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Quiz von Patricia Martinez, aktualisiert more than 1 year ago
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Erstellt von Patricia Martinez
vor mehr als 7 Jahre
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Frage 1
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Which of the following is not classed as a source of data?
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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
Frage 2
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This is where you have made efforts to obtain the data directly.
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Indirect data
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Processed data
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Original source data
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Archived data
Frage 3
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An advantage of original source data is that you get the exact data which you need
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- True
- False
Frage 4
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A disadvantage of original source data is that you have to gather more data than you actually need
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- True
- False
Frage 5
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Gathering original source data is always faster than any other method
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- True
- False
Frage 6
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You may be able to sell original source data to other people/companies and recoup some costs
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- True
- False
Frage 7
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This means that data has been collected for a particular reason but then used for something else.
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Original source data
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Indirect data
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Archived data
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Direct data
Frage 8
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This is data which has been copied and then removed from the system and stored safely offline
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Original source data
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Indirect data
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Archived data
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Direct data
Frage 9
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Using indirect data might be less expensive than using original source data
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- True
- False
Frage 10
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Examples of static data are:
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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.
Frage 11
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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.
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- True
- False
Frage 12
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Indirect sources of data are data that was collected by someone else and that you are now using for another reason.
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- True
- False
Frage 13
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Archived data is immediately available online.
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- True
- False
Frage 14
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All indirect data is purchased from someone else.
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- True
- False
Frage 15
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Accuracy, relevance, age, level of detail and completeness of the information can not affect its quality.
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- True
- False
Frage 16
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Data:
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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.
Frage 17
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By information we mean human understanding of a subject matter that has been acquired through proper study and experience.
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- True
- False
Frage 18
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Encoding transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
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- True
- False
Frage 19
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Encryption transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
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- True
- False
Frage 20
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Once a static information source has been created, it is unlikely to be changed or updated for a significant amount of time.
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- True
- False
Frage 21
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What are a collection of words, numbers or pictures with meaning known as?
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Data
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Information
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Communication
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Knowledge
Frage 22
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What does putting data into a framework or structure provide?
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More information
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Rules
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Context
Frage 23
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Which of the following is correct?
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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
Frage 24
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Which of the following is not an example of data?
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301062
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Yellow
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5675, Rafael Nuñez
Frage 25
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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?
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Data
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Information
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Knowledge
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None of the above
Frage 26
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What is an automatic computer check to make sure data entered is sensible and reasonable known as?
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Double entry
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Verification
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Validation
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None of the above
Frage 27
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A faulty what can cause data to become corrupt?
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Scanner
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Hard disk
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Printer
Frage 28
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Which of the following is unlikely to damage or delete data?
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System crash
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Archiving
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Virus
Frage 29
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Which would be the best method of backing up your data?
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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
Frage 30
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Where backups ideally should be kept?
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On the computer's hard disk
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Near the computer
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In a separate room or off site
Frage 31
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What can be done to disks to prevent accidental deletion of data?
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Sore them in their original packaging
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Write protect them
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Only allow access with a user id and password
Frage 32
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In order to restrict access to secure data, a system of what should be used?
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Passwords
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Anti-virus software
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Multi-user operating system
Frage 33
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Converting data into a secret code so that it cannot be read by an unauthorised person is called what?
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Inscription
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Encryption
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De-encryption
Frage 34
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Which of the following is not a physical precaution to protect data?
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Locks on the doors
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Security guards
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Passwords
Frage 35
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What keeps a record of every file opened and every keystroke made?
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Audit log
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Utility program
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Security policy
Frage 36
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Which of these is a primary source of data?
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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.
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Neither of these is a primary source.
Frage 37
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What validation type would make sure a post code was entered in the correct format?
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Length check.
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Format check.
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Presence check.
Frage 38
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What validation type would you use to check that numbers fell within a certain range?
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Range check.
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Presence check.
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Check digit.
Frage 39
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What validation type checks that a field is not left blank?
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Format check
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Length check
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Presence check
Frage 40
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What validation type uses the last one or two digits to check the other digits are correct?
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Length check
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Format check
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Check digit
Frage 41
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What validation type checks a minimum number of characters have been entered?
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Length check
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Format check
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Range check
Frage 42
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Data is to be entered into a computer in the format YYMMDD. Which of the following is not a valid date?
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310921
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211113
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28th June 2017
Frage 43
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Which of the following statements is false?
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Validation can check that the data is sensible.
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Validation can check that the data falls between certain allowable boundaries.
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Validation can check that the data is correct.
Frage 44
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Which of the following is NOT a method of verification?
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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.
Frage 45
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Which method of validation would be ideal for a shop to use when entering information into a stock database?
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Presence check
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Format check
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Lookup
Frage 46
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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.
Antworten
- True
- False
Frage 47
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Direct data: You may not know exactly where the data came from and so it may be unreliable.
Antworten
- True
- False
Frage 48
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Indirect sources means data has been collected for a particular reason but then that data is used for something else.
Antworten
- True
- False
Frage 49
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The terms "Verification" and "Validation" are used in the same way, they are synonyms
Antworten
- True
- False
Frage 50
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The statement 'it wasn´t raining outside' is which of these?
Antworten
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Data
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Information
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Knowledge
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