How to Use Ubuntu Server Disk Top

 Ubuntu Server CLI Basics

Ubuntu Server CLI Basics


Ubuntu Server does not have a graphical user interface (GUI) by default, which means there is no disk top or file explorer like the one you might be familiar with on a desktop version of Ubuntu. However, you can still manage your files and directories through the command line interface (CLI) using various tools and commands.

Here are some basic commands to get you started:

To navigate to a directory, use the "cd" command followed by the path of the directory. For example, to go to the "/var/log" directory, type:

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cd /var/log 

To list the contents of the current directory, use the "ls" command. For example, to list the files and directories in the current directory, type:

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ls 

To create a new directory, use the "mkdir" command followed by the name of the new directory. For example, to create a new directory called "myfolder", type:

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mkdir myfolder 

To copy a file or directory, use the "cp" command followed by the source and destination paths. For example, to copy a file called "myfile.txt" from the current directory to a directory called "myfolder", type:

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cp myfile.txt myfolder/ 

To move a file or directory, use the "mv" command followed by the source and destination paths. For example, to move a file called "myfile.txt" from the current directory to a directory called "myfolder", type:

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mv myfile.txt myfolder

To delete a file or directory, use the "rm" command followed by the name of the file or directory. For example, to delete a file called "myfile.txt", type:

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rm myfile.txt 

Note that these are just a few of the basic commands you can use in the Ubuntu Server CLI. There are many more commands and tools available for managing files and directories, so I recommend doing some research and exploring the Ubuntu Server documentation to learn more.

UPI Fraud Prevention Tips

 Protect your UPI PINyour gateway to your bank account. 

UPI Fraud Prevention Tips


As UPI (Unified Payment Interface) becomes more prevalent in India, the number of UPI frauds is also increasing. UPI is a digital payment system that allows you to transfer money instantly to other bank accounts using your mobile phone. However, if you don't take the necessary precautions, you may become a victim of UPI frauds.

In this article, we will discuss how to secure your account from UPI frauds. We will cover essential measures you can take to protect your UPI transactions from hackers and scammers.

Protect your UPI PIN Your UPI PIN is your gateway to your bank account. Never share your UPI PIN with anyone, not even your close ones. Also, avoid using common or easily guessable UPI PINs like 123456, 111111, etc. Use a unique and complex UPI PIN that is difficult to guess.

Use UPI-enabled apps from trusted sources Always download UPI-enabled apps from official sources like Google Play Store or Apple App Store. These platforms verify the app's authenticity and ensure that they are free from malware and viruses.

Verify payee details Before sending money to someone, make sure that you have entered the correct payee details like mobile number, UPI ID, and bank account number. Verify the payee details at least twice before confirming the transaction.

Enable UPI transaction alerts Most UPI-enabled apps provide transaction alerts via SMS or push notifications. Enable these alerts to receive real-time notifications of your UPI transactions. This way, you can quickly identify any unauthorized transactions and take immediate action.

Set transaction limits Set transaction limits for your UPI transactions. This way, even if a hacker gains access to your UPI PIN, they will not be able to transfer a large amount of money from your account.

Secure your mobile phone Your mobile phone is the primary device for UPI transactions. Therefore, secure your mobile phone with a strong password or biometric authentication like fingerprint or face recognition. Also, avoid installing apps from untrusted sources or unknown developers.

Avoid using public Wi-Fi for UPI transactions Public Wi-Fi networks are not secure, and hackers can easily intercept data transmitted through them. Avoid using public Wi-Fi networks for UPI transactions, and instead, use a secure and trusted Wi-Fi network or mobile data.

Keep your UPI app updated Always keep your UPI-enabled app updated to the latest version. App updates contain security patches and bug fixes that protect your app from potential vulnerabilities and threats.

Enable two-factor authentication Two-factor authentication (2FA) adds an extra layer of security to your UPI transactions. When you enable 2FA, you need to enter a One Time Password (OTP) sent to your registered mobile number to confirm the transaction.

Avoid phishing scams Phishing scams are one of the most common ways hackers steal UPI credentials. Phishing scams involve sending fraudulent messages or emails that appear to be from a legitimate source, such as your bank or UPI-enabled app. These messages often contain links that redirect you to a fake website, where you enter your UPI credentials. To avoid phishing scams, never click on links from untrusted sources, and always verify the authenticity of messages and emails.

In conclusion, UPI frauds can cause significant financial loss and affect your financial stability. Therefore, it is crucial to take the necessary precautions to secure your UPI transactions. By following the tips mentioned above, you can protect yourself from UPI frauds and enjoy the benefits of digital payments without any worries.

Nano SIM Upyog Aur Vishleshn

 Nano SIM Upyog Aur Vishleshn?

Nano SIM Upyog Aur Vishleshn?


Nano SIM kya hai? Iski upyogita kya hai? Agar aapne kabhi naye phone ki khareedari ki hai, to aapne shayad Nano SIM card ke baare mein suna hoga. Lekin shayad aapko yeh nahi pata ki ye bade SIM cards ke mukable kafi chote hote hai aur ye aajkal bahut hi prachalit hote ja rahe hai. Is article mein hum Nano SIM ke baare mein sab kuch jaanege ki ye kya hai aur kaise iska upyog karna hai.

Sabse pehle, aaiye dekhte hai ki Nano SIM card kya hai. Nano SIM ek chhota SIM card hota hai jisko aap apne phone mein insert karke apne phone ko activate kar sakte hai. Jaisa ki pata chalta hai, SIM card ek aisa device hota hai jo aapke phone ko mobile network se connect karne mein help karta hai. Nano SIM card, Mini SIM card aur Micro SIM card ke mukable bahut hi chote hote hai aur yeh aajkal bahut hi prachalit hote ja rahe hai.

Ab baat karte hai Nano SIM card ki upyogita ke baare mein. Agar aap naye phone ki khareedari kar rahe hai, toh aapko apne phone mein SIM card insert karna padega, jisse aap mobile network se connect ho sake. Aajkal bahut se phones mein Nano SIM card slot hota hai, isliye aapko apne phone ke SIM card slot ke liye Nano SIM card ki jarurat padegi.

Iske alawa, agar aap kisi dusre desh mein jaa rahe hai aur apna phone le jaana chahte hai, to aapko apne phone ke liye dusre desh ke mobile network ke SIM card ki jarurat pad sakti hai. Agar aapka phone Nano SIM card support karta hai, to aap dusre desh ke mobile network se connect hone ke liye Nano SIM card ka upyog kar sakte hai.

Nano SIM card ka upyog karne ke liye aapko sabse pehle ek Nano SIM card khareedna hoga. Iske liye aap apne local mobile network service provider ke paas ja sakte hai aur unse Nano SIM card ki maang kar sakte hai. Aap online bhi Nano SIM card khareed sakte hai aur ise ghar par hi receive kar sakte hai.

Nano SIM card ko activate karne ke liye aapko apne mobile network service provider ke paas jana hoga. Iske baad, aapko apne phone mein SIM card slot ke liye Nano SIM card ko insert karna hoga. Agar aapko nahi pata ki aapke phone mein Nano SIM card slot kahan hai, to aap apne phone ke user manual ko refer kar sakte hai.

Jab aap Nano SIM card ko insert kar denge, to aapko apne phone ko restart karne ki jarurat padegi. Iske baad, aapka phone mobile network se connect ho jayega aur aap mobile internet aur calls ka upyog kar sakte hai.

Toh yeh thi Nano SIM card ki jaankari aur iska upyog karne ka tarika. Umeed hai ki ab aapko Nano SIM card ke baare mein



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