Layout managers are software components utilized in widget toolkits that have the cabability to lay out widgets by their relative positions without needing distance units. It is usually natural to define component layouts in this way rather than specify their location in pixels or typical distance units, so numerous popular widget toolkits consist of this [...]
Explain the difference between overloading & overriding?
Overloading takes place when more than one method in the same class share the same name. This could mainly happen when at least one of the following points is valid: 1.) The number of parameters differs for the methods 2.) The parameter types are different. Overloading Example: void calculate(float x){ } void calculate(double x){ } [...]
Waterfall Model – Explain it?
The waterfall model is actually a step by step design procedure, frequently employed in software development processes, in which progress is viewed as moving gradually downwards (just like a waterfall) through the levels of Conception, Initiation, Analysis, Design, Construction, Testing, Production/Implementation and Maintenance.
Spiral Model
The spiral model is actually a software development process incorporating features of both design and prototyping-in-stages, in order to unite benefits of top-down and bottom-up ideas. Also called the spiral lifecycle model or spiral development, it’s a systems development method (SDM) utilized in information technology (IT). The Spiral model brings together the characteristics of the prototyping model and the waterfall model. The spiral model is meant for big, pricey and sophisticated projects.
MBO Process – Management by Objectives
Management by objectives (MBO) is actually a organized and planned technique which enables management to concentrate on doable goals and also to achieve the best possible results from available resources. It strives to boost organizational efficiency by aligning goals and subordinate objectives in the company.
What is Internet?
Internet is actually a short form of the techie word internetwork, the outcome of interconnecting computer networks using specific gateways or routers. The Internet is actually a world-wide collection of computer networks, cooperating with one another to exchange info utilizing a standard software. By means of telephone wires and satellite links, Internet surfers can easily share information in a number of ways.
What is an External Security Threat?
External security threats for example malicious software, exploitable vulnerabilities, spam and phishing attempts have constantly been a threat to businesses. Usually it is these issues that IT leaders declare as their primary problem. Now, with the sophisticated technology, a number of new threats have developed. It becomes difficult to know when an outsider will attempt to hack the systems or who the intruder may be.
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