[C] Printing

[D] Scanning

सही उत्तर: Hacking

व्याख्या: Hacking एक cyber crime है।

Correct Answer: Hacking

Explanation: Cyber crimes include illegal access.

313. कौन सा प्रोटोकॉल secure web communication के लिए उपयोग होता है?

[A] HTTPS

[B] FTP

[C] Telnet

[D] SMTP

313. Which protocol is used for secure web communication?

[A] HTTPS

[B] FTP

[C] Telnet

[D] SMTP

सही उत्तर: HTTPS

व्याख्या: HTTPS SSL/TLS के साथ secure communication प्रदान करता है।

Correct Answer: HTTPS

Explanation: HTTPS uses SSL/TLS for security.

314. कौन सा attack password guessing पर आधारित होता है?

[A] Brute Force Attack

[B] Phishing

[C] MITM

[D] DDoS

314. Which attack is based on password guessing?

[A] Brute Force Attack

[B] Phishing

[C] MITM

[D] DDoS

सही उत्तर: Brute Force Attack

व्याख्या: Brute force में सभी password combinations try किए जाते हैं।

Correct Answer: Brute Force Attack

Explanation: It tries all possible password combinations.

315. Firewall का मुख्य कार्य क्या है?

[A] Network traffic control करना

[B] Data encrypt करना

[C] File delete करना

[D] Game चलाना

315. What is the main function of Firewall?

[A] Control network traffic

[B] Encrypt data

[C] Delete files

[D] Play games

सही उत्तर: Network traffic control करना

व्याख्या: Firewall incoming/outgoing traffic filter करता है।

Correct Answer: Control network traffic

Explanation: Firewall blocks unauthorized traffic.

316. VPN का उपयोग क्यों किया जाता है?

[A] Secure private connection बनाने के लिए

[B] Game खेलने के लिए

[C] File delete करने के लिए

[D] System crash करने के लिए

316. Why is VPN used?

[A] Secure private connection

[B] Gaming

[C] File deletion

[D] System crash

सही उत्तर: Secure private connection बनाने के लिए

व्याख्या: VPN user data encrypt करता है।

Correct Answer: Secure private connection

Explanation: VPN hides user identity.

317. Two-Factor Authentication (2FA) क्या है?

[A] Password + OTP verification

[B] Only password login

[C] Only email login

[D] No login required

317. What is Two-Factor Authentication (2FA)?

[A] Password + OTP verification

[B] Only password login

[C] Only email login

[D] No login required

सही उत्तर: Password + OTP verification

व्याख्या: 2FA extra security layer देता है।

Correct Answer: Password + OTP verification

Explanation: 2FA improves account security.

318. Phishing attack का मुख्य उद्देश्य क्या है?

[A] Sensitive data चोरी करना

[B] System update करना

[C] Game खेलना

[D] Network speed बढ़ाना

318. What is the main purpose of Phishing attack?

[A] Steal sensitive data

[B] System update

[C] Play games

[D] Increase speed

सही उत्तर: Sensitive data चोरी करना

व्याख्या: Phishing fake websites से data लेता है।

Correct Answer: Steal sensitive data

Explanation: Phishing tricks users to reveal credentials.

319. Malware का मतलब क्या है?

[A] Malicious software

[B] Safe software

[C] Hardware device

[D] Network tool

319. What does Malware mean?

[A] Malicious software

[B] Safe software

[C] Hardware device

[D] Network tool

सही उत्तर: Malicious software

व्याख्या: Malware harmful software होता है।

Correct Answer: Malicious software

Explanation: Malware is designed to harm systems.

320. Ransomware attack में क्या होता है?

[A] Data encrypt करके पैसा मांगा जाता है

[B] Data delete किया जाता है

[C] System upgrade होता है

[D] Game चलता है

320. 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 पैसा मांगा जाता है

व्याख्या: Ransomware data lock करता है।

Correct Answer: Data encrypted and ransom demanded

Explanation: Ransomware locks user files.