9390837
Descripción
Test por Patricia Martinez, actualizado hace más de 1 año
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Creado por Patricia Martinez
hace casi 7 años
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Pregunta 1
Pregunta
Which of the following is not classed as a source of data?
Respuesta
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Original source data
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Indirect data
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Image data
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Archived data
Pregunta 2
Pregunta
This is where you have made efforts to obtain the data directly.
Respuesta
-
Indirect data
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Processed data
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Original source data
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Archived data
Pregunta 3
Pregunta
An advantage of original source data is that you get the exact data which you need
Respuesta
- True
- False
Pregunta 4
Pregunta
A disadvantage of original source data is that you have to gather more data than you actually need
Respuesta
- True
- False
Pregunta 5
Pregunta
Gathering original source data is always faster than any other method
Respuesta
- True
- False
Pregunta 6
Pregunta
You may be able to sell original source data to other people/companies and recoup some costs
Respuesta
- True
- False
Pregunta 7
Pregunta
This means that data has been collected for a particular reason but then used for something else.
Respuesta
-
Original source data
-
Indirect data
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Archived data
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Direct data
Pregunta 8
Pregunta
This is data which has been copied and then removed from the system and stored safely offline
Respuesta
-
Original source data
-
Indirect data
-
Archived data
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Direct data
Pregunta 9
Pregunta
Using indirect data might be less expensive than using original source data
Respuesta
- True
- False
Pregunta 10
Pregunta
Examples of static data are:
Respuesta
-
Data from a stock market
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A newspaper story
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Data on a webpage that is updated from time to time
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Data stored on a CD ROM
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Column headings for a football league table
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News feeds a mobile phone app.
Pregunta 11
Pregunta
Archived data are data that you collected and used for a particular reason. However, you then found another way that you could make use of that data. The data is used for a purpose different to the original intention.
Respuesta
- True
- False
Pregunta 12
Pregunta
Indirect sources of data are data that was collected by someone else and that you are now using for another reason.
Respuesta
- True
- False
Pregunta 13
Pregunta
Archived data is immediately available online.
Respuesta
- True
- False
Pregunta 14
Pregunta
All indirect data is purchased from someone else.
Respuesta
- True
- False
Pregunta 15
Pregunta
Accuracy, relevance, age, level of detail and completeness of the information can not affect its quality.
Respuesta
- True
- False
Pregunta 16
Pregunta
Data:
Respuesta
-
Data represents organized and processed facts.
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Usually data is static in nature.
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It can represent a set of discrete facts about events.
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Data is not a prerequisite to information.
Pregunta 17
Pregunta
By information we mean human understanding of a subject matter that has been acquired through proper study and experience.
Respuesta
- True
- False
Pregunta 18
Pregunta
Encoding transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
Respuesta
- True
- False
Pregunta 19
Pregunta
Encryption transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
Respuesta
- True
- False
Pregunta 20
Pregunta
Once a static information source has been created, it is unlikely to be changed or updated for a significant amount of time.
Respuesta
- True
- False
Pregunta 21
Pregunta
What are a collection of words, numbers or pictures with meaning known as?
Respuesta
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Data
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Information
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Communication
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Knowledge
Pregunta 22
Pregunta
What does putting data into a framework or structure provide?
Respuesta
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More information
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Rules
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Context
Pregunta 23
Pregunta
Which of the following is correct?
Respuesta
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Knowledge leads to information, and information leads to data
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Data leads to information, and information leads to knowledge
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Data leads to knowledge and knowledge leads to information
Pregunta 24
Pregunta
Which of the following is not an example of data?
Respuesta
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301062
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Yellow
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5675, Rafael Nuñez
Pregunta 25
Pregunta
The petrol gauge was showing almost empty. I decided to look out for the next petrol station'. What is the statement 'I decided to look out for the next petrol station' an example of?
Respuesta
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Data
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Information
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Knowledge
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None of the above
Pregunta 26
Pregunta
What is an automatic computer check to make sure data entered is sensible and reasonable known as?
Respuesta
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Double entry
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Verification
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Validation
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None of the above
Pregunta 27
Pregunta
A faulty what can cause data to become corrupt?
Respuesta
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Scanner
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Hard disk
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Printer
Pregunta 28
Pregunta
Which of the following is unlikely to damage or delete data?
Respuesta
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System crash
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Archiving
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Virus
Pregunta 29
Pregunta
Which would be the best method of backing up your data?
Respuesta
-
Printing out paper copies and filing them away
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Keep a second copy of the data on your hard disk
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Make a copy on a removable storage device, e.g. CD, DVD, external hard disk
Pregunta 30
Pregunta
Where backups ideally should be kept?
Respuesta
-
On the computer's hard disk
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Near the computer
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In a separate room or off site
Pregunta 31
Pregunta
What can be done to disks to prevent accidental deletion of data?
Respuesta
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Sore them in their original packaging
-
Write protect them
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Only allow access with a user id and password
Pregunta 32
Pregunta
In order to restrict access to secure data, a system of what should be used?
Respuesta
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Passwords
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Anti-virus software
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Multi-user operating system
Pregunta 33
Pregunta
Converting data into a secret code so that it cannot be read by an unauthorised person is called what?
Respuesta
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Inscription
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Encryption
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De-encryption
Pregunta 34
Pregunta
Which of the following is not a physical precaution to protect data?
Respuesta
-
Locks on the doors
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Security guards
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Passwords
Pregunta 35
Pregunta
What keeps a record of every file opened and every keystroke made?
Respuesta
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Audit log
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Utility program
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Security policy
Pregunta 36
Pregunta
Which of these is a primary source of data?
Respuesta
-
Articles, such as literature reviews, commentaries, research articles in all subject disciplines.
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Statistics, surveys, opinion polls, scientific data, transcripts.
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Criticism of works of literature, art and music.
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Encyclopedias, dictionaries, handbooks.
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Cartoons, postcards, posters.
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Autobiographies, memoirs, diaries, emails, oral histories.
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All of these are primary sources.
-
Neither of these is a primary source.
Pregunta 37
Pregunta
What validation type would make sure a post code was entered in the correct format?
Respuesta
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Length check.
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Format check.
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Presence check.
Pregunta 38
Pregunta
What validation type would you use to check that numbers fell within a certain range?
Respuesta
-
Range check.
-
Presence check.
-
Check digit.
Pregunta 39
Pregunta
What validation type checks that a field is not left blank?
Respuesta
-
Format check
-
Length check
-
Presence check
Pregunta 40
Pregunta
What validation type uses the last one or two digits to check the other digits are correct?
Respuesta
-
Length check
-
Format check
-
Check digit
Pregunta 41
Pregunta
What validation type checks a minimum number of characters have been entered?
Respuesta
-
Length check
-
Format check
-
Range check
Pregunta 42
Pregunta
Data is to be entered into a computer in the format YYMMDD. Which of the following is not a valid date?
Respuesta
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310921
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211113
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28th June 2017
Pregunta 43
Pregunta
Which of the following statements is false?
Respuesta
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Validation can check that the data is sensible.
-
Validation can check that the data falls between certain allowable boundaries.
-
Validation can check that the data is correct.
Pregunta 44
Pregunta
Which of the following is NOT a method of verification?
Respuesta
-
Double entry - typing the data in twice and getting the computer to check the second version against the first.
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Using presence, range and length checks to make sure that no mistakes happen.
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Printing out what you have typed in and comparing it against the source data.
Pregunta 45
Pregunta
Which method of validation would be ideal for a shop to use when entering information into a stock database?
Respuesta
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Presence check
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Format check
-
Lookup
Pregunta 46
Pregunta
People traveling by air can make use of dynamic information sources at airports. They can see a real-time list of all flights which are due to arrive and depart.
Respuesta
- True
- False
Pregunta 47
Pregunta
Direct data: You may not know exactly where the data came from and so it may be unreliable.
Respuesta
- True
- False
Pregunta 48
Pregunta
Indirect sources means data has been collected for a particular reason but then that data is used for something else.
Respuesta
- True
- False
Pregunta 49
Pregunta
The terms "Verification" and "Validation" are used in the same way, they are synonyms
Respuesta
- True
- False
Pregunta 50
Pregunta
The statement 'it wasn´t raining outside' is which of these?
Respuesta
-
Data
-
Information
-
Knowledge
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