LO2

• HTTP (1) to transfer web pages (1)
• POP (1) to download email messages (1)
• SMTP (1) to transfer email between email servers (1)
• ICMP (1) for troubleshooting (1
• SNMP (1) to get usage data from devices (1)
• FTP (1) to transfer files between hosts (1)
• TCP/IP (1) to transport data across a network (1)
• Productivity software:

  Word processor - used to create documents for staff or customers

  spreadsheets - analyse numerical data like locations of customers in shops

  Database - used to store structured data like customer address information

  Email - send email messages like promotion info to customers
• Advantages of bespoke software:

  • Company has specific need which the software can be written to support these needs.
  • The company can adapt the software as and when needed to meet the changing needs of the business
  • can be used as a competitive advantage
• advantages of off the shelf software:

  • support widely available as used by most organisations
  • been thoroughly tested so know features will work
  • documentation widely available to help with setup
  • end users are familiar with the system so they are more likely to use/buy
  • cost to purchase can be lower than bespoke software as its not customised for each organisation
• Disadvantages of off the shelf:

  • cost to purchase / maintain can be high which company cant afford or customers
  • can contain additional features that the company dont want which reduces the performance of the system