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What is DoS?
A do, or Denial-of-Service attack, is an attempt to stop users from being able to access the internet or any other network services. Such attacks might be come in different forms and are completed by a group of perpetuators. One common process of doing this is to overload the system server so it cannot anymore process legitimate traffic and will be forced to reset.
Q. Error Detection-Redundancy? In its place of repeating the entire data stream a shorter group of bits may be appended to the end of each unit. Called as -redundancy?
Describe in details about all networks ?
A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the
User Server Interaction Cookies of the world wide web was originally designed as a stateess entity. A client sends a request and the server responds. Their relationship
What is a TP Monitor? There is no commonly accepted explanation for a TP monitor. According to Jeri Edwards' a TP Monitor is "an OS for transaction processing".
Define about the term - hackers Every time technology updates itself, new techniques evolve. At the same time thieves or intruders (in the information technology line, they are
SSK Software Corporation has opened an office in Toledo, Ohio. The office will have a wireless Wi-Fi (WLAN), and a Corporate wired Ethernet LAN. Workstation requirements are as
Question: (a) The IEEE 802 series of standards describe both the Physical and Data Link layers of their respective technologies. Two important standards are 802.3 and 802.5, r
802.11 FHSS Frequency-hopping spread spectrum in a 2.4 GHz band Carrier sends on one frequency for short duration then hops to another frequency for same duration, hops agai
ATM designers select cells over packets because of the following facts: Cells are fixed length and memory management for them is easy. Handling variable length packets tends
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