CS604-Midterm
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The Purpose of Operating System is to generate Executable Programs and to _______ them.
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Cache is non-volatile memory.
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Kernel is responsible for scheduling the user level threads.
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__________ directory includes essential system boot files including the kernel image.
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Users are the People, machines or computers that uses the Hardware resources.
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/opt is used for storage of large applications.
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Batch programs are usually _________ programs.
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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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_____________ is a preemptive scheduling algorithm.
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A dashed line is used to represent a _________ in Resource Allocation Graph.
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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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The 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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The process of switching from one process to another is called ---------------.
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Binary semaphores are those that have only two values---------
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__________ scheduler selects the process from the job pool and put them in main memory.
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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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I/O instructions are Privileged Instructions.
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The major advantage of multi-programming system is
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The -------------- system call suspends the calling process.
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A semaphore that cause Busy-Waiting is termed as ___________.
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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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The main characteristic of a Real time system is
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In ________addressing, the recipient is not required to name the sender.
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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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Command-line interpreter is also called __________ in some operating systems.
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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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Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
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If the fork system call fails, it returns
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If a system is not in a safe state, there can be No deadlocks.
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All threads within a process share the ________ address space.
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A pathname is the list of directories separated by _________.
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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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__________ integer shows the highest priority of a process in CPU scheduling
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_____ system call is used to write to a file or FIFO or any other IPC channel.
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The Shortest-Job-First Scheduling algorithm can be
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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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You can terminate a foreground process by pressing --------------
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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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________ determines What will be done.
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Which of the following is NOT a Hardware Resource.
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______scheduler selects the process from the job pool and put them in main memory.
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n-process critical section problem can be solved by using
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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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The manual pages can be read in Linux using ____ command.
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In Layered approach of OS, Lowest Layer is known as ________.
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--------------command to resume the execution of a suspended job in the foreground
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A semaphore that cause Busy-Waiting is termed as .
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Current working directory can be accessed using --------- Command.
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A solution to the critical section problem must satisfy the following requirements
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Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
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