Practice Basics of Computers Questions and Answers

• 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? 
• What is the main advantage of using Classless Inter-Domain Routing (CIDR) over traditional class-based IP addressing?
• Which of the following correctly describes the Transport Layer in the OSI model?
• Which of the following is a key benefit of IPv6 over IPv4? 
• What is the primary purpose of Dynamic Host Configuration Protocol (DHCP) in networking? 
• Which of the following protocols is primarily responsible for translating domain names into IP addresses in a network? 
• Which of the following is NOT a valid type of firewall? 
• Which application-layer protocol is used to send email messages from a client to a server? 
• What is the primary purpose of a VPN (Virtual Private Network) in network security? 
• Which protocol among the following is responsible for the remote management of network devices? 
• Which cloud service model provides an environment for developers to build applications without managing the underlying infrastructure? 
• Which of the following is the primary difference between a public cloud and a private cloud? 
• Which type of virtualization allows for multiple virtual machines to run on a single physical machine by using a software layer that separates the hardware...
• Which of the following is a key difference between distributed computing and cloud computing? 
• In the context of virtualization, paravirtualization differs from full virtualization in which of the following ways? 
• What is one of the key advantages of using containers over virtual machines in modern application deployment? 
• Which of the following is an advantage of using Type 2 hypervisor over a Type 1 hypervisor? 
• Which of the following statements accurately describes the role of cookies in web applications? 
• In the context of the SOLID principles, what does the L in SOLID stand for, and what is its primary purpose? 
• Which of the following best describes the ACID properties in the context of transactions in a database? 
• Which of the following best differentiates IaaS (Infrastructure as a Service) from PaaS (Platform as a Service)?