Network Security QuizOnline version Test your knowledge on network security with these challenging questions! by Ponnudurai J 1 What does VPN stand for? a Visual Private Network b Volatile Private Network c Virtual Public Network d Virtual Private Network 2 Which protocol is commonly used for secure communication over a network? a HTTP b SSL/TLS c FTP d SMTP 3 What is the purpose of a firewall in network security? a To block all network traffic b To monitor and control incoming and outgoing network traffic c To encrypt all network traffic d To speed up network connections 4 What is a common method of protecting a network against unauthorized access? a Sharing network credentials openly b Using default passwords c Disabling all network connections d Implementing strong authentication mechanisms 5 What is the term used for a malicious software that spreads through networks? a Worm b Firewall c Antivirus d Spyware 6 Which type of attack involves intercepting and altering communication between two parties? a Distributed Denial of Service (DDoS) attack b Phishing attack c SQL injection attack d Man-in-the-Middle (MitM) attack 7 What is the primary goal of network security? a Sharing data with unauthorized users b Increasing network speed c Ignoring security threats d Protecting the confidentiality, integrity, and availability of data 8 Which encryption algorithm is commonly used for securing network communications? a Vigenère cipher b Caesar cipher c ROT13 d AES (Advanced Encryption Standard) 9 What is the purpose of intrusion detection systems in network security? a To bypass firewalls b To slow down network traffic c To detect and respond to potential security threats d To share sensitive information 10 What is the term for a network security attack that floods a system with excessive traffic? a SQL injection attack b Phishing attack c Man-in-the-Middle (MitM) attack d Denial of Service (DoS) attack
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