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Define cache memory?
A special very high speed memory known as a cache is sometimes used to increase the speed of processing by making current programs and data available to the cpu at a rapid rate. The cache memory is employed in computer systems to compensate for the speed differential among main memory access time and processor logic.
For this assignment, fill out the following class: class person { private: string firstName; string lastName; int weight; public: . . . }; You should provide cons
Unencoded micro-instructions One bit is required for each control signal; so number of bits needed in a micro-instruction is high. It represents a detailed hardware vi
Q. Mention different classes of computer networks (on the basis of scale) and distinguish one from the other. Ans: Local Area Network (LAN) Metropolitan Area Netw
Explain Public Switched Telephone Network. PSTN (Public Switched Telephone Network): This is Public Switched Telephone Network (PSTN), which accommodates two types of subscri
Q. Define Parameters used in Program Annotation? Parameters: A parameter refines and extends the meaning that assembler attributes to keyword in a statement. Number of param
How many address bits are required to represent 4K memory ? Ans. 12 address bits are required for representing 4K memory, as 4K = 2 2 x 2 10 = 2 12 Therefore 1K = 1024
Explain LRU Page replacement algorithm. LRU policy: It expands to least recently use. This policy proposes that we remove a page that last usage is farthest from present time
Determine the salient features of a parallel programmable interface, 8255. 24 I/O lines in 3 8-bit port groups - A, B, C A, B can be 8-bit input or output ports C
Examples of declarations of external variables that are not definitions: extern char stack[10]; extern int stkptr; These declarations tell the compiler that the variab
Summarize the distinction between an external variable definition and an external variable declaration. When we have ''declared'' a variable, we have meant that we have told th
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