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14.explain how the network prefix and subnet mask work together to...
We can understand it using the following example:
Think of the subnet like a group of friends with phone numbers from 10.23.2.1 to 10.23.2.254. Now, the subnet mask is like a rule telling us which part of the number we should pay attention to. If w…
by
mohdmohsinkhanee
January 26
014.01.18.The Internet Layer
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8.How can you check the current DNS settings on a Linux system
014.01.40.8. How can you check the current DNS settings on a Linux system, and what information can be obtained using the resolvectl status command?
by
pravjot
January 22
014.01.40.Resolving Hostnames
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Inserting a node in tree
Hey! Your code has an issue in the line: tree = (Node**)realloc(tree, sizeof(Node*) * (2 * i + 1)); Since, for i=1, once indexes of the 1-D array (for index no 2 and 3) are filled and control goes into the else part, you are doing (2 * i + 1) = 3. T…
by
mohdmohsinkhanee
December 2023
Query
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What is the difference between semaphore and mutex?
Difference between semaphore and mutex.
Mutex ensures that only one thread can access the shared resource at a time. It provides exclusive ownership and is typically used for protecting critical sections of the code.
Semaphore can control access t…
by
mohdmohsinkhanee
November 2023
Query
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Multiple Data Compression and Encryption using Iterative Technique, 120
RCS file: main.c,vWorking file: main.chead: 1.2branch:locks: strict uvais: 1.2access list:symbolic names:keyword substitution: kvtotal revisions: 2; selected revisions: 2description:This is the main source file for the projectmultiple dat…
by
mohammaduvais143
September 2023
001 C Programming, Data Structures
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Character device driver completed till OPEN(scull_open)
4: Create Device Node
5: Build Application
6: Test Driver with Application
7: Remove Character Driver
0: Exit Script
Please Enter Your choice:
7
rmmod: ERROR: Module mycdd is in use
__MAIN MENU__
1: Build Character Driver
2: Insert Charac…
by
gaurav133232
September 2023
005 Character Device Drivers Development
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insmod ./modules/mycdd.ko nod=10 insmod: ERROR: could not load module ./modules/mycdd.ko: No such fi
Check the name of the file you have created and it will resolve the issue, or check the directory you are in.
by
gaurav133232
August 2023
Query
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Not getting desired output
Check your make file. your elf is not getting updated. as per your output the executable generated at the end of compilation is not aligning with the changes that you have to your code.The failure reason is lying under your make file.
by
ankitanandsinghtomar
January 2023
Pravjot Sir Classes
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realloc prompting incompatible type
ERROR: ON TERMINAL While executing testScript
___SCRIPT MENU___
1: Clean
2: Check In
3: Check Out for Build
4: Build Application
5: Run Application
6: Check Out for Development
7: Creat Log
8: Exit
Please enter choice:
5main: Begin
ini…
by
nirmalpg124
January 2023
Pravjot Sir Classes
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RCS checkin, checkout & checkout -l
Guys,
for using RCS
The integrity lies in the sequence of execution of these 3 steps1. ci filename (checkin filename)2. co filename (checkout filename)
3. co -l filename (checkout filename with lock)
Normally when we create a filename.cit is in …
by
nirmalpg124
January 2023
Pravjot Sir Classes
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Kernel Compilation Issues
HDRINST usr/include/asm/resource.h
HDRINST usr/include/asm/socket.h
HDRINST usr/include/asm/sockios.h
HDRINST usr/include/asm/termbits.h
HDRINST usr/include/asm/termios.h
HDRINST usr/include/asm/types.h
DESCEND objtool
:1:10: fata…
by
pardeep.saini
October 2022
000 Linux System Administration
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Interview Questions: Project 05
when i use RCS then my checkIn and checkOut doesnot work its give these type of error enter your choice:1./testscprit: line 93: ci: command not found./testscprit: line 93: ci: command not found./testscprit: line 93: ci: command not found./testscpr…
by
rakeshsingh59432
June 2022
005 Character Device Drivers Development
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Kernel Compilation Issues
[root@localhost linux-5.16.8]# make CALL scripts/checksyscalls.sh CALL scripts/atomic/check-atomics.sh CHK include/generated/compile.h
by
rakeshsingh59432
May 2022
000 Linux System Administration
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Kernel Compilation Issues
[root@localhost linux-5.16.8]# dnf install dwarves
Last metadata expiration check: 0:21:41 ago on Friday 06 May 2022 10:45:19 PM.
Package dwarves-1.21-1.fc33.x86_64 is already installed.
Dependencies resolved.
Nothing to do.
Complete!
[root@lo…
by
sharavanraj209
May 2022
000 Linux System Administration
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Kernel Compilation Issues
make: *** [Makefile:1846: usr] Error 2[root@localhost linux-5.16.8]# make CALL scripts/checksyscalls.sh CALL scripts/atomic/check-atomics.sh CHK include/generated/compile.h GEN usr/initramfs_data.cpio usr/gen_initramfs.sh: Cannot …
by
uttkarsh.uv
May 2022
000 Linux System Administration
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Kernel Compilation Issues
:1:10: fatal error: libelf.h: No such file or directory
compilation terminated.
HOSTCC /usr/src/kernels/linux-5.16.8/tools/objtool/fixdep.o
HOSTLD /usr/src/kernels/linux-5.16.8/tools/objtool/fixdep-in.o
LINK /usr/src/kernels/linux-5.1…
by
sharavanraj209
May 2022
000 Linux System Administration
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02.03.Character Device Registration Initialization
Hi Guys Got into a strange issue : Not sure why this has happened, Please let me know if you have any insights on this issue.
Issue is simple I have a simple driver i am allocating memory using simple alloc_chrdev_region and unregistering it at th…
by
lksharma906
November 2021
005 Character Device Drivers Development
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i am not able to use jamboard in chrome .(Cannot display Jam. Please enable WebGL.)
Plzzz check the setting in Google chrome and flash player on or off (check)
by
ashishphour6
September 2021
Pravjot Sir Classes
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06-07-08-Process-Management-Replacement
@gupta1996riya
your code have no mistake . most probably you have given wrong name of executable file in the path, Please check the name of executable file ,it might be 08.execprog instead of 08.exceprog ...
by
jyotipandey9813
July 2021
003 Linux System Programming
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Introduction to C programming
The pre processor converts .c file into .i file. The pre processor works before compiling the program and check program. The preprocessor brings .c file and header file in the .i file and then it goes for the compilataion. It starts to that line wh…
by
mauryavikas219
July 2021
001 C Programming, Data Structures
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