Security Questions and Answers
Security in networking is a critical area covering data protection, encryption, authentication, and secure communication protocols. This section provides network security interview questions and answers designed to prepare you for placements in TCS, Infosys, HCL, and cybersecurity roles. Topics include firewalls, VPNs, intrusion detection, and cryptographic algorithms. Each question offers a clear explanation, making complex concepts easy to understand. Practicing these placement papers with answers helps candidates strengthen their knowledge in cybersecurity and network defense strategies, ensuring readiness for both technical and HR interview rounds.
Security
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44 questions
41. What is social engineering?
- Hardware manipulation
- Tricking people to reveal information
- Network configuration
- System updating
42. ARP poisoning affects which table?
- Routing table
- DNS cache
- ARP cache
- NAT table
43. Which of the following ensures data is unchanged during transmission?
- Confidentiality
- Integrity
- Availability
- Authenticity
44. NAT helps in which security function?
- Encrypting data
- Hiding internal IP addresses
- Blocking malware
- Authenticating users