Computer Networks MCQs with answers Page - 111

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A

Admin • 828.03K Points
Coach

Q. What is the main advantage of IPv6 over IPv4?

  • (A) Faster speed
  • (B) More address space
  • (C) Better encryption
  • (D) Lower latency

A

Admin • 828.03K Points
Coach

Q. Which of the following is used for error detection in Ethernet frames?

  • (A) CRC
  • (B) Checksum
  • (C) Parity bit
  • (D) Hashing

A

Admin • 828.03K Points
Coach

Q. Which of the following is the maximum MTU size for Ethernet?

  • (A) 1024 bytes
  • (B) 1500 bytes
  • (C) 4096 bytes
  • (D) 65535 bytes

A

Admin • 828.03K Points
Coach

Q. Which tool is commonly used to capture and analyze network packets?

  • (A) Traceroute
  • (B) Nmap
  • (C) Wireshark
  • (D) Ping

A

Admin • 828.03K Points
Coach

Q. Which of the following is a valid multicast IPv4 address range?

  • (A) 224.0.0.0 – 239.255.255.255
  • (B) 192.168.0.0 – 192.168.255.255
  • (C) 10.0.0.0 – 10.255.255.255
  • (D) 240.0.0.0 – 255.255.255.255

A

Admin • 828.03K Points
Coach

Q. Which type of firewall filters traffic based on source and destination IP addresses?

  • (A) Packet-filtering firewall
  • (B) Application firewall
  • (C) Proxy firewall
  • (D) Next-generation firewall

A

Admin • 828.03K Points
Coach

Q. Which protocol does HTTPS rely on for encryption?

  • (A) SSL/TLS
  • (B) IPSec
  • (C) SSH
  • (D) Kerberos

A

Admin • 828.03K Points
Coach

Q. Which attack involves overwhelming a system with traffic?

  • (A) Phishing
  • (B) Man-in-the-middle
  • (C) Denial of Service (DoS)
  • (D) SQL Injection

A

Admin • 828.03K Points
Coach

Q. Which security mechanism converts plain text into unreadable form?

  • (A) Decryption
  • (B) Hashing
  • (C) Encryption
  • (D) Authentication

A

Admin • 828.03K Points
Coach

Q. Which port is used by HTTPS?

  • (A) 21
  • (B) 22
  • (C) 80
  • (D) 443

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