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What else can I help you with?
Select the one that best describes the contents of a typical network frame?
senders MAC address, recipients MAC address, data, CRC RECIPIENTS MAC ADDRESS, SENDERS MAC ADDRESS, DATA,CRC RECIPIENTS IP ADDRESS, SENDERS IP ADDRESS, DATA, CRC RECIPIENTS EMAIL ADDRESS, SENDERS EMAIL ADDRESS,DATA,CRC
What are cyclic redundancy check used for?
Cyclic redundancy check (CRC) is a type of error-detecting code used to ensure the integrity of data during transmission. It involves adding a CRC value to the data, which is then checked on the receiving end to detect any errors or corruption. CRC is commonly used in network protocols, data storage systems, and communication channels to detect and correct data transmission errors.
What is crc does not match?
CRC stands for 'cyclic reundancy check' its a common technique for declecting data trasmission errors.
What is CRC?
A Cyclic Redundancy Check is done as a first attempt to prevent corrupted data.
Can you change a file's CRC?
Yes, you can change a file's CRC (Cyclic Redundancy Check) by modifying the file's contents. The CRC is a checksum that is calculated based on the file's data, so any alteration to the file, such as adding or removing bytes, will result in a different CRC value. However, it's important to note that intentionally altering a file's CRC to deceive or manipulate data integrity is unethical and often illegal.
What are the Advantages and disadvantages of cyclic redundancy check?
Advantages: CRC is simple to implement in binary hardware, Mathematical analysis of CRC is very simple, and it is good at detecting common errors caused by noise in transmission. Disadvantages: CRC is not suitable for protecting against intentional alteration of data, and overflow of data is possible in CRC.
Error detection at data link layer is achieved by?
Error detection at data link level is achieved by using a Frame Check Sequence (FCS) method like Parity, Checksum Calculation or Cyclic Redundancy Check (CRC).
Which OSI layer the CRC computation is performed?
The Data Link Layer
Whai is the difference between CRC and hamming code?
In CRC, the redundant bits are derived from binary division to the data unit. While in hamming code, the redundant bits are a function of length of the data bits.
What are the advantages of CRC error detection method?
The primary benefit of CRC is that it can detect more types of data errors than the other two methods.
Data link protocols almost always put the CRC in a trailer rather than in a header Why?
Oh, dude, it's like putting the cherry on top of a sundae, you know? The CRC in the trailer is like the dessert at the end of a meal - it's there to make sure everything that came before it is legit. Plus, if you put it in the header, it's like trying to eat your dessert before your main course - just doesn't make sense, man. So, they stick it in the trailer to keep things in order and make sure all the data is good to go.
Why is the crc important?
A CRC is used to check for integrity of some information, for example, a data packet. The CRC is calculated, according to some formula, from the remaining bytes in the packet, before sending the packet. The receiving end recalculates the CRC; if any of the bytes have become corrupted (say, through electrical noise during the transmission), the CRC will no longer match, and the receiver knows that the packet has been damaged.
