What does cio stand for ?

78. Use the correct form of the verb. This could ______ erasing a disk, ______ your programs or just creating havoc on your computer.

1. 
   #include / corrupting
   
2. 
   includes / corrupt
   
3. 
   included / corrupting
   
4. 
   includes / corrupts
   

79. Use the correct form of the verb. Some viruses ______ specifically to damage the data on your computer by ______ programs, deleting files, or erasing your entire hard disk.

1. 
   #are programmed / corrupting
   
2. 
   is programmed / corrupt
   
3. 
   was programmed / corrupting
   
4. 
   programmes / corrupting
   

80. Fill in the gap. _______, the infamous Michelangelo virus does not infect Macintosh applications.

1. 
   #For example
   
2. 
   Never
   
3. 
   How
   
4. 
   Enter
   

81. Find the mistake in the sentence. Again, exceptions to this rule is the Word and Excel macro viruses, which infect spreadsheets, documents and templates, which can be opened by either Windows or Macintosh computers.

1. 
   #is
   
2. 
   can
   
3. 
   or
   
4. 
   by
   

82. Find the mistake in the sentence. New unknown types of viruses appears.

1. 
   #appers
   
2. 
   types
   
3. 
   of
   
4. 
   new
   

83. Choose the right preposition: While antivirus programs are accessible _____ Windows, Macintosh, and Unix platforms.

1. 
   #for
   
2. 
   on
   
3. 
   in
   
4. 
   to
   

84. Choose the right preposition: Most antivirus software is compatible ______ Windows operating system.

1. 
   #with
   
2. 
   to
   
3. 
   by
   
4. 
   about