CS604-Midterm
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You can create a threads by using the pthread_create() call.
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A major problem with priority scheduling algorithms is ______.
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__________ directory includes essential system boot files including the kernel image.
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In ---------addressing; the recipient is not required to name the sender.
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Using _________system, we can create a new process in Linux.
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Database, Complier, Video games are examples of ________.
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Which of the following is NOT a Hardware Resource.
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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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A program in execution is called a _______________.
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n-process critical section problem can be solved by using
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The number of processes completed per unit time is called ___________.
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Preventing a condition of ________ to happen, deadlocks can be prevented to happen.
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command displays the contents of current working directory.
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The main characteristic of a Real time system is
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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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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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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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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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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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_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
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The execution of critical sections must NOT be mutually exclusive
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The priority of a process can be changed using ___________ command.
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_____ system call is used to write to a file or FIFO or any other IPC channel.
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OS helps manages the following except
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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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Shared libraries and kernel modules are stored in directory
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___________ algorithm is used in Deadlock avoidance.
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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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Command-line interpreter is also called __________ in some operating systems.
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In Unix/ Linux, by default the standard input file is attached to the ___________
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The address generated by the CPU, after any indexing or other addressing-mode arithmetic, is called a --------address, and the address it gets translated to by the MMU is called a ---------address.
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The priorities of processes in the __________ group remain fixed.
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Operating system enables the user to use the Hardware Resources.
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If a system is not in a safe state, there can be No deadlocks.
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In Layered Approach of OS, the Layer highest Layer is User Interface layer.
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copy file1 file2 is an example of ______ OS view.
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Cache is non-volatile memory.
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___________ is used in real time operating systems.
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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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_________________ scheduling allows a process to move between queues.
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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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Linux uses ___________ directory to store system configuration files.
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_________ command to resume the execution of a suspended job in the foreground
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Swapper is also termed as Short term scheduler.
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A solution to the critical section problem must satisfy the following requirements
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__________ integer shows the highest priority of a process in CPU scheduling
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A_____ is an abstract key for accessing a file.
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When process opens its first file explicitly it will get descriptor number ______
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A dashed line is used to represent a _________ in Resource Allocation Graph.
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