Virtual Private Network (VPN) is a technology that allows users to create a secure and private network connection over the internet. VPNs are becoming increasingly popular among individuals and businesses alike, as they provide a range of benefits such as enhanced privacy and security, and the ability to access content that may be blocked or restricted in certain regions.
Explanation
Explain the Importance of XML in Web Applications.
XML (Extensible Markup Language):
Extensible Markup Language or XML is a structure, tag-based language. Primary use of XML is in transferring data. Information in XML are both human and machine readable. Like HTML, tags and attributes, also present in XML but in a slightly stricter way than HTML. Unlike HTML, user or developer can create his/her own tags in XML. That is why it is called EXTENSIBLE.
Explain Different Types of Cascading Style Sheet (CSS) With Suitable Examples
Cascading Style Sheet (CSS): CSS is used with HTML to define styles for different HTML elements or set of HTML elements. As its name includes, a primary thing about CSS is that it cascades. Developer can define one style for all the elements and then override that style for a one or specific element. For … Read more
Describe Different Types of Viruses.
Computer Virus:
A computer virus is a parasitic program that infects other legitimate programs, which are sometime referred as hosts. To infect the host program, the virus modifies the host to store a copy of the virus. After infection, viruses make various damages to the system which may be low to high to critical.
Describe the Internal Architectures, Features, Working Principles and Registers of 8086 Microprocessor.
Internal Architecture of Intel 8086 Microprocessor The Intel 8086, also called the iAPX 86, is a 16-bit microprocessor designed by Intel Corporation in between 1976-1978. This Intel 8086 microprocessor gave rise to the x86 architecture or 16-bit architecture. The figure given below is the internal architecture of Intel 8086 microprocessor Features of 8086 Microprocessor: 8086 … Read more
Describe the 5 key parts of a micro-computer.
A micro-computer is a machine built with hardware and ran by software. The 5 key parts among the various hardware and software are as follows. 1. Processor Processor is the brain of the micro computer Processors include millions of transistors. the performance increases with the number of transistors It runs the programs The processor can … Read more
Write down about the computer hardware devices in the organization of a micro computer.
A basic PC (Personal Computer) has a number of computer hardware elements. Most of these elements are contained in the system unit of the micro computer. The hardware devices in the organization of a micro computer are as follows. 1. Processor: Processor is the brain of the micro computer Processors include millions of transistors. the … Read more
What are the different types of programming languages based on evolution history. Discuss.
Based on evolution history, programming languages are divided into these three broad categories, they are as follows, 1. Machine Language: Machine Language consists of 1s and 0s only. These are hard to use. Machine languages are called the first generation languages. A machine can understand these languages. There is not translator of these languages as … Read more
What are the basic four parts of computer. Describe.
No matter how big it is or how it is used, every computer is a part of a system. A complete computer system consists four basic parts, such as; (a) Hardware (b) Software (c) Data (d) User (a) Hardware: The mechanical devices that make up the computer are called hardware. Hardware is any part of … Read more
What do you mean by modern computer?
Modern Computer: In basic terms, computer is an electric device that process data, converting it into information which is useful to people. Any computer regarding of its type is controlled by programmed instructions which give the machine a purpose and tell it what to do. The word ‘computer’ comes from the word ‘compute’ which means … Read more