CIT143
Which of the following refers to the process of transporting data across space and time through different media such as documents and telephone networks?
Answer: data communication and transfer
Example of information searchers includes the following except
Answer: game players
is created when we process data with a Machine or Computer
Answer: information
Which of the following refers to activities that must be performed by individuals and organizations to ensure that only useful data is created for conveying information?
Answer: data management
Ascertaining usersY information requirement is the first stage of the system development life cycle
Answer: (true)
The computer system uses the number system for creating, processing, storing and interpreting data
Answer: binary
Data and information retrieval enable information to find, evaluate and use the data or information
Answer: searchers
is used to describe the data that one uses to describe the information one is looking for in a data store
Answer: search term
One of these is a type of information retrieval method from a data store
Answer: all of the above
Convert 1111 binary number to decimal number
Answer: 15
Feasibility study of candidate new systems is not a stage of system development cycle
Answer: (false)
One of these is a disadvantage of manual methods in data analysis.
Answer: all of the above
A medium that has been used to convey data symbols is called which of the following?
Answer: data source
The binary number for 7 is
Answer: 111
The process of verifying and certifying that the data that has been created or collected from other sources meet minimum standards of consistency and accuracy is called which of the following?
Answer: none of the above
The effectiveness of data organization and storage cant be assessed in terms of volume of data processed
Answer: (true)
The octal system has digits symbols or
Answer: none of the above
Information systems are best designed and developed through a
Answer: systematic planning
Database, tables, forms, queries report etc. are known as
Answer: database object
Convert 1101 to Decimal
Answer: 13
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