Practice Basics of Computers Questions and Answers

• Which of the following is a critical component of a data protection policy that supports regulatory compliance?
• Which of the following strategies best ensures the integrity of backups?
• Which file system is commonly used by modern Windows operating systems?
• Which command in Windows is used to display the IP configuration of a computer?
• Which topology offers the highest fault tolerance and redundancy?
• In the OSI model, which layer is responsible for the establishment, maintenance, and termination of communication sessions?
• Which of the following is a primary advantage of IPv6 over IPv4?
• What is the primary function of Network Address Translation (NAT)?
• Which of the following protocols is used for remotely managing network devices?
• Which of the following is a primary function of a firewall?
• What type of firewall inspects packets and determines whether they are allowed based on pre-established rules?
• Which of the following is the primary purpose of access control in network security?
• Which of the following is a primary advantage of using a private cloud?
• Which of the following best describes containerization in cloud computing?
• What is the primary difference between full virtualization and para-virtualization?
• Which of the following statements best describes the key difference between virtual machines (VMs) and containers?
• Which of the following best describes the purpose of Continuous Integration (CI) in the CI/CD pipeline?
• What is the main benefit of implementing Continuous Delivery (CD) in software development?
• Which of the following protocols is primarily responsible for sending and receiving email messages?
• Which of the following best describes a MAN (Metropolitan Area Network)?
• Which command would you use in Unix/Linux to terminate a running process?
• Which of the following is a key advantage of a microservices architecture over a monolithic architecture?
• In JavaScript, which method is used to parse a string into a JSON object? 
• What is the role of Cookies in an HTTP request/response cycle? 
• In Git, what does the git pull command do?
• Which of the following testing techniques requires no knowledge of the internal code structure of the software? 
• According to SOLID principles, the Liskov Substitution Principle (LSP) primarily focuses on:
• What is the primary purpose of Regression Testing? 
• Which CPU scheduling algorithm allocates CPU to the process with the shortest burst time first? 
• Thrashing in an operating system is a condition that occurs when: 
• Which type of memory is closest to the CPU and provides the fastest access speed? 
• Which concept in virtual machines allows multiple operating systems to share the same hardware resources while remaining isolated from each other?
• Which of the following page replacement algorithms might lead to Belady’s anomaly, where increasing the number of page frames increases the number of pag...
• In backup and recovery practices, what is RPO (Recovery Point Objective) primarily concerned with? 
• Which of the following is NOT a best practice for implementing disaster recovery plans? 
• What is a common security control used to protect sensitive data during transmission over the internet?
• Which of the following compliance frameworks is specifically designed for managing and securing financial information? 
• What is a primary function of a hypervisor in virtual machine environments? 
• In terms of processor performance, which factor refers to the number of cycles a processor executes per second?
• In Unix/Linux systems, which command is used to check the current usage of memory in the system?