CS604-Midterm
1 / 50
Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
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If the system can allocate resources to each process in some order and still avoid a deadlock then it said to be in ______ state.
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--------------command to resume the execution of a suspended job in the foreground
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Kernel is responsible for scheduling the user level threads.
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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
7 / 50
OS helps manages the following except
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Which of the following is correct definition for wait operation?
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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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______scheduler selects the process from the job pool and put them in main memory.
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rm and [r]mkdir commands are used to _____________ directory.
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When a process opens its first file explicitly it will get descriptor number _________
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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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Which of the following is NOT a Hardware Resource.
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This condition is known as ______________.
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__________ scheduler selects the process from the job pool and put them in main memory.
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Batch programs are usually _________ programs.
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A process consists of __________
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First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
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Cooperating processes never share any data, code, memory or state.
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A system call________
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A pathname is the list of directories separated by _________.
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You can terminate a foreground process by pressing --------------
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The integer value of ________semaphores can range over an unrestricted integer domain.
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In indirect inter process communication, a sender_____mention the name of the recipient.
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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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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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____ command display the status of a process.
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In ---------addressing; the recipient is not required to name the sender.
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Which register holds the smallest legal physical memory address for a process?
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Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
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The nice value helps in assigning ______ to a process.
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The main characteristic of a Real time system is
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Linux Treats Devices as Files.
35 / 50
You can create a threads by using the pthread_create() call.
36 / 50
The performance of Round Robin algorithm does NOT depends heavily on the size of the time quantum.
37 / 50
Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
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The interval from the time of submission to the time of completion is the ______
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Round Robin algorithm is similar to ____________ scheduling but preemption is added to switch between processes.
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The ________ requires that once a writer is ready, that writer performs its write as soon as possible , if a writer waiting to access the object, no new readers may start reading.
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The priorities of processes in the __________ group remain fixed.
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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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Taking the CPU from one process and giving the CPU to another process is termed as
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Which part of the computer system helps in managing the file and memory management system?
45 / 50
Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
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Binary semaphores are those that have only two values---------
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The critical section problem can be solved by the following except
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DOS is single user operating system.
49 / 50
_________buffer places no practical limit on the size of the buffer
50 / 50
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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