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The process of switching from one process to another is called ---------------. ► Context switching (page 31)

► scheduling

► quantum period

► latency

_________ directory includes essential system boot files including the kernel image.

► /bin

► /boot (page 23)

► /dev

► /etc

The manual pages can be read in Linux using ____ command.

► man (Page 24)

► wan

► desc  

► help

You can display the contents (names of files and directories) of a directory in UNIX/Linux directory structure with the --------------- command.

►ll

► s

► ls (Page 25)

► none of the given options

A time sharing system is

► Multi tasking

► Interactive

► Multi user

► All of these (Page 6)

 

The main characteristic of a Real time system is

► Efficiency

► Large Virtual Memory

► Large secondary storage device

► Usability

 

_____scheduler selects the process from the job pool and put them in main memory.

► Long term (Page 33)

► Short term

► Medium term

► Swapper

_______ is also called Swapper.

► Swap space

► Medium term scheduler (Page 34)

► Short term scheduler

► Long term scheduler

 

Command-line interpreter is also called __________ in some operating systems.

►Kernel

►Shell (Page 13)

►Signal

You can use the mv file1 file2 command to move ______________

►file1 to file2. (Page 27)

►file 2 to file 1

►this command will not work for moving files

►None of the option is correct.

►Both option a and b are correct

Taking the CPU from one process and giving the CPU to another process is termed as
►Context Switching (page 31)

►Dispatching

►Swapping

►Tracking

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.
►Child

►Thread

►Zombie

►Fork



cs 604

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Question # 1 of 15 ( Start time: 05:44:15 PM ) Total Marks: 1
In Linux directory structure, there is ___________ root directory.
Select correct option:
1 (Page no. 22)
2
3
4
Question # 2 of 15 ( Start time: 05:44:39 PM ) Total Marks: 1
_______ scheduler takes the process from the ready queue and assign the CPU with the help of Dispatcher.
Select correct option:
Long term
Short term (Page No. 33)
Medium term
Swapper
Question # 3 of 15 ( Start time: 05:44:51 PM ) Total Marks: 1
The basic purpose of ________________is to help the users to utilize the hardware resources for completing
different tasks in a simplified manner.
Select correct option:
Operating system
Application software
All Software
All of the given
Question # 4 of 15 ( Start time: 05:45:57 PM ) Total Marks: 1
__________ directory includes essential system boot files including the kernel image.
Select correct option:
/bin
/boot(Page No. 23)
/dev
/etc
Question # 5 of 15 ( Start time: 05:46:05 PM ) Total Marks: 1
The major advantage of multi-programming system is
Select correct option


More than one jobs can be processed at a given time
CPU utilization can be increases (Page No. 205)
Jobs can be completed quickly
All of the options are correct
Question # 6 of 15 ( Start time: 05:46:30 PM ) Total Marks: 1
______________ is used to request the OS by the process to take an I/O or initiating child process.
Select correct option:
System call (Page No. 36)
Interrupt
Trap
Signal
Question # 7 of 15 ( Start time: 05:47:08 PM ) Total Marks: 1
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.
Select correct option:
Child
Thread
Zombie (Page No. 39)
Fork
Question # 8 of 15 ( Start time: 05:47:23 PM ) Total Marks: 1
You can use the mv file1 file2 command to move ______________
Select correct option:
file1 to file2. (Page No. 27)
file 2 to file 1
this command will not work for moving files
None of the option is correct.
Question # 9 of 15 ( Start time: 05:47:40 PM ) Total Marks: 1
__________ scheduler selects the process from the job pool and put them in main memory.
Select correct option:
Long term (Page No. 33)
Short term
Medium term



Swapper
Question # 10 of 15 ( Start time: 05:47:56 PM ) Total Marks: 1
A program in execution is called a _______________.
Select correct option:
Command
Process (Page No. 12)
Software
Compiler
Question # 11 of 15 ( Start time: 05:48:11 PM ) Total Marks: 1
which is not basic computing hardware?
Select correct option:
CPU
Memory
Compact Disc (Page No. 1)
I/O Devices
Question # 12 of 15 ( Start time: 05:48:49 PM ) Total Marks: 1
OS helps manages the following except
Select correct option:
Application software
Memory
Virtual memory
Bus speed of the system
Question # 13 of 15 ( Start time: 05:49:07 PM ) Total Marks: 1
In system call that creates a pipe for IPC. If one of the operation from read/write would fail then what will be
returned as result?
Select correct option:
-1,+1
-1
1
0


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