CS604-Midterm
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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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You can use the ------------- command to display the status of suspended and background processes
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The main characteristic of a Real time system is
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Linux Treats Devices as Files.
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copy file1 file2 is an example of ______ OS view.
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The hardware mechanism that enables a device to notify CPU is called an -------------
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In Unix/ Linux, by default the standard input file is attached to the ___________
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The ________ requires that once a writer is ready, that writer performs its write as soon as possible , if a writer waiting to access the object, no new readers may start reading.
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I/O instructions are Privileged Instructions.
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Bounded Buffer is a buffer of ____________ size
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A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
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The process of holding at least one resource and waiting to acquire additional resources that are currently being held by other processes is known as________.
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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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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.
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The scheduling of ______ are done by the operating system.
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Which of the following is correct definition for wait operation?
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Swapper is also termed as Short term scheduler.
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IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________
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The manual pages can be read in Linux using ____ command.
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An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
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Mkfifo() is a _______.
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The Top-down view is that it is a program that acts as an intermediary between a user of a computer and the computer hardware, and makes the computer system convenient to use.
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________________ is an integer variable accessible through wait and signal which are atomic operations.
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n-process critical section problem can be solved by using
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_________buffer places no practical limit on the size of the buffer
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Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
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The nice value helps in assigning ______ to a process.
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Cooperating processes never share any data, code, memory or state.
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The critical section problem can be solved by the following except
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___________ is a piece of code in a cooperating process in which the process may updates shared data (variable, file, database, etc.).
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Which of the following is NOT a Hardware Resource.
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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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Current working directory can be accessed using --------- Command.
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________ determines What will be done.
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The following is NOT a classical problem of synchronization
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The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
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A_____ is an abstract key for accessing a file.
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The returned code to the child process after successful fork system call execution is
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You can terminate a foreground process by pressing --------------
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------------has a hierarchical file system structure.
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In deadlock detection and recovery algorithm, a deadlock exists in the system if and only if the wait for graph contains a _____________
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Shared libraries and kernel modules are stored in directory
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If a system is not in a safe state, there can be No deadlocks.
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In ________addressing, the recipient is not required to name the sender.
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-------- command gives a snapshot of the current processes.
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OS helps manages the following except
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Each page is a power of -------- bytes long in paging scheme.
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------------ register contains the size of the process
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