CS604-Midterm
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I/O instructions are Privileged Instructions.
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A system call________
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_________ command to resume the execution of a suspended job in the foreground
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Banker‟s algorithm is used for ________________
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A semaphore that cause Busy-Waiting is termed as .
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Bounded Buffer is a buffer of ____________ size
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In ---------addressing, the recipient is not required to name the sender.
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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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A semaphore that cause Busy-Waiting is termed as ___________.
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All threads within a process share the ________ address space.
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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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Taking the CPU from one process and giving the CPU to another process is termed as
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Time interval when the I/O Devices are accessed is known as --------.
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Linux uses ___________ directory to store system configuration files.
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The bottom layer in the layered approach of Operating System is-----------
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command displays the contents of current working directory.
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Linux Treats Devices as Files.
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The hardware mechanism that enables a device to notify CPU is called an -------------
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Shared libraries and kernel modules are stored in directory
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________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.
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The nice value helps in assigning ______ to a process.
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Starvation is infinite blocking caused due to unavailability of resources.
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If the fork system call fails, it returns
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The Purpose of Operating System is to generate Executable Programs and to _______ them.
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You can use the ------------- command to display the status of suspended and background processes
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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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Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
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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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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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DOS is single user operating system.
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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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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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__________ displays information about the top processes.
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In Layered approach of OS, Lowest Layer is known as ________.
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I MB or 1 megabyte is equivalent to----
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The major advantage of multi-programming system is
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_________________ scheduling allows a process to move between queues.
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-------- command gives a snapshot of the current processes.
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The Operating system is a layer of software between _________ and ___________.
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In indirect inter process communication, a sender ________ mention the name of the recipient.
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In ________addressing, the recipient is not required to name the sender.
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We can install and run multiple OS by using VMWare.
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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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In Resource Allocation Graph, A _______ Pi →Rj indicates that process Pi may request resource Rj at some time in the future.
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POSIX is a standard developed by ANSI
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Which register holds the smallest legal physical memory address for a process?
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In Unix/ Linux, by default the standard output file is attached to the ___________
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An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
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Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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