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Practice IT Operating System Questions and Answers

In a binomial heap, if the root is greater than the left child and less than the right child, which of the following statements is correct?
Does Dijkstra's algorithm work for graphs with both negative and positive edge weights?
Why does paging incur memory overhead in operating systems?
Is every view serializable schedule also conflict serializable?
In a dense index, why might an index entry not appear for every search key value in the file?
Which register stores the temporary results during computation?
What is the relationship between the Java Virtual Machine (JVM) and the Java Runtime Environment (JRE)?
Which of the following statements best describes a "trap door" in the context of computer security?
What is the primary purpose of the memory management process known as "compaction"?
Which of the following statements is true regarding the reliability requirements of the Spiral Model in software development?
What were the early operating systems commonly known as, and what was their primary function?
What is the primary goal of disk scheduling in operating systems?
What does the term "code optimization" refer to in the context of software development?
Which of the following statements accurately describes a guided transmission medium?
Which of the following statements best describes a mesh topology in network design?
Which of the following statements accurately describes the layer functionality of a router in network communication?
What is the purpose of the #define directive in programming languages like C and C++?
What is the main goal of the Dining Philosophers Problem in computer science?
What is the primary purpose of the ALOHA protocol in networking?
What is the primary purpose of a Service Level Agreement (SLA) in a business context?
What is the primary function of a MAC address in a network?
What is the primary function of the CICS (Customer Information Control System) in mainframe computing?
In object-oriented programming, when defining an interface method, which of the following statements is true regarding method parameters?
What is the purpose of the CASE statement in SQL?
What is the primary purpose of the UNION ALL operator in SQL?
What is the primary objective of system testing in the software development lifecycle?
What was the term "Monitor" used to describe in the context of early operating systems?
What is the main purpose of disk scheduling in an operating system?
What is the primary difference between SRAM (Static Random-Access Memory) and DRAM (Dynamic Random-Access Memory)?
What is the primary goal of code optimization in software development?
What is unguided transmission in the context of data communication?
What is a key characteristic of a star topology in networking?
What is the primary function of a gateway in a network?
What is the purpose of the #include directive in C/C++ programming?
What does the Hamming distance measure in the context of information theory and coding?
What is the primary concept behind the ALOHA protocol in network communication?
What is the primary objective of the Producer-Consumer problem in concurrent programming?
What is overfitting in the context of machine learning models?
What does the term "serializable" refer to in the context of database transactions?
What is a characteristic feature of a dense index in a database indexing system?

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