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WorksheetsMidterm Examination 1.3 (Computer Network)
Total questions: 15
Worksheet time: 5mins
What is the primary focus of network security?
Protecting networks, devices, and data from unauthorized access
Enhancing network speed and performance
Creating new digital infrastructures
Developing social media platforms
Which of the following is NOT considered a threat to network security?
Malware
Unauthorized access
Data encryption
DDoS attacks
What is the foundation of network security?
Security Architecture
Data Encryption
Access Control
Firewalls
Which protocol is commonly used for secure web browsing?
SSL/TLS
DNSSEC
SSH
IPsec
What does encryption provide for data in transit and at rest?
Authorization and Accountability
Availability and Authentication
Defense in Depth and Separation of Duties
Confidentiality and Integrity
Which method verifies the identity of users or devices accessing the network?
Passwords
Multi-factor authentication (MFA)
Biometrics
Tokens
What is the purpose of security monitoring in network security?
To prevent data encryption
To increase network speed
To enhance user experience
To detect anomalies and potential security breaches
Which principle ensures that actions within the network are traceable?
Confidentiality
Integrity
Accountability
Availability
What does the principle of least privilege advocate for?
Sharing passwords among all users
Implementing complex security mechanisms
Providing unlimited access to all users
Granting users only the minimum level of access necessary
What is the purpose of defense in depth in network security?
Implementing multiple layers of security mechanisms
Removing all security controls
Increasing network vulnerabilities
Reducing security awareness
What is the main goal of continuous improvement in network security?
Decreasing security measures
Ignoring security vulnerabilities
Maintaining the status quo
Adapting to evolving threats and technologies
What is the purpose of regular security audits and assessments?
Identifying weaknesses in the network infrastructure
Increasing security vulnerabilities
Avoiding compliance with regulations
Decreasing employee training
What is the recommended approach for secure remote access?
Implementing VPNs and multi-factor authentication (MFA)
Sharing passwords publicly
Using unsecured public Wi-Fi networks
Disabling all security measures
What is the role of encryption in network security?
Allowing unauthorized access to data
Decreasing data confidentiality
Increasing network vulnerabilities
Protecting sensitive data in transit and at rest
What is the purpose of access control mechanisms in network security?
Encouraging data breaches
Allowing unrestricted access to all users
Restricting unauthorized access to network resources
Promoting insider threats
