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What is computer virus?
A computer virus is a computer program that is designed to spread itself between computers. Computer virus are inactive when standing alone as piece of code, but when placed suitably in a host computer, therefore infecting it and they can become activated and transmit copies of themselves to other accessible machines. Lots of media can transmit viruses, containing internet and transferable disks.
Accessibility testing for web sites is a service that can give much more than the standard point-by-point testing methods of most automated services.
Name some popular storage devices In contrasts with storage, which 1) retains data and programs irrespective of whether they are currently in use or not, (2) retains data
Q. Explain Processing of an Interrupt? The interrupt is processed as: Step 1: Number field in INT instruction is multiplied by 4 to get its entry in interrupt vector table.
Q. Explain about DMA and Interrupt Breakpoints? DMA interface transfers complete block of data one word at a time directly to or from memory without going through processor. Wh
How can common bus system be constructed A common bus system could be constructed using multiplexers. These multiplexers select source register whose binary information is then
Explain the term- Intranets Various companies use intranets as well as the internet. Simple definition is "An intranet is a computer network which is based on internet technolo
What is Fork Clk gets its value after 1 time unit, reset after 10 time units, enable after 5 time units, data after 3 time units. All the statements are executed in parallel.
What is the use of urgent pointer in TCP segment? For accommodation out of band signaling, TCP permits the sender to identify data as urgent, implies that the receiving program
Q. What do you understand by Scan Codes? A scan code is a code produced by a microprocessor in keyboard when a key is pressed and is unique to key struck. When this code is rec
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