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What is an operating system?
An operating system is system software which provides interface between hardware and user. The operating system gives the means for the proper utilization of resources (CPU, memory, input/output devices and data and so on) during the operation of the computer system.
An operating system gives an environment within that other programs can do helpful work.
Speedup First, we take the speedup factor which is we see how much speed up performance we achieve by pipelining. First we take ideal case for measuring the speedup. Let n b
Nonvolatile Read Write Memory, also kown as Flash memory. It is also called as shadow RAM.
Massively Parallel System Indicates to a "parallel computer system" involving a huge number of processors. The numbers in a huge number of processors keeps increasing and curre
Number systems Consider a decimal number: 7654.32 Short hand for: 7 * 103 + 6*102 + 5* 101 + 4*100 + 3*10 -1 + 2*10 -2 Likewise
Accessing the Operands: operands are usually place in one of two places: -registers (32 int, 32 fp) -memory (232locations) registers are -simple to spe
The FontMetrics class is used to describe implementation-specific properties, like ascent and descent, of a Font object.
External storage systems A number of different types of external memory devices are available now. Some of these are considered below (hard drives haven't been mentioned as th
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
Define restoring method? The hardware method just explained is called the restoring method. The reason for this name is that the partial reminder is restored by adding the divi
Q. Signaling PVM process? int pvm_sendsig( int tid, int signum ) Transmits a signal to other PVM process. tid is task identifier of PVM process to receive signal.
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