[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.

211. Red Teaming क्या होता है?

[A] Attack simulation testing

[B] Antivirus software

[C] Firewall system

[D] VPN service

211. What is Red Teaming?

[A] Simulated attack testing

[B] Antivirus software

[C] Firewall system

[D] VPN service

सही उत्तर: Attack simulation testing

व्याख्या: Red team attackers की तरह system test करता है।

Correct Answer: Simulated attack testing

Explanation: Red team mimics real attackers.

212. Blue Team का कार्य क्या है?

[A] System की सुरक्षा करना

[B] Attack करना

[C] फाइल डिलीट करना

[D] गेम खेलना

212. What is the function of Blue Team?

[A] Defend systems

[B] Attack systems

[C] Delete files

[D] Play games

सही उत्तर: System की सुरक्षा करना

व्याख्या: Blue team defenders होते हैं।

Correct Answer: Defend systems

Explanation: Blue team protects against attacks.

213. White Hat Hacker कौन होता है?

[A] Ethical hacker जो security improve करता है

[B] Illegal hacker

[C] Virus creator

[D] Botnet user

213. Who is a White Hat Hacker?

[A] Ethical hacker

[B] Illegal hacker

[C] Virus creator

[D] Botnet user

सही उत्तर: Ethical hacker जो security improve करता है

व्याख्या: White hat hacker authorized testing करता है।

Correct Answer: Ethical hacker

Explanation: White hats improve security legally.

214. Black Hat Hacker कौन होता है?

[A] Illegal hacking करने वाला

[B] Ethical tester

[C] Security analyst

[D] Developer

214. Who is a Black Hat Hacker?

[A] Illegal hacker

[B] Ethical tester

[C] Security analyst

[D] Developer

सही उत्तर: Illegal hacking करने वाला

व्याख्या: Black hat hackers malicious activities करते हैं।

Correct Answer: Illegal hacker

Explanation: Black hats perform cyber crimes.

215. Grey Hat Hacker कौन होता है?

[A] कभी legal कभी illegal hacking करने वाला

[B] Antivirus software

[C] Firewall device

[D] VPN service

215. Who is a Grey Hat Hacker?

[A] Sometimes legal, sometimes illegal hacker

[B] Antivirus software

[C] Firewall device

[D] VPN service

सही उत्तर: कभी legal कभी illegal hacking करने वाला

व्याख्या: Grey hat hackers mixed behavior दिखाते हैं।

Correct Answer: Sometimes legal, sometimes illegal hacker

Explanation: Grey hats operate in ethical gray area.

216. SOC (Security Operations Center) का कार्य क्या है?

[A] Security monitoring और incident response

[B] गेम खेलना

[C] फाइल डिलीट करना

[D] नेटवर्क बंद करना

216. What is the function of SOC?

[A] Security monitoring and response

[B] Play games

[C] Delete files

[D] Stop network

सही उत्तर: Security monitoring और incident response

व्याख्या: SOC cyber threats को monitor करता है।

Correct Answer: Security monitoring and response

Explanation: SOC handles security operations.

217. Phishing attack में क्या उपयोग होता है?

[A] Fake emails और websites

[B] Firewall

[C] VPN

[D] Encryption

217. What is used in Phishing attack?

[A] Fake emails and websites

[B] Firewall

[C] VPN

[D] Encryption

सही उत्तर: Fake emails और websites

व्याख्या: Phishing में fake login pages use होते हैं।

Correct Answer: Fake emails and websites

Explanation: Phishing uses deceptive content.

218. Social Engineering का आधार क्या है?

[A] Human psychology

[B] Hardware failure

[C] Network speed

[D] Encryption

218. What is Social Engineering based on?

[A] Human psychology

[B] Hardware failure

[C] Network speed

[D] Encryption

सही उत्तर: Human psychology

व्याख्या: Social engineering humans को manipulate करता है।

Correct Answer: Human psychology

Explanation: It exploits human behavior.

219. Firewall का मुख्य कार्य क्या है?

[A] अनधिकृत नेटवर्क ट्रैफिक को रोकना

[B] डेटा एन्क्रिप्शन करना

[C] फाइल डिलीट करना

[D] गेम खेलना

219. What is the main function of Firewall?

[A] Block unauthorized network traffic

[B] Encrypt data

[C] Delete files

[D] Play games

सही उत्तर: अनधिकृत नेटवर्क ट्रैफिक को रोकना

व्याख्या: Firewall incoming और outgoing traffic को filter करता है।

Correct Answer: Block unauthorized network traffic

Explanation: Firewall protects systems from unauthorized access.

220. Intrusion Detection System (IDS) का कार्य क्या है?

[A] हमलों का पता लगाना

[B] नेटवर्क बंद करना

[C] फाइल डिलीट करना

[D] गेम खेलना

220. What is the function of IDS?

[A] Detect attacks

[B] Stop network

[C] Delete files

[D] Play games

सही उत्तर: हमलों का पता लगाना

व्याख्या: IDS suspicious activity detect करता है।

Correct Answer: Detect attacks

Explanation: IDS monitors system for malicious activity.