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Q. Explain Disk Cartridges ?
Disk Cartridges: Removable disk cartridges are an option to hard disk units as a form of secondary storage. Cartridge generally comprises one or two platters covered in a hard plastic case which is inserted in the disk drive much like a music tape cassette. Capacity of these cartridges varies from 5MB to more than 60MB to some extent lower than hard disk units however still considerably superior to diskettes. They are handy since they give microcomputer users access to amounts of data limited only by number of cartridges used.
In a two stage network there are 512 inlets and outlets, r=s=24. If the probability that a given inlet is active is 0.8, calculate: Switching capacity Given: N =M =512, α
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 th
What do you mean by complexity of an algorithm? The term complexity is used to define the performance of an algorithm. Typically performance is calculated in terms of time or s
Explain the Structure of a C Program? Each C program consists of one or more functions one of the which must be main(). A function name is forever followed by a pair of parenth
Why is XML superior to other forms of data exchange? The XML gives universal data format for integrated electronic business solutions. Other database systems and Relational dat
Q. Block Format and Disk Layout on CD-ROM? A typical block format is displayed in Figure (a). It comprises the subsequent fields: Sync: Sync field identifies beginning o
What are the use of job queues, ready queues and device queues? As a process enters a system they are put in to a job queue. These queues having of all jobs in the system. The
Q. Explain Programmer Visible Registers? These registers can be accessed employing machine language. In general we encounter four kinds of programmer visible registers.
Q. Analysts in Computer Operations? Computer Operations: All of the shared computers comprising mainframes, minicomputers and other computers are put to operation and same is c
What are condition code flags? The processor keeps track of information about the results of several operations for use by subsequent conditional branch instructions. This is a
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