CS604-Midterm
1 / 50
__________ directory includes essential system boot files including the kernel image.
2 / 50
Bounded Buffer is a buffer of ____________ size
3 / 50
Which of the following is correct definition for wait operation?
4 / 50
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.
5 / 50
Command-line interpreter is also called __________ in some operating systems.
6 / 50
Taking the CPU from one process and giving the CPU to another process is termed as
7 / 50
In Layered Approach of OS, the Layer highest Layer is User Interface layer.
8 / 50
A Process that has finished working, as well as its parent process has also finished its execution. In this state the process A will be called as _________ process.
9 / 50
The number of processes completed per unit time is called ___________.
10 / 50
Which register holds the smallest legal physical memory address for a process?
11 / 50
A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
12 / 50
__________ displays information about the top processes.
13 / 50
Files that start with a -------- in UNIX/Linux directory structure are known as hidden files .
14 / 50
__________ commands in Linux is used to copy file
15 / 50
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.
16 / 50
The Home Directory for superuser in Linux and Unix is
17 / 50
-------- command gives a snapshot of the current processes.
18 / 50
The -----------scheme is not applicable to a resource allocation system with multiple instances of each resource type.
19 / 50
_________________ scheduling allows a process to move between queues.
20 / 50
The process of switching from one process to another is called ---------------.
21 / 50
What do we name to an address that is loaded into the memory-address register of the memory?
22 / 50
Hardware provide basic computing resource.
23 / 50
You can display all of the signals supported by your system, along with their numbers, by using the -----------command
24 / 50
If your processor does not have two slots empty in Per Process File Descriptor Table, then your _________ system call will fail.
25 / 50
A semaphore that cause Busy-Waiting is termed as ___________.
26 / 50
DOS is single user operating system.
27 / 50
An operating system is a control program that manages the execution of user programs to prevent errors and improper use of a computer.
28 / 50
__________ integer shows the highest priority of a process in CPU scheduling
29 / 50
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________.
30 / 50
Starvation is infinite blocking caused due to unavailability of resources.
31 / 50
_________buffer places no practical limit on the size of the buffer
32 / 50
Preemptive ----------------scheduling is sometimes called shortestremaining-time-first scheduling.
33 / 50
n-process critical section problem can be solved by using
34 / 50
We can install and run multiple OS by using VMWare.
35 / 50
User Goal of OS is that It easy to use, reliable, safe and fast.
36 / 50
If the fork system call fails, it returns
37 / 50
Linux is a version of _______ operating system.
38 / 50
Operating System is the Manager of Hardware Resources.
39 / 50
Each process must first request permission to enter its critical section. The section of code implementing this request is called the _____
40 / 50
Progress and Bounded Waiting are some of the characteristics to solve the critical section problems.
41 / 50
/usr/X11R6 is used by the X Window System.
42 / 50
The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner
43 / 50
Which part of the computer system helps in managing the file and memory management system?
44 / 50
Shared libraries and kernel modules are stored in directory
45 / 50
The scheduling of ______ are done by the operating system.
46 / 50
IPC provides a mechanism to allow processes to communicate and to synchronize their actions without sharing the same__________
47 / 50
The Purpose of Operating System is to generate Executable Programs and to _______ them.
48 / 50
A major problem with priority scheduling algorithms is ______.
49 / 50
A_____ is an abstract key for accessing a file.
50 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
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