CS604-Midterm
1 / 50
First _______ entries in Per Process File Descriptor Table are used as soon as the process is created.
2 / 50
We can install and run multiple OS by using VMWare.
3 / 50
Cache is non-volatile memory.
4 / 50
Batch programs are usually _________ programs.
5 / 50
The scheduling of ______ are done by the operating system.
6 / 50
Starvation is infinite blocking caused due to unavailability of resources.
7 / 50
Command-line interpreter is also called __________ in some operating systems.
8 / 50
You can terminate a foreground process by pressing --------------
9 / 50
The creating process is called a--------------- process while the new processes are called the -------------- of that process
10 / 50
Managing Secondary Storage Involves all of the Following except
11 / 50
The number of processes completed per unit time is called ___________.
12 / 50
rm and [r]mkdir commands are used to _____________ directory.
13 / 50
The bottom layer in the layered approach of Operating System is-----------
14 / 50
First-Come, First-Served (FCFS) is a --------------scheduling algorithm.
15 / 50
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.
16 / 50
__________ displays information about the top processes.
17 / 50
The returned code to the child process after successful fork system call execution is
18 / 50
In indirect inter process communication, a sender ________ mention the name of the recipient.
19 / 50
A system call________
20 / 50
Mach, MacOS X Server, QNX, OS/2 and Windows NT are examples of OS Based on ______.
21 / 50
Linux uses ___________ directory to store system configuration files.
22 / 50
/opt is used for storage of large applications.
23 / 50
Each page is a power of -------- bytes long in paging scheme.
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A_______ is an integer variable that, apart from initialization is accessible only through two standard atomic operations: wait and signal.
25 / 50
Kernel is responsible for scheduling the user level threads.
26 / 50
The condition where a set of blocked processes each holding a resource and waiting to acquire a resource held by another process in the set, is termed as ________.
27 / 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.
28 / 50
In ________addressing, the recipient is not required to name the sender.
29 / 50
A_____ is an abstract key for accessing a file.
30 / 50
_________ command to resume the execution of a suspended job in the foreground
31 / 50
Current working directory can be accessed using --------- Command.
32 / 50
An absolute pathname starts with the root directory (/) and a relative pathname starts with your home directory.
33 / 50
User mode can run the Privileged instructions.
34 / 50
The basic purpose of ________________is to help the users to utilize the hardware resources for completing different tasks in a simplified manner
35 / 50
In Unix/ Linux, by default the standard output file is attached to the ___________
36 / 50
I/O instructions are Privileged Instructions.
37 / 50
_____________ determines How to do something.
38 / 50
A pathname is the list of directories separated by _________.
39 / 50
Bounded Buffer is a buffer of ____________ size
40 / 50
_____________ is the basis of queuing theory which is branch of mathematics used to analyze systems involving queues and servers.
41 / 50
________________ is an integer variable accessible through wait and signal which are atomic operations.
42 / 50
The critical section problem can be solved by the following except
43 / 50
Which register holds the smallest legal physical memory address for a process?
44 / 50
You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.
45 / 50
The execution of critical sections must NOT be mutually exclusive
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47 / 50
Operating system enables the user to use the Hardware Resources.
48 / 50
The Operating system is a layer of software between _________ and ___________.
49 / 50
Linux Treats Devices as Files.
50 / 50
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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