Nc Computer Skills Quiz-databases
When we talk about databases, we are referring and talking about how and where we store digital data that we use in the continuous running of computers. Take up the NC Computer Skills Quiz-Databases and see how good you are.
- 1.
Which occupation would most likely use a database on the job?
- A.
An athlete
- B.
The janitor at Hudson Belk
- C.
Telephone information operators
- D.
Heavy equipment operator
Correct Answer
C. Telephone information operatorsExplanation
Telephone information operators would most likely use a database on the job because they need to access and provide accurate information to callers quickly. A database would allow them to efficiently search and retrieve information such as phone numbers, addresses, and business listings. This would enable them to provide accurate and up-to-date information to callers in a timely manner.Rate this question:
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- 2.
Which of the following is not a good use for a database program?
- A.
Keeping school records
- B.
Completing a paper for English class
- C.
Maintaining hospital admission records
- D.
Organizing recipes at home
Correct Answer
B. Completing a paper for English classExplanation
Completing a paper for English class is not a good use for a database program because a database program is designed to store, organize, and retrieve large amounts of data efficiently. It is typically used for tasks such as managing records, organizing information, and performing complex queries. However, completing a paper for English class involves writing and formatting text, which can be easily done using word processing software like Microsoft Word or Google Docs. A database program would not be suitable or necessary for this task.Rate this question:
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- 3.
A database program replaces what piece of office equipment?
- A.
Typewriter
- B.
Photocopier
- C.
FAX machine
- D.
Filing cabinet
Correct Answer
D. Filing cabinetExplanation
A database program replaces the need for a filing cabinet in an office setting. With a database program, all the information can be stored digitally and organized in a structured manner, eliminating the need for physical files and cabinets. This allows for easier and more efficient access to information, as well as saving physical space in the office.Rate this question:
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- 4.
In a database program, a set of related information is called a:
- A.
Field
- B.
Entry
- C.
Record
- D.
File
Correct Answer
A. FieldExplanation
A field in a database program refers to a single piece of information within a record. It represents a specific attribute or characteristic of the data being stored. For example, in a database of customer information, a field could be the customer's name, address, or phone number. Therefore, a set of related information would be referred to as a record, which is a collection of fields that together represent a complete set of data for a particular entity or item.Rate this question:
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- 5.
Which of the following is not true of database programs?
- A.
They can be viewed in different formats.
- B.
They can be used to retrieve information quickly.
- C.
They are limited to the amount of information they can hold.
- D.
They can be used by just about anybody.
Correct Answer
C. They are limited to the amount of information they can hold.Explanation
Database programs are not limited to the amount of information they can hold. In fact, one of the main advantages of database programs is their ability to handle large amounts of data. They can store and manage vast amounts of information, making them highly scalable and suitable for use in various industries and applications.Rate this question:
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- 6.
Searching a database of North Carolina counties by using the statement, “all counties with a population of greater that two million” will include:
- A.
Counties with exactly two million people
- B.
Counties with two million or more
- C.
Counties with more than two million
- D.
Counties with less than two million
Correct Answer
C. Counties with more than two millionExplanation
Using the statement "all counties with a population of greater than two million" will include counties with more than two million people. This means that it will include counties with populations greater than two million, but not those with exactly two million or less than two million people.Rate this question:
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- 7.
If a student sorted the following in descending order, which international capital would be first?
- A.
Moscow
- B.
Beirut
- C.
Paris
- D.
Bogota
Correct Answer
A. MoscowExplanation
In summary, if the student sorted the international capitals in descending order, meaning from highest to lowest, the first capital on the list would be Moscow. This indicates that Moscow is considered to have the highest ranking or value among the given international capitals.Rate this question:
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- 8.
All of the following are examples of electronic databases except which one?
- A.
Collection of country music CDs
- B.
A CD-Rom encyclopedia
- C.
Computerized student information
- D.
Electronic Card Catalog
Correct Answer
A. Collection of country music CDsExplanation
The correct answer is "collection of country music CDs" because it is not an electronic database. Electronic databases typically refer to organized collections of digital information that can be easily accessed and searched. In contrast, a collection of country music CDs is a physical collection of music recordings, which does not fit the definition of an electronic database.Rate this question:
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- 9.
Which search of an electronic phone directory would find only the Doe families living on Main Street in area code 919?
- A.
Name = Doe and Address = Main Street or Area Code = 919
- B.
Name = Doe and Address = Main Street and Area Code = 919
- C.
Name = Doe or Address = Main Street and Area Code
- D.
Name = Doe or address = Main Street or Area Code = 919
Correct Answer
B. Name = Doe and Address = Main Street and Area Code = 919Explanation
The correct answer is "Name = Doe and Address = Main Street and Area Code = 919" because this search includes all three criteria (name, address, and area code) that need to be met in order to find only the Doe families living on Main Street in area code 919.Rate this question:
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- 10.
What would you do to generate a hard copy of a database of North Carolina?
- A.
Edit the file
- B.
Print the file
- C.
Retrieve the file
- D.
Save the file to a floppy disk
Correct Answer
B. Print the fileExplanation
To generate a hard copy of a database of North Carolina, the most appropriate action would be to print the file. This would involve sending the file to a printer connected to the computer or network, which would then produce a physical copy of the database. Editing the file, retrieving the file, or saving it to a floppy disk would not result in a hard copy of the database.Rate this question:
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- 11.
In what order has the field “Hours” been sorted?
- A.
Random
- B.
Alphabetical
- C.
Ascending
- D.
Descending
Correct Answer
D. DescendingExplanation
Use the database above to answer Question.Rate this question:
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- 12.
If a search was completed to determine “Year” = 1968, how many records would match?
- A.
5
- B.
3
- C.
2
- D.
6
Correct Answer
B. 3Explanation
Use the database above to answer Question.Rate this question:
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- 13.
Finding USA flights in the Year 1968 would require a:
- A.
Compound search with AND
- B.
Compound search with OR
- C.
Compound sort with AND
- D.
Compound sort with OR
Correct Answer
A. Compound search with ANDExplanation
Use the database above to answer Question.Rate this question:
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- 14.
The following search was performed: “Country” = USSR or “Country” = USA How many records matched?
- A.
9
- B.
6
- C.
7
- D.
8
Correct Answer
C. 7Explanation
Use the database above to answer Question.Rate this question:
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- 15.
If you wanted to rank the flights in order of most recent to oldest, you would:
- A.
Search “Year” ascending
- B.
Search “Craft” ascending
- C.
Search “Year” descending
- D.
Search “Craft” descending
Correct Answer
C. Search “Year” descendingExplanation
Use the database above to answer Question.Rate this question:
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- 16.
In a database containing information about North Carolina and its counties, how would you find the county with the most people?
- A.
Filter the population field using greater than 10,000.
- B.
Rank the counties by name and scroll through the list.
- C.
Search each county record
- D.
Sort the records by population in descending order
Correct Answer
D. Sort the records by population in descending orderExplanation
To find the county with the most people in the database, sorting the records by population in descending order would be the most effective approach. This would arrange the counties in descending order based on their population, allowing us to easily identify the county with the highest population at the top of the list. By sorting the records in this manner, we can quickly determine which county has the most people without having to manually search through each county record or filter the population field using a specific threshold.Rate this question:
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- 17.
What does searching a database mean?
- A.
Editing data entries
- B.
Looking for records that meet certain conditions
- C.
Opening the file for viewing
- D.
Ranking the records in the order you need
Correct Answer
B. Looking for records that meet certain conditionsExplanation
Searching a database refers to the process of looking for records that fulfill specific criteria or conditions. It involves querying the database to retrieve information that matches the specified parameters. By searching a database, one can narrow down the results and find the relevant records that meet the desired conditions, allowing for efficient and targeted retrieval of data.Rate this question:
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- 18.
What would be the most efficient way to locate the records for all students born before 08/29/90?
- A.
Replace
- B.
Scroll
- C.
Search
- D.
Sort
Correct Answer
C. SearchExplanation
The most efficient way to locate the records for all students born before 08/29/90 would be to perform a search. By searching for the specific criteria of students born before that date, the system can quickly filter and retrieve the relevant records, saving time and effort compared to other options like replacing, scrolling, or sorting.Rate this question:
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