All types of computers follow a same basic logical structure and perform the following five basic operations for converting raw input data into information useful to their users.
Sr.No.OperationDescription
1Take InputThe process of entering data and instructions into the computer system
2Store DataSaving [...]
Computer - Types
Computers can be broadly classified by their speed and computing power.
Sr.No.TypeSpecifications
1PC (Personal Computer)It is a single user computer system having moderately powerful microprocessor
2WorkStationIt is also a single user computer system which is similar to personal computer but have [...]
Computer - Applications
Following list demonstrates various applications of computers in today's arena.
Business
A computer has high speed of calculation, diligence, accuracy, reliability, or versatility which made it an integrated part in all business organisations.
Computer is used in business organisations for:
Payroll [...]
Accounting - Process
Accounting cycle refers to the specific tasks involved in completing an accounting process. The length of an accounting cycle can be monthly, quarterly, half-yearly, or annually. It may vary from organization to organization but the process remains the same.
Accounting Process
The following table [...]
Cloud Computing Network as a Service (NaaS)
Network-as-a-Service allows us to access to network infrastructure directly and securely. NaaS makes it possible to deploy custom routing protocols.
NaaS uses virtualized network infrastructure to provide network services to the customer. It is the responsibility of NaaS provider [...]
Cloud Computing Identity as a Service (IDaaS)
Employees in a company require to login to system to perform various tasks. These systems may be based on local server or cloud based. Following are the problems that an employee might face:
Remembering different username and password combinations for accessing multiple servers.
If an employee [...]
Cloud Computing Software as a Service (SaaS)
Software-as–a-Service (SaaS) model allows to provide software application as a service to the end users. It refers to a software that is deployed on a host service and is accessible via Internet. There are several SaaS applications listed below:
Billing and invoicing system
Customer Relationship [...]