Data Processing Questions
Question 151:
Computer virus is not transmitted through ____________
- A Formatting of documents
- B Email
- C External storage device
- D Internet
Question 152:
The following are attributes of computer virus except the ability to ____________
- A Modify other files
- B Replicate itself in order to spread to other files and system
- C Execute without the user's approval
- D Warn the user before execution
Question 153:
A relational database model is designed according to set of rules known as ____________
- A Normalization
- B Isolation
- C Grouping
- D Enumeration
Question 154:
Which of the foolowing statements about relational model is not correct?
- A A file is a sequence of related records
- B A record consist of a row of data containing single value from each column
- C Data in the column of a table are of the same data type
- D Data in the rows of a table are of the same data type
Question 155:
Arranging records in a file according to a particular order is referred to as ____________
- A Matching
- B Merging
- C Sorting
- D Updating