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QUIZ IT 18 G2

Patricia Martinez 50 questions

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Questions in this quiz (50)

1Which of the following is not classed as a source of data?
1. AOriginal source data
2. BIndirect data
3. CImage data
4. DArchived data
2This is where you have made efforts to obtain the data directly.
1. AIndirect data
2. BProcessed data
3. COriginal source data
4. DArchived data
3An advantage of original source data is that you get the exact data which you need
1. ATrue
2. BFalse
4A disadvantage of original source data is that you have to gather more data than you actually need
1. ATrue
2. BFalse
5Gathering original source data is always faster than any other method
1. ATrue
2. BFalse
6You may be able to sell original source data to other people/companies and recoup some costs
1. ATrue
2. BFalse
7This means that data has been collected for a particular reason but then used for something else.
1. AOriginal source data
2. BIndirect data
3. CArchived data
4. DDirect data
8This is data which has been copied and then removed from the system and stored safely offline
1. AOriginal source data
2. BIndirect data
3. CArchived data
4. DDirect data
9Using indirect data might be less expensive than using original source data
1. ATrue
2. BFalse
10Examples of static data are:
1. AData from a stock market
2. BA newspaper story
3. CData on a webpage that is updated from time to time
4. DData stored on a CD ROM
5. EColumn headings for a football league table
6. FNews feeds a mobile phone app.

11Archived 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.
1. ATrue
2. BFalse
12Indirect sources of data are data that was collected by someone else and that you are now using for another reason.
1. ATrue
2. BFalse
13Archived data is immediately available online.
1. ATrue
2. BFalse
14All indirect data is purchased from someone else.
1. ATrue
2. BFalse
15Accuracy, relevance, age, level of detail and completeness of the information can not affect its quality.
1. ATrue
2. BFalse
16Data:
1. AData represents organized and processed facts.
2. BUsually data is static in nature.
3. CIt can represent a set of discrete facts about events.
4. DData is not a prerequisite to information.
17By information we mean human understanding of a subject matter that has been acquired through proper study and experience.
1. ATrue
2. BFalse
18Encoding transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
1. ATrue
2. BFalse
19Encryption transforms data into another format in such a way that only specific individual(s) can reverse the transformation.
1. ATrue
2. BFalse
20Once a static information source has been created, it is unlikely to be changed or updated for a significant amount of time.
1. ATrue
2. BFalse
21What are a collection of words, numbers or pictures with meaning known as?
1. AData
2. BInformation
3. CCommunication
4. DKnowledge
22What does putting data into a framework or structure provide?
1. AMore information
2. BRules
3. CContext
23Which of the following is correct?
1. AKnowledge leads to information, and information leads to data
2. BData leads to information, and information leads to knowledge
3. CData leads to knowledge and knowledge leads to information
24Which of the following is not an example of data?
1. A301062
2. BYellow
3. C5675, Rafael Nuñez
25The 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?
1. AData
2. BInformation
3. CKnowledge
4. DNone of the above
26What is an automatic computer check to make sure data entered is sensible and reasonable known as?
1. ADouble entry
2. BVerification
3. CValidation
4. DNone of the above
27A faulty what can cause data to become corrupt?
1. AScanner
2. BHard disk
3. CPrinter
28Which of the following is unlikely to damage or delete data?
1. ASystem crash
2. BArchiving
3. CVirus
29Which would be the best method of backing up your data?
1. APrinting out paper copies and filing them away
2. BKeep a second copy of the data on your hard disk
3. CMake a copy on a removable storage device, e.g. CD, DVD, external hard disk
30Where backups ideally should be kept?
1. AOn the computer's hard disk
2. BNear the computer
3. CIn a separate room or off site
31What can be done to disks to prevent accidental deletion of data?
1. ASore them in their original packaging
2. BWrite protect them
3. COnly allow access with a user id and password
32In order to restrict access to secure data, a system of what should be used?
1. APasswords
2. BAnti-virus software
3. CMulti-user operating system
33Converting data into a secret code so that it cannot be read by an unauthorised person is called what?
1. AInscription
2. BEncryption
3. CDe-encryption
34Which of the following is not a physical precaution to protect data?
1. ALocks on the doors
2. BSecurity guards
3. CPasswords
35What keeps a record of every file opened and every keystroke made?
1. AAudit log
2. BUtility program
3. CSecurity policy
36Which of these is a primary source of data?
1. AArticles, such as literature reviews, commentaries, research articles in all subject disciplines.
2. BStatistics, surveys, opinion polls, scientific data, transcripts.
3. CCriticism of works of literature, art and music.
4. DEncyclopedias, dictionaries, handbooks.
5. ECartoons, postcards, posters.
6. FAutobiographies, memoirs, diaries, emails, oral histories.
7. GAll of these are primary sources.
8. HNeither of these is a primary source.
37What validation type would make sure a post code was entered in the correct format?
1. ALength check.
2. BFormat check.
3. CPresence check.
38What validation type would you use to check that numbers fell within a certain range?
1. ARange check.
2. BPresence check.
3. CCheck digit.
39What validation type checks that a field is not left blank?
1. AFormat check
2. BLength check
3. CPresence check
40What validation type uses the last one or two digits to check the other digits are correct?
1. ALength check
2. BFormat check
3. CCheck digit
41What validation type checks a minimum number of characters have been entered?
1. ALength check
2. BFormat check
3. CRange check
42Data is to be entered into a computer in the format YYMMDD. Which of the following is not a valid date?
1. A310921
2. B211113
3. C28th June 2017
43Which of the following statements is false?
1. AValidation can check that the data is sensible.
2. BValidation can check that the data falls between certain allowable boundaries.
3. CValidation can check that the data is correct.
44Which of the following is NOT a method of verification?
1. ADouble entry - typing the data in twice and getting the computer to check the second version against the first.
2. BUsing presence, range and length checks to make sure that no mistakes happen.
3. CPrinting out what you have typed in and comparing it against the source data.
45Which method of validation would be ideal for a shop to use when entering information into a stock database?
1. APresence check
2. BFormat check
3. CLookup
46People 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.
1. ATrue
2. BFalse
47Direct data: You may not know exactly where the data came from and so it may be unreliable.
1. ATrue
2. BFalse
48Indirect sources means data has been collected for a particular reason but then that data is used for something else.
1. ATrue
2. BFalse
49The terms "Verification" and "Validation" are used in the same way, they are synonyms
1. ATrue
2. BFalse
50The statement 'it wasn´t raining outside' is which of these?
1. AData
2. BInformation
3. CKnowledge

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Description: IT 18 Quiz on QUIZ IT 18 G2, created by Patricia Martinez on 22/06/2017.
Author: Patricia Martinez
Language: Español
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QUIZ IT 18 G2

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