CS604-Midterm
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____ is a virtual directory in Linux and Unix.
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You can use the rm file1 command to __________ file1
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___________ algorithm is used in Deadlock avoidance.
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The nice value helps in assigning ______ to a process.
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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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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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The execution of critical sections must NOT be mutually exclusive
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Which register holds the smallest legal physical memory address for a process?
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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 critical section problem can be solved by the following except
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________________ is an integer variable accessible through wait and signal which are atomic operations.
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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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In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
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What do we name to an address that is loaded into the memory-address register of the memory?
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______scheduler selects the process from the job pool and put them in main memory.
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copy file1 file2 is an example of ______ OS view.
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You can use the ---------command in UNIX to create a directory.
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Operating system enables the user to use the Hardware Resources.
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When a process opens its first file explicitly it will get descriptor number _________
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A program in execution is called a _______________.
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command displays the contents of current working directory.
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OS helps manages the following except
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We can install and run multiple OS by using VMWare.
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The Home Directory for superuser in Linux and Unix is
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Cache is non-volatile memory.
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In indirect inter process communication, a sender_____mention the name of the recipient.
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/usr/X11R6 is used by the X Window System.
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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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A process is said to be in critical section if it executes code that manipulates shared data
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Time interval when the I/O Devices are accessed is known as --------.
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-------- command gives a snapshot of the current processes.
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------------has a hierarchical file system structure.
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The main characteristic of a Real time system is
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Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
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A system call________
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The interval from the time of submission to the time of completion is the ______
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First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
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POSIX is a standard developed by ANSI
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The Shortest-Job-First Scheduling algorithm can be
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Managing Secondary Storage Involves all of the Following except
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n-process critical section problem can be solved by using
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The priority of a process can be changed using ___________ command.
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/opt is used for storage of large applications.
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A process consists of __________
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The priorities of processes in the __________ group remain fixed.
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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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_________________ scheduling allows a process to move between queues.
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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
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Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
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