CS604-Midterm
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A Process „A‟ that has finished working but its parent process has also finished its execution. In this state the process „A‟ will be called as _____ process.
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If the fork system call fails, it returns
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The integer value of ________semaphores can range over an unrestricted integer domain.
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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 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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------------ register contains the size of the process
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Kernel is responsible for scheduling the user level threads.
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The execution of critical sections must NOT be mutually exclusive
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Linux is a version of _______ operating system.
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Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
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The -------------- system call suspends the calling process.
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________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.
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________________ is an integer variable accessible through wait and signal which are atomic operations.
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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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The Shortest-Job-First Scheduling algorithm can be
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You can display all of the signals supported by your system, along with their numbers, by using the -----------command
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Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
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Which part of the computer system helps in managing the file and memory management system?
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__________ commands in Linux is used to copy file
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Which register holds the smallest legal physical memory address for a process?
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I/O instructions are Privileged Instructions.
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In Unix/ Linux, by default the standard output file is attached to the ___________
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The priority of a process can be changed using ___________ command.
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Bounded Buffer is a buffer of ____________ size
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In Linux directory structure, there is ___________ root directory.
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The bottom layer in the layered approach of Operating System is-----------
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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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The process of switching from one process to another is called ---------------.
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Shared libraries and kernel modules are stored in directory
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A solution to the critical section problem must satisfy the following requirements
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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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Users are the People, machines or computers that uses the Hardware resources.
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_______ is also called Swapper.
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You can use the rm file1 command to __________ file1
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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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Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
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First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
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All threads within a process share the ________ address space.
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The major advantage of multi-programming system is
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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 create a threads by using the pthread_create() call.
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____ command gives a snapshot of the current processes.
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Which of the following is NOT a Hardware Resource.
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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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________ determines What will be done.
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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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A dashed line is used to represent a _________ in Resource Allocation Graph.
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The priorities of processes in the __________ group remain fixed.
49 / 50
A parent process calling __________ system call will be suspended until children process terminates.
50 / 50
First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
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