CS604-Midterm
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Kernel is responsible for scheduling the user level threads.
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/usr/X11R6 is used by the X Window System.
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Shared libraries and kernel modules are stored in directory
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User mode can run the Privileged instructions.
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____ is a virtual directory in Linux and Unix.
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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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You can use the ------------- command to display the status of suspended and background processes
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Which register holds the smallest legal physical memory address for a process?
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The major advantage of multi-programming system is
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A process is said to be in critical section if it executes code that manipulates shared data
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A dashed line is used to represent a _________ in Resource Allocation Graph.
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The creating process is called a--------------- process while the new processes are called the -------------- of that process
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/opt is used for storage of large applications.
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__________ directory includes essential system boot files including the kernel image.
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command displays the contents of current working directory.
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Taking the CPU from one process and giving the CPU to another process is termed as
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The critical section problem can be solved by the following except
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An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
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A condition where a set of blocked processes each holding a resource and waiting to acquire a resource held by another process in the set is termed as ________.
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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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Linux Treats Devices as Files.
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________________ is an integer variable accessible through wait and signal which are atomic operations.
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____ command gives a snapshot of the current processes.
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________ determines What will be done.
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The address generated by the CPU, after any indexing or other addressing-mode arithmetic, is called a --------address, and the address it gets translated to by the MMU is called a ---------address.
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Operating system enables the user to use the Hardware Resources.
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The _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
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-------- command gives a snapshot of the current processes.
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The bottom-up view is that operating system is a resource manager who manages the hardware and software resources in the computer system.
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Starvation is infinite blocking caused due to unavailability of resources.
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Which of the following is NOT a Hardware Resource.
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The following requirement for solving critical section problem is known as ______. “There exists a bound on the number of times that other processes are allowed to enter their critical sections after a process has made a request to enter its critical section and before that request is granted.”
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Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------
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Which of the following is correct definition for wait operation?
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A ---------------- (or an exception) is a software-generated interrupt caused either by an error (division by zero or invalid memory access) or by a user request for an operating system service.
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Bounded Buffer is a buffer of ____________ size
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A Process that has finished working, as well as its parent process has also finished its execution. In this state the process A will be called as _________ process.
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_______ is also called Swapper.
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First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
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___________ algorithm is used in Deadlock avoidance.
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The procedure “The time at which the process finished working MINUS the arrival time of the process MINUS CPU burst for that process” will help calculate the _________.
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If the system can allocate resources to each process in some order and still avoid a deadlock then it said to be in ______ state.
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I MB or 1 megabyte is equivalent to----
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_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
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Which part of the computer system helps in managing the file and memory management system?
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copy file1 file2 is an example of ______ OS view.
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The nice value helps in assigning ______ to a process.
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Database, Complier, Video games are examples of ________.
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____ command display the status of a process.
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The integer value of ________semaphores can range over an unrestricted integer domain.
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