Diploma in electrical module one (Power&Telecom)

Explain the importance of each  the  following spreadsheet features i. freeze pane, ii. filter

State four barriers to effective communication

Explain the term validation rule as used in database programs

Explain the following terms as used in communication process i. encoding ii. decoding  

Differentiate between word wrap and text wrap

State three advantages of using mobile phones in office communication

ABC engineering company bought new computers  for use their offices. they were advised by an ICT consultant to ensure that the computers were connected to a UPS. explain two benefits that would accrue from this advice

Outline three types of information that could flow in downward communication in an organization

compare the second and the third generation computers in terms of: i. technology, ii. speed