CS604-Midterm
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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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Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
3 / 50
You can create a threads by using the pthread_create() call.
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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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_____ system call is used to write to a file or FIFO or any other IPC channel.
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__________ integer shows the highest priority of a process in CPU scheduling
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The Operating system is a layer of software between _________ and ___________.
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rm and [r]mkdir commands are used to _____________ directory.
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You can use the rm file1 command to __________ file1
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The scheduling of ______ are done by the operating system.
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Banker‟s algorithm is used for ________________
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I MB or 1 megabyte is equivalent to----
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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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A solution to the critical section problem must satisfy the following requirements
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-------- command gives a snapshot of the current processes.
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/usr/X11R6 is used by the X Window System.
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__________ displays information about the top processes.
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User Goal of OS is that It easy to use, reliable, safe and fast.
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Operating system enables the user to use the Hardware Resources.
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Managing Secondary Storage Involves all of the Following except
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In ---------addressing; the recipient is not required to name the sender.
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A dashed line is used to represent a _________ in Resource Allocation Graph.
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Using _________system, we can create a new process in Linux.
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An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
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The bottom layer in the layered approach of Operating System is-----------
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The Home Directory for superuser in Linux and Unix is
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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 program in execution is called a _______________.
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We can install and run multiple OS by using VMWare.
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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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Command-line interpreter is also called __________ in some operating systems.
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A semaphore that cause Busy-Waiting is termed as ___________.
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___________ is a solution to the problem of indefinite blockage of low-priority processes.
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__________ scheduler selects the process from the job pool and put them in main memory.
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The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
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------------ register contains the size of the process
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The integer value of ________semaphores can range over an unrestricted integer domain.
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Which part of the computer system helps in managing the file and memory management system?
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Binary semaphores are those that have only two values---------
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A_____ is an abstract key for accessing a file.
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Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
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The -------------- system call suspends the calling process.
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Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
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The execution of critical sections must NOT be mutually exclusive
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DOS is single user operating system.
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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 nice value helps in assigning ______ to a process.
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Time interval when the I/O Devices are accessed is known as --------.
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A major problem with priority scheduling algorithms is ______.
50 / 50
/opt is used for storage of large applications.
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