CodeHS Cybersecurity Level 1 Certification Practice Test

These questions are part of the practice quiz. Start practicing

• What does the term "ransomware" refer to?
• What does bitrate indicate in a data transmission context?
• What does the acronym VPN stand for?
• Which file system is exclusively used on Linux and has a 1 exabyte limit?
• What is the primary goal of cybersecurity?
• What is the importance of backing up data?
• What is a common motive for black hat hackers?
• Which of the following can be a sign of phishing?
• Which type of attack involves overwhelming a network with traffic to disrupt service?
• In the context of network security, what is an endpoint?
• Which data type is used to represent a number with a decimal component?
• What is the main purpose of penetration testing?
• What is the goal of cybersecurity training for employees?
• What does a zero-day vulnerability indicate?
• Why is it important to manage user access levels?
• What does DNS primarily do?
• What feature does WPA3 offer over previous wireless security protocols?
• Which of the following best describes endpoint security?
• How is a variable defined in programming?
• When comparing IPv4 and IPv6, what is a notable difference?
• Which frequency band is characterized by slower speeds but longer range?
• What is the common goal of security audits?
• Which command is used on Mac systems to modify network settings?
• Which type of malware is designed to replicate itself without needing a host file?
• What is the principle of "defense in depth"?
• Which of the following is a characteristic of Advanced Persistent Threats (APTs)?
• What is a key feature of markup languages?
• What is the purpose of the Windows command 'netsh'?
• Why are interpreted languages usually slower than compiled languages?
• What is a primary purpose of using encryption like WPA3?
• What does the term "identity theft" describe?
• Define 'malicious insider.'
• What is the main purpose of SSH (Secure Shell Protocol)?
• What is the primary function of the BIOS?
• What is a vulnerability assessment?
• What is a characteristic feature of NTFS?
• What is a common result of a botnet attack?
• What is 'hardware security'?
• What is the main distinction between black hat hackers and white hat hackers?
• Which layer of security is emphasized in the defense in depth principle?
• What are the characteristics of the 5.0 GHz frequency band?
• What feature makes an organizational file storage system efficient?
• Which security protocol provides individualized user authentication in open networks?
• What characterizes a brute force attack?
• What does 'public key infrastructure (PKI)' refer to?
• What can be a consequence of weak passwords?
• Which of the following is classified as a secure file transfer protocol?
• What is the function of a firewall?
• What command would you use in Windows to list the contents of the current directory?
• What distinguishes FAT32 from other file systems mentioned?
• What are the two main types of cyber threats?
• What is a cybersecurity framework?
• Which of the following defines the capabilities of an object in programming?
• What should organizations do to prepare for potential security incidents?
• Why is real-time practice vital in incident response planning?
• How do strong passwords help protect against unauthorized access?
• What is encryption used for?
• What does social engineering involve?
• Which command is used to show the current directory contents in Linux or MacOS?
• What qualifies as a strong password?
• What is the goal of an incident response simulation?
• What aspect of cybersecurity does social media primarily impact?
• What is the main risk of using public Wi-Fi networks?
• Which port is typically used by HTTP?
• Which of the following is NOT a benefit of incident response simulations?
• Which of the following is a characteristic of WPA3?
• What is an effective way to safeguard against phishing attacks?
• Which wireless standard operates on a slower speed but offers greater range?
• What is the purpose of the 'cd' command?
• What protocol is used for sending encrypted information to protect data?
• What does the netstat command display?
• What is one of the primary tasks of a security analyst?
• Which of the following is an example of a strong password?
• What is an exploit in cybersecurity terms?
• What tool can be used to secure wireless networks?
• In cybersecurity, what is the 'availability' aspect of CIA concerned with?
• What is the primary use of a constant in programming?
• What does phishing refer to in the context of cybersecurity?
• What is the function of an SSL certificate?
• What protocol succeeded WPA2 to enhance wireless security?
• What does the acronym CIA stand for in cybersecurity?
• What is the role of an ethical hacker?
• SMTP is primarily used for what purpose?
• What is the purpose of a query language?
• What is an integer in programming?
• What does social engineering exploit?
• What are phishing attempts often disguised as?
• Which data type can store a character or punctuation?
• What is the term for the time it takes for a bit to travel from sender to receiver?
• What is typically a key component of incident response simulations?
• Which data structure can store combinations of keys and values, allowing access by the key?
• What does 'SIEM' stand for in cybersecurity?
• What does 'cd' stand for in command line usage?
• What is the difference between symmetric and asymmetric encryption?
• What type of network does a file server typically support?
• Which port is used by IMAP?
• What technology does Near Field Communication (NFC) use?
• Which protocol is used for secure communication over the internet?
• Why is it important for organizations to manage cybersecurity risks?
• What does the acronym AAA stand for in the context of RADIUS protocol?
• What are security patches designed to do?
• Which of the following is a resizable container that stores an ordered collection of items?
• Which port does SSH (Secure Shell Protocol) primarily use?
• Which of the following is a common type of malware?
• What format is an IPv4 address expressed in?
• What characterizes a phishing email?
• Which technology enables devices to communicate over short distances without wires?
• Which of the following data types is NOT typically used for storing numeric values?
• What defines a botnet?
• Which technique is commonly used in a brute force attack?
• What protocol is used for sending and receiving web resources on the unsecured World Wide Web?
• What is 'cyber hygiene'?
• What is a common defense against phishing attempts?
• What could indicate potential malware on a device?
• What defines a file server?
• Define 'insider threat.'
• What characterizes an interpreted language?
• Which of the following best describes latency in network communications?
• Which protocol is specifically used for changing configuration parameters in network devices?
• Which data structure can change its size dynamically as items are added or removed?
• Which of the following is an example of social engineering?
• What is the function of a security incident response plan?
• In terms of data representation, how many bits does ASCII use to encode a character?
• Why are incident response simulations important for organizations?
• What is a VLAN primarily used for?
• What is a common sign of a malware infection?
• What does the acronym 'IoT' stand for?
• What does endpoint security primarily focus on?
• What is a network attack?
• What is the main purpose of IPv6?
• What is a significant trait of a scripting language?
• What does ASCII stand for in computing?
• Which term describes a fixed container that holds an ordered collection of items?
• What is the purpose of multi-factor authentication (MFA)?
• Why is incident response planning important?
• What is the primary purpose of secure sites utilizing port 443?
• What does DNS stand for?
• What is the primary difference between a virus and a worm in cybersecurity?
• What does the principle of least privilege emphasize regarding user access?
• What is the purpose of encryption?
• What advantage do solid-state drives (SSDs) have over hard disk drives (HDDs)?
• What is meant by 'data encryption at rest'?
• What is a 'security token'?
• In computing, what is the primary role of firmware?
• What does WAN stand for?
• What aspect of cybersecurity does public key infrastructure primarily address?
• What does two-factor authentication (2FA) help mitigate?
• Which device is commonly used to create a secure network connection over the internet?
• Which of these statements is true about virtual LANs (VLANs)?
• Which practice can enhance online security the most?
• What is the main purpose of security patches?
• What type of data structure allows for a resizable collection of items?
• Identify the primary risk associated with zero-day vulnerabilities.
• Which data type would be considered most appropriate for representing simple textual information?
• What characterizes a DDoS attack?
• Which file system has a compatibility limit of 8 exabytes?
• What does a successful DDoS attack achieve?
• Which port is utilized by SMTP for sending emails?
• How is 'malware' defined?
• What does GDPR stand for?
• What is the purpose of a security audit?
• Which protocol is characterized by one-way communication without verifying data transmission?
• What is a sandbox in cybersecurity?
• What does 'endpoint security' refer to?
• What is one limitation of NTFS (New Technology File System)?
• What does 'digital forensics' involve?
• What does POP3 do with emails on a single device?
• Which is a common practice that enhances password security?
• What is a cybersecurity framework?
• What is a 'man-in-the-middle attack'?
• What does WLAN refer to?
• What does "DNS spoofing" refer to?
• What is the maximum capacity of the Hierarchical File System (HFS) used on Mac devices?
• What is a firewall?
• What does the term 'zero-day vulnerability' refer to?
• What is the first step in a typical risk assessment process?
• What does the RADIUS protocol provide in networking?
• How can software updates enhance security?
• What function does DHCP (Dynamic Host Configuration Protocol) serve in a network?
• What does "patch management" involve?
• What is the purpose of a graphics processing unit (GPU)?
• What action does ransomware typically take on a victim's system?
• Which cybersecurity measure enhances user privacy while online?
• How does an attacker perform a blind SQL injection?
• What does malware typically aim to do?
• Which protocol allows synchronization of emails across multiple devices?
• How is a 'data breach' defined?
• What does 'social media phishing' involve?
• What does "user awareness training" aim to achieve?
• What role does social media play in cybersecurity threats?
• What is a key characteristic of UDP?
• Which file system is specifically designed for Mac operating systems?
• What is the main purpose of an incident response plan?
• What does the term 'backdoor' refer to in cybersecurity?
• What does VPN stand for in the context of cybersecurity?
• What is a primary focus of endpoint security?
• What is the primary function of antivirus software?
• What function does the Domain Name System (DNS) serve?
• What is the function of an intrusion detection system (IDS)?
• What is a primary feature of the 2.4 GHz frequency band?
• What is one consequence of failing to implement patch management?
• What kind of data structure is typically used for fixed-size collections?
• What is the purpose of a threat analysis?
• Which of the following is NOT a component of a cybersecurity strategy?
• Which type of storage device is known for fast access speed?
• What are APTs?
• What does a network interface card (NIC) allow a computer to do?
• What is the primary port for POP3?
• What does FTP stand for?
• What is phishing?
• Which type of language would typically not be used for database queries?
• What is a 'SQL injection attack'?
• In cybersecurity, what are credentials?
• How can data in transit be protected effectively?
• Which file system is compatible with Windows, Mac, and Linux, and has a limit of 16 TB?
• What characterizes a man-in-the-middle attack?
• Which of the following describes bandwidth most accurately?
• What are security controls?
• What is the primary method of extracting additional information in a union-based SQL injection attack?
• What is the primary function of antivirus software?
• What is the significance of a digital signature?
• What is the role of a security analyst?
• What is two-factor authentication?
• What is the primary goal of cybersecurity?
• Which of the following is a way to secure a wireless network?
• What does 'pen testing' refer to in cybersecurity?
• Which device primarily enhances the creation and display of visual content?
• What does the 'nbstat' command provide information about?
• Which of the following best describes a trojan?
• What does the term "methods of an object" refer to?
• What role does encryption play in cybersecurity?
• How does a compiled language operate?
• How can social media impact cybersecurity?
• What is a driver in the context of computer hardware?
• In malware classification, which of the following is NOT typically a type of malware?
• Which protocol is used for remote logins via terminal or command line interface (CLI)?
• What is the primary use of a "char" data type in programming?
• Which characteristic is inherent to assembly language?
• Which of the following is a major type of cyber threat?
• What are cache files primarily used for in a browser?
• What data type would you use to store a sequence of characters, such as letters and punctuation?
• What is the purpose of an intrusion detection system (IDS)?
• What is a digital signature?
• Which command is primarily used for statistics in a TCP/IP network environment?
• What is a security policy?
• What does 'surface web' refer to?
• What does the term "data breach" mean?
• What does the process of encryption aim to protect?
• What best describes a constant in programming?
• What is meant by 'cyber resilience'?
• Which term refers to the capacity of data transfer measured by bitrate?
• What do ports 161/162 primarily communicate with in a network?
• In programming, what do we generally use arrays for?
• What does the principle of least privilege entail?
• What is the primary goal of patch management?
• Which type of language is closest to machine code?
• What type of service does RADIUS provide for network security?
• Which wireless standard is recognized as the fastest as of 2014?
• What proactive measure can organizations take to defend against cyber attacks?
• How can organizations enhance their cybersecurity posture?