CS604-Midterm
1 / 50
This condition is known as ______________.
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A semaphore that cause Busy-Waiting is termed as ___________.
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The priority of a process can be changed using ___________ command.
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_________ command to resume the execution of a suspended job in the foreground
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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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_____________ is a preemptive scheduling algorithm.
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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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Using _________system, we can create a new process in Linux.
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The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.
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If the fork system call fails, it returns
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You can use the ---------command in UNIX to create a directory.
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You can terminate a foreground process by pressing --------------
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The correct command for compiling C program named program.c in Linux environment is
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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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The time it takes for the dispatcher to stop one process and start another running is known as the-----------.
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_________________ scheduling allows a process to move between queues.
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________ scheduling algorithm is sometimes called shortest remaining time first scheduling algorithm.
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Mkfifo() is a _______.
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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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copy file1 file2 is an example of ______ OS view.
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/opt is used for storage of large applications.
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The creating process is called a--------------- process while the new processes are called the -------------- of that process
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In indirect inter process communication, a sender_____mention the name of the recipient.
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________________ is an integer variable accessible through wait and signal which are atomic operations.
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The bottom layer in the layered approach of Operating System is-----------
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The -------------- system call suspends the calling process.
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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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Each page is a power of -------- bytes long in paging scheme.
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Binary semaphores are those that have only two values---------
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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 execution of critical sections must NOT be mutually exclusive
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Starvation is infinite blocking caused due to unavailability of resources.
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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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___________ algorithm is used in Deadlock avoidance.
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In Linux directory structure, there is ___________ root directory.
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______scheduler selects the process from the job pool and put them in main memory.
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When process opens its first file explicitly it will get descriptor number ______
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The process id returned to the child process after successful fork system call execution is _____________.
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We can install and run multiple OS by using VMWare.
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41 / 50
------------has a hierarchical file system structure.
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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 _____________
43 / 50
command displays the contents of current working directory.
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Operating system enables the user to use the Hardware Resources.
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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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I/O instructions are Privileged Instructions.
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You can create a threads by using the pthread_create() call.
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Which of the following is NOT a Hardware Resource.
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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________.
50 / 50
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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