Practice IT Operating System Questions and Answers

• What is a characteristic feature of a dense index in a database indexing system?
• What is the primary function of the Accumulator (AC) in a computer system?
• What is the primary use of the printf function in C/C++ programming?
• Which of the following statements accurately describes the object-oriented programming (OOP) support in Java and C?
• What is the primary purpose of cookies on a website?
• What is the primary goal of access authentication in computer systems?
• What is the primary purpose of the fork() system call in Unix-based operating systems?
• Which SQL command is primarily used to retrieve records from a database table?
• What is the primary purpose of a MAC (Media Access Control) ID in networking?
• What is the purpose of the fork() system call in Unix-based operating systems?
• What is the primary goal of concurrent programming in software development?
• What is the primary objective of the K-means clustering algorithm in data analysis?
• What is the primary function of cache memory in a computer system?
• What is a characteristic feature of a bipartite graph?
• What is the primary purpose of the Banker's Algorithm in operating systems?
• What is the primary goal of the Matrix Chain Multiplication problem in dynamic programming?
• Which of the following best describes the nature of TCP (Transmission Control Protocol) as a connection-oriented protocol?
• What is the primary goal of abstraction in computer science?
• What does Cyclomatic Complexity measure in software engineering?
• What is Computer Output Microfilm (COM) primarily used for in data management and archival systems?
• What is the primary purpose of using private class members in object-oriented programming?
• What is the primary characteristic of the Spiral Model in software development?
• What is a primary feature of the Agile Model in software development?
• Which of the following statements accurately describes the purpose of unit testing in software development?
• Which of the following statements accurately describes the characteristics of a primary key in a relational database?
• Which of the following statements accurately describes Third Normal Form (3NF) in database normalization?
• Which of the following statements best describes the concept of a computing model in computer science?
• Which of the following statements accurately describes hard computing?
• Which of the following statements best describes the role of the JDBC package in Java programming?
• Which of the following statements accurately describes the use of the SQL CREATE statement?
• A software development team is implementing a sorting function for a large dataset in their project. They decide to use the quick sort algorithm to optimiz...
• A software developer is designing a banking application where each bank account object should restrict direct access to its balance variable to prevent acc...
• In HTTP request methods, which of the following methods is not idempotent ? 
• Which of the following database operations is used to remove all records from a table but not the table itself? ...
• In public-private key encryption , which of the following is true regarding the private key ?
• Which of the following is the main advantage of using the Round Robin CPU Scheduling algorithm over First-Come-First-Serve (FCFS) in terms of process execu...
• In a system using the Least Recently Used (LRU) page replacement algorithm, which of the following statements holds true? 
• Which of the following I/O scheduling algorithms provides the most efficient disk access for systems with many requests clustered around a central location...
• Which of the following best describes the concept of ‘Concurrency’ in the context of Operating Systems? 
• In a virtual memory system, which of the following techniques is used to maintain the illusion that each process has its own dedicated memory space?