CS604-Midterm
1 / 50
Linux uses ___________ directory to store system configuration files.
2 / 50
The following requirement for solving critical section problem is known as ______. “There exists a bound on the number of times that other processes are allowed to enter their critical sections after a process has made a request to enter its critical section and before that request is granted.”
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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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The main characteristic of a Real time system is
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The integer value of ________semaphores can range over an unrestricted integer domain.
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Starvation is infinite blocking caused due to unavailability of resources.
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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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A system call________
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The correct command for compiling C program named program.c in Linux environment is
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The process of switching from one process to another is called ---------------.
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The execution of critical sections must NOT be mutually exclusive
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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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Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
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------------ register contains the size of the process
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We can install and run multiple OS by using VMWare.
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The priority of a process can be changed using ___________ command.
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The interval from the time of submission to the time of completion is the ______
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In ________addressing, the recipient is not required to name the sender.
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Which of the following is NOT a Hardware Resource.
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The critical section problem can be solved by the following except
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Users are the People, machines or computers that uses the Hardware resources.
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Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
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Bounded Buffer is a buffer of ____________ size
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First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
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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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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.
27 / 50
The bottom layer in the layered approach of Operating System is-----------
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User Goal of OS is that It easy to use, reliable, safe and fast.
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OS helps manages the following except
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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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Hardware provide basic computing resource.
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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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You can use the rm file1 command to __________ file1
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Current working directory can be accessed using --------- 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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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 an integer variable accessible through wait and signal which are atomic operations.
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All threads within a process share the ________ address space.
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A semaphore that cause Busy-Waiting is termed as ___________.
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The priorities of processes in the __________ group remain fixed.
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copy file1 file2 is an example of ______ OS view.
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Cache is non-volatile memory.
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A pathname is the list of directories separated by _________.
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___________ algorithm is used in Deadlock avoidance.
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Linux Treats Devices as Files.
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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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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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The nice value helps in assigning ______ to a process.
49 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
50 / 50
The Operating system is a layer of software between _________ and ___________.
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