CS604 Midterm Online Quiz

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CS604-Midterm

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copy file1 file2 is an example of ______ OS view.

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When process opens its first file explicitly it will get descriptor number ______

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Database, Complier, Video games are examples of ________.

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In Layered approach of OS, Lowest Layer is known as ________.

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The main characteristic of a Real time system is

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A major problem with priority scheduling algorithms is ______.

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Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.

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Cache is non-volatile memory.

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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .

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The hardware mechanism that enables a device to notify CPU is called an -------------

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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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Operating System is the Manager of Hardware Resources.

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____ command display the status of a process.

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A time sharing system is

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The following is NOT a classical problem of synchronization  

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The priorities of processes in the __________ group remain fixed.

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Swapper is also termed as Short term scheduler.

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Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.

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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 pathname is the list of directories separated by _________.

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__________ directory includes essential system boot files including the kernel image.

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------------ register contains the size of the process

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Linux is a version of _______ operating system.

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Physical memory is broken down into fixed-sized blocks, called----------- and Logical memory is divided into blocks of the same size, called -----------

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___________ is a piece of code in a cooperating process in which the process may updates shared data (variable, file, database, etc.).

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__________ displays information about the top processes.

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The priority of a process can be changed using ___________ command.

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_______ is also called Swapper.

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In Linux directory structure, there is ___________ root directory.

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___________ algorithm is used in Deadlock avoidance.

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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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A system call________

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In ________addressing, the recipient is not required to name the sender.

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Managing Secondary Storage Involves all of the Following except

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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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OS helps manages the following except

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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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All threads within a process share the ________ address space.

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A_____ is an abstract key for accessing a file.

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Kernel is responsible for scheduling the user level threads.

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The returned code to the child process after successful fork system call execution is

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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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The process id returned to the child process after successful fork system call execution is _____________.

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Which of the following is correct definition for wait operation?

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Using _________system, we can create a new process in Linux.

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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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In indirect inter process communication, a sender ________ mention the name of the recipient.

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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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Current working directory can be accessed using --------- Command.

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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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