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How semaphores implement mutual exclusion?
Mutual-exclusion implementation along with semaphores:
Assume that there are n-processes and they share a semaphore, mutex (standing for mutual exclusion), initialized to 1. All processes Pi is organized as illustrated below:
do{
wait(mutex);
critical section
signal(mutex);
remainder section }while(1);
Q. Illustrate the FTP commands? FTP includes many commands however only few are used to retrieve a file. A user is required to understand the three basic commands to connect to
It is not essential to maintain the Parent-Child relationship among the tables in Logical Database Structure. False. One has to handle the Parent-Child relationship.
A network address prefixed by 1000 is? A network address prefixed through 1000 is Class B address.
Incidence Matrix: - This is the incidence matrix for an undirected group. For directed graphs, the vertex from where an edge is originating will have +1 and the vertex where the ed
start 100 A Ds 3
Factory methods that will be used to make objects just like in a static way.
The number 140 in octal is equivalent to decimal number ? Ans. (140) 8 = (96) 10 As 1 x 8 2 + 4 x 8 + 0x 1 = 64 + 32 = 96
This is a huge collection of computational algorithms ranging from elementary functions like sum, sine, cosine, and difficult arithmetic, to more sophisticated functions like matri
Bit Serial Associative Processor (BSAP) : When the associative processor accepts bit serial memory organization then it is known as bit serial associative processor. While only one
Why IO devices cannot be directly be connected to the system bus? The IO devices cannot be directly linked to the system bus because i. The data transfer rate of IO device
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