Q1. Explain Network Security
Q2. What are the advantages of a computer network?
Q3. What is blog? How microblog is different from blogs?
Q4. What is Formula in MS Excel? Differentiate between Basic Formula and Compound
formula.
Q5. What is network architecture? Explain different types of network architecture.
Answers
1. Network security is a broad term that covers a multitude of technologies, devices and processes. In its simplest term, it is a set of rules and configurations designed to protect the integrity, confidentiality and accessibility of computer networks and data using both software and hardware technologies.
2. These are main advantages of Computer Networks:
- Faster Problem solving.
- Reliability.
- It is highly flexible.
- Security through Authorization.
- It boosts storage capacity.
3. A micro-blog differs from a traditional blog in that its content is typically smaller in both actual and aggregated file size. Micro-blogs "allow users to exchange small elements of content such as short sentences, individual images, or video links", which may be the major reason for their popularity.
4. Basic formula involve only one operator in formula. Example :if we want to calculate the sum of a range of cells, we use only + operator. Compound formula are used when we need more than one operator. Example :while calculating the simple interest we use ,P*R*T/100.
5. Network architecture refers to how computers are organized in a system and how tasks are allocated between these computers. Two of the most widely used types of network architecture are peer-to-peer and client/server. Client/server architecture is also called 'tiered' because it uses multiple levels.
Explanation:
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