CS604-Midterm
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Which of the following is correct definition for wait operation?
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/usr/X11R6 is used by the X Window System.
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The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner
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------------has a hierarchical file system structure.
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We can install and run multiple OS by using VMWare.
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This condition is known as ______________.
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command displays the contents of current working directory.
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In ________addressing, the recipient is not required to name the sender.
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The process of switching from one process to another is called ---------------.
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Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
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The critical section problem can be solved by the following except
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Bounded Buffer is a buffer of ____________ size
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-------- command gives a snapshot of the current processes.
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copy file1 file2 is an example of ______ OS view.
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The major advantage of multi-programming system is
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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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___________ 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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You can terminate a foreground process by pressing --------------
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In ---------addressing; the recipient is not required to name the sender.
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__________ integer shows the highest priority of a process in CPU scheduling
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Using _________system, we can create a new process in Linux.
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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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The interval from the time of submission to the time of completion is the ______
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------------ register contains the size of the process
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A solution to the critical section problem must satisfy the following requirements
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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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The main characteristic of a Real time system is
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A process consists of __________
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You can create a threads by using the pthread_create() call.
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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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Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
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Linux uses ___________ directory to store system configuration files.
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You can use the ---------command in UNIX to create a directory.
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______scheduler selects the process from the job pool and put them in main memory.
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A time sharing system is
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--------------command to resume the execution of a suspended job in the foreground
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Hardware provide basic computing resource.
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_______ is also called Swapper.
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A semaphore that cause Busy-Waiting is termed as ___________.
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____ is a virtual directory in Linux and Unix.
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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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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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User Goal of OS is that It easy to use, reliable, safe and fast.
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___________ algorithm is used in Deadlock avoidance.
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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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POSIX is a standard developed by ANSI
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The bottom layer in the layered approach of Operating System is-----------
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Operating System provides services such as Managing Primary and Secondary Storage, Processes and Allowing user to manage his/her files and directories.
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If the fork system call fails, it returns
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n-process critical section problem can be solved by using
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