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Keystroke logger and Data-stealing:
Keystroke loggers: This is a program, once installed on the system, which intercepts the keys when entering the password or the Credit Card number while shopping online. This can be used for Credit Card fraud.
Data-stealing: This is a web threat that results in stealing of personal and proprietary information to be used for commercial gains either directly or via underground distribution. Some popular examples of recent data-stealing cases are - steal and sell large number of credit card numbers from businesses such as TJX, OfficeMax, Sports Authority etc.
Suppose you are designing a database for an art museum that owns a large volume of works of art. Each work of art is described by a unique item code, a title, a type, and a size. T
File Sharing Architecture: The development of microprocessor, PC and LAN transformed dumb terminals into -smart? clients. This brought a complete change in the computing env
what is operating system
QUESTION (a) For each of the following systems, determine whether the system is (1) stable, (2) causal, (3) linear, (4) time invariant, (5) passive (i) Y[n] = x[-n] (ii)
Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.
SYSTEMS SOFTWARE Systems Software generally is the software which control the computers and other peripherals. Ex: MS DOS, Windows 95, Unix, NetWare and Windows NT et
How Much Insurance? Many financial experts advise that property owners should insure their homes or buildings for at least 80 percent of the amount it would cost to replace the st
• Multilevel feedback queue-scheduling algorithm enables a process to move among queues. It uses a number of ready queues and acquaintances a dissimilar priority with every queue.
A string S is said to be "Super ASCII", if it contains the character frequency equal to their ascii values. String will contain only lower case alphabets (''''''''a''''''''-'''''''
Input/Output Services: Every operating system, large or small, provides input/output services for each device in the system. The operating system includes I/O device driver
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