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Q. Explain about disk caching scheme?
The disk caching scheme can be used to speed up performance of disk drive system. A set (cache) of buffers is assigned to hold some disk blocks that have been recently accessed. In effect the cached blocks are in memory copies of disk blocks. If data in a cache buffer memory is modified only local copy is updated at that time. Therefore processing of data occurs using cached data avoiding need to frequently access disk itself.
Consider the ReadRear Java method (a) Illustrate pictures that explain the data structure every time a checkpoint is reached for the problems of sizes one, two, three and four s
Q. Explain SR Latch using NOR gates? Let's inspect the latch more closely. i. Suppose initially 1 is applied to S leaving R to 0 at this instance. The instant S=1 output o
What is data mining? Data Mining: It is an analytic process designed to explore data and after that to validate the findings through applying the detected patterns to lat
Define the concept of Inheritance Inheritance is property of reusing the code within the object oriented development. While modelling, we look at the all the classes, and try
Q. What do you mean by Linker? For modularity of your programs it is better to break your program in numerous sub routines. It's even better to put common routine such as read
Poor Technology or System Requirements Definition - Information System Previously we looked at product design and specifically the importance of requirements capture as part o
Q. Measure of speed in Page or line Printer? Measure of speed relies on whether the printer is a Page Printer or Line. Printer: Let's understand these: Line Printer:
Explain the life cycle of a process Each procedure has a life cycle, which consists of execution, creation and termination phases of the procedure. A method may create severa
Define the Emphasis on Object Structure Emphasis on Object Structure, not on Operation Implementation In object orientation the importance is on specifying the qualities
Words having 8-bits are to be stored into computer memory. The number of lines required for writing into memory are ? Ans. 8-bit words needed 8 bit data lines.
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