CS604-Midterm
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The Home Directory for superuser in Linux and Unix is
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The execution of critical sections must NOT be mutually exclusive
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________ determines What will be done.
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The main characteristic of a Real time system is
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First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
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Using _________system, we can create a new process in Linux.
7 / 50
Which of the Following is not an Operating System.
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The hardware mechanism that enables a device to notify CPU is called an -------------
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Batch programs are usually _________ programs.
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In indirect inter process communication, a sender ________ mention the name of the recipient.
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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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A process is said to be in critical section if it executes code that manipulates shared data
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/opt is used for storage of large applications.
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Linux is a version of _______ operating system.
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Database, Complier, Video games are examples of ________.
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_____________ is a preemptive scheduling algorithm.
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The -------------- system call suspends the calling process.
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In Linux directory structure, there is ___________ root directory.
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The priorities of processes in the __________ group remain fixed.
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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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Command-line interpreter is also called __________ in some operating systems.
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Swapper is also termed as Short term scheduler.
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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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____ is a virtual directory in Linux and Unix.
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DOS is single user operating system.
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Cooperating processes never share any data, code, memory or state.
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__________ directory includes essential system boot files including the kernel image.
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User mode can run the Privileged instructions.
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A semaphore that cause Busy-Waiting is termed as .
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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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__________ commands in Linux is used to copy file
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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 _______ are used for communication between related or unrelated processes on the same system or unrelated processes on different systems.
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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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_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
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Starvation is infinite blocking caused due to unavailability of resources.
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The major advantage of multi-programming system is
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You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
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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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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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------------ register contains the size of the process
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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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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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Managing Secondary Storage Involves all of the Following except
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Kernel is responsible for scheduling the user level threads.
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A process consists of __________
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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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Binary semaphores are those that have only two values---------
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This condition is known as ______________.
50 / 50
The manual pages can be read in Linux using ____ command.
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