- Disk access lights turning on for non-referenced devices.
- Computer hags anytime when running a program.
- Less memory available than usual, e.g., Base memory may read less than 640KB.
- Size of executable files changing for no obvious reason.
- Change in file names.
- Boot failure.
- Files & programs disappearing mysteriously.
- Unfamiliar graphics or messages appearing on the screen, e.g., the virus might flash a harmless message such as “Merry Christmas” on the computer terminal.
- Slow booting.
- Gradual filing of the free space on the hard disk.
- Corruption of files and programs.
- Programs taking longer than usual to load.
- Disk access time seeming too long for simple tasks.
- Unusual error messages occurring more frequently.
- Frequent read/write errors.
maurice.mutuku answered the question on April 14, 2018 at 14:14
- What are the types of computer viruses?(Solved)
Highlight the types of computer viruses.
Date posted: April 14, 2018. Answers (1)
- What are the common properties of computer viruses?(Solved)
Discuss the common properties of computer viruses.
Date posted: April 14, 2018. Answers (1)
- What is a computer virus?(Solved)
Define computer virus.
Date posted: April 14, 2018. Answers (1)
- What are the main security threats to data?(Solved)
Highlight the main security threats to data.
Date posted: April 14, 2018. Answers (1)
- What is confidential data?(Solved)
Define confidential data.
Date posted: April 14, 2018. Answers (1)
- What is private data?(Solved)
Define private data.
Date posted: April 14, 2018. Answers (1)
- What is data security?(Solved)
Define data security.
Date posted: April 14, 2018. Answers (1)
- What is data privacy?(Solved)
Define data privacy.
Date posted: April 14, 2018. Answers (1)
- Which procedure would you use in accessing a research topic notes from the Internet?(Solved)
Describe the procedure you would use in accessing a research topic notes from the Internet.
Date posted: April 14, 2018. Answers (1)
- What are the qualities of good e-mail contact management software?(Solved)
Give the qualities of good e-mail contact management software.
Date posted: April 14, 2018. Answers (1)
- Explain some commonly used workbook management practices when working on MS Excel.(Solved)
Explain some commonly used workbook management practices when working on MS Excel.
Date posted: April 14, 2018. Answers (1)
- State the basic keyboard shortcut keys used to format and edit a spreadsheet.(Solved)
State the basic keyboard shortcut keys used to format and edit a spreadsheet.
Date posted: April 14, 2018. Answers (1)
- State the keyboard shortcuts used in navigating through a spreadsheet.(Solved)
State the keyboard shortcuts used in navigating through a spreadsheet.
Date posted: April 14, 2018. Answers (1)
- Explain the most fundamental keyboard shortcuts when dealing with spreadsheets.(Solved)
Explain the most fundamental keyboard shortcuts when working with spreadsheets.
Date posted: April 14, 2018. Answers (1)
- What is the use of WAP and WML with regard to telephone messaging in handsets?(Solved)
Discuss the use of WAP and WML with regard to telephone messaging in handsets.
Date posted: April 14, 2018. Answers (1)
- Three methods of detecting system errors(Solved)
Three methods of detecting system errors.
Date posted: April 14, 2018. Answers (1)
- What are the features of an e-mail document?(Solved)
Highlight the features of any e-mail document.
Date posted: April 14, 2018. Answers (1)
- What are the parts of an email document?(Solved)
Highlight the parts of an email document.
Date posted: April 14, 2018. Answers (1)
- Explain properly the meaning of the term Data Mining and explain the benefits of data mining.(Solved)
Explain properly the meaning of the term Data Mining and explain the benefits of data mining.
Date posted: April 14, 2018. Answers (1)
- Outline the four major symbols used by functional modelling perspective to describe a process.(Solved)
Outline the four major symbols used by functional modelling perspective to describe a process.
Date posted: April 14, 2018. Answers (1)