1.
Which of he following is NOT a part of a database?
Correct Answer
D. Worksheets
Explanation
Worksheets are not a part of a database. A database is a structured collection of data, organized and stored in tables, which consist of records and fields. Worksheets, on the other hand, are a feature of spreadsheet software like Microsoft Excel, used for organizing and analyzing data but not typically associated with databases.
2.
In a database, each _________________ contains a collection of related data.
Correct Answer
A. Table
Explanation
A table in a database contains a collection of related data. It is a structured way to organize and store information, where each row represents a record and each column represents a field. By organizing data into tables, it becomes easier to retrieve, analyze, and manipulate the information efficiently.
3.
In a database, a _____________ is a unit of information about one individual or item.
Correct Answer
C. Field
Explanation
A field in a database is a unit of information about one individual or item. It represents a specific attribute or characteristic of that individual or item. For example, in a database of employees, a field could be the employee's name, age, or salary. Fields are used to organize and store data in a structured manner within a database.
4.
In a record, each separate piece of data, such as a last name, a first name, or an address, is called a _____________.
Correct Answer
B. Field
Explanation
In a record, each separate piece of data, such as a last name, a first name, or an address, is called a field. A field is a specific category or attribute within a record that holds a particular type of data. It represents a single piece of information within a larger data structure.
5.
Databases are useful only if they are ___________.
Correct Answer
C. Accurate
Explanation
The word "accurate" means that the information stored in the databases is correct and reliable. This is important because inaccurate data can lead to incorrect conclusions, decisions, and actions. Therefore, for databases to be useful, it is crucial that the information they contain is accurate.
6.
What does GIGO stand for?
Correct Answer
B. Garbage in, garbage out
Explanation
GIGO stands for "garbage in, garbage out". This means that if you input incorrect or low-quality data into a system, the output or results will also be incorrect or low-quality. In other words, the quality of the output is directly dependent on the quality of the input. This principle is often used in the context of computer programming and data analysis, emphasizing the importance of ensuring accurate and reliable data for obtaining meaningful and accurate results.
7.
When creating the Mystery database, what database type did you create?
Correct Answer
D. Flat file database
Explanation
The correct answer is "flat file database". A flat file database is a type of database that stores data in a single table or file, with each line representing a record and each field separated by a delimiter. It does not have the ability to create relationships between tables or perform complex queries like a relational database.
8.
The use of a password can help presere a database's _____________.
Correct Answer
B. Security
Explanation
The use of a password can help preserve a database's security. By requiring a password to access the database, unauthorized individuals are prevented from gaining entry and potentially compromising the data. Passwords serve as a form of authentication and help ensure that only authorized users can access and manipulate the database. This helps to protect the confidentiality, integrity, and availability of the data stored within the database.
9.
Which of the following is a way to sort data?
Correct Answer
D. All of the above
Explanation
All of the options listed - chronologically, alphabetically, and numerically - are valid ways to sort data. Sorting data chronologically means arranging it in order of time or date. Sorting data alphabetically means arranging it in order of the letters in the alphabet. Sorting data numerically means arranging it in order of numbers. Therefore, all of these options are correct ways to sort data.
10.
If you sort data in order of decreasing value such as Z-A, or 10-1, what type of sort are you using?
Correct Answer
B. Descending
Explanation
When you sort data in order of decreasing value, such as Z-A or 10-1, you are using a descending sort. This means that the data is arranged from the highest value to the lowest value. It is the opposite of an ascending sort, where the data is arranged from the lowest value to the highest value.
11.
What is a query?
Correct Answer
A. A question you ask a database
Explanation
A query is a question that you ask a database. It is a request for specific information or data from a database, which is used to retrieve, manipulate, and analyze data. Queries are used to extract relevant information from a database by specifying the criteria and conditions for the data retrieval. They allow users to search for specific records, filter data, perform calculations, and generate reports based on their requirements.
12.
What is WYSIWYG?
Correct Answer
D. What you see is what you get
Explanation
WYSIWYG stands for "What You See Is What You Get." This term is commonly used in computing and refers to a system or software that allows users to see a preview of the final output while editing or designing. It means that the displayed content on the screen during the editing process will closely resemble the final printed or published version. In other words, there will be minimal discrepancies between what is seen on the screen and what is produced as the final result.
13.
What does SQL stand for?
Correct Answer
A. Structured query language
Explanation
SQL stands for structured query language. It is a programming language used for managing and manipulating relational databases. It is designed to allow users to retrieve, insert, update, and delete data from a database. SQL is widely used in database management systems and is essential for working with structured data.
14.
What does a filter do?
Correct Answer
B. Hide records from view
Explanation
A filter is a tool or function that allows users to selectively display or hide specific records from view. By applying a filter, certain records can be excluded or hidden based on specified criteria, making it easier to focus on relevant information and reducing clutter. Therefore, the correct answer is "hide records from view."
15.
When I add my name to a store database, that is an example of ______________?
Correct Answer
D. Transactional processing
Explanation
Adding a name to a store database involves a single transaction that is processed individually. This transactional processing ensures that the addition of the name is completed as a single unit, maintaining the integrity and consistency of the database.
16.
A database is an organized collection of information.
Correct Answer
A. True
Explanation
A database is a system that organizes and stores a collection of information in a structured manner. It allows for efficient storage, retrieval, and manipulation of data. By organizing data into tables, rows, and columns, a database provides a structured framework for storing and managing information. Therefore, it can be concluded that a database is indeed an organized collection of information, making the answer "True" correct.
17.
Databases typically store their data in one big table.
Correct Answer
B. False
Explanation
False. Databases typically store their data in multiple tables, each representing a different entity or relationship in the data model. This allows for better organization, data integrity, and flexibility in querying and manipulating the data.
18.
A field's data type determines what kind of information can be stored there.
Correct Answer
A. True
Explanation
The explanation for the given correct answer is that a field's data type is responsible for defining the type of data that can be stored in that field. Different data types allow for storing different kinds of information, such as numbers, text, dates, or boolean values. By specifying the data type for a field, the system ensures that only compatible data can be stored in that field, preventing any data inconsistencies or errors.
19.
A computerized database can store millions of telephone numbers.
Correct Answer
A. True
Explanation
A computerized database has the ability to store and manage large amounts of data, including telephone numbers. With the advancement in technology and storage capacity, it is possible for a computerized database to store millions of telephone numbers efficiently. Therefore, the statement is true.
20.
One disadvantage of computerized databases is that they limit your ability to arrange information.
Correct Answer
B. False
Explanation
Computerized databases actually enhance your ability to arrange information. With computerized databases, you can easily sort and filter data based on different criteria, such as alphabetical order, numerical order, or specific categories. This allows for efficient organization and retrieval of information, which is not possible with manual or paper-based systems. Therefore, the statement that computerized databases limit your ability to arrange information is false.
21.
A database is a collection of related information, but a database management system is a type of software program.
Correct Answer
A. True
Explanation
A database is a collection of related information, such as data tables, records, and fields. It is used to store and organize data. On the other hand, a database management system (DBMS) is a software program that allows users to interact with the database. It provides tools and functions for creating, modifying, and querying the database. Therefore, the statement is true because a database management system is a type of software program used to manage a database.
22.
A multimedia database acts as an index to let users find and view all kinds of multimedia files.
Correct Answer
A. True
Explanation
A multimedia database serves as a tool that allows users to search for and access various types of multimedia files. It acts as an index by organizing and categorizing the files, making it easier for users to locate and view them. This functionality enables users to efficiently manage and retrieve multimedia content, enhancing their overall experience with the database. Therefore, the statement is true.
23.
A query lets you speed up the prowsing process by finding information that matches specifically to your criteria.
Correct Answer
A. True
Explanation
A query is a request for information from a database or search engine. It allows users to search for specific data or information that matches their specific criteria. By using a query, users can narrow down their search and quickly find the information they are looking for, thereby speeding up the browsing process. Therefore, the statement that a query lets you speed up the browsing process by finding information that matches specifically to your criteria is true.
24.
The same features that make databases efficient tools also enables them to keep data secure.
Correct Answer
B. False
Explanation
Databases are efficient tools for storing and managing data, but they do not inherently have the capability to keep data secure. While databases can have security measures in place, such as access controls and encryption, it is not a guarantee that the data will be secure. Security is a separate concern that requires additional measures and protocols to be implemented. Therefore, the statement that the same features that make databases efficient tools also enable them to keep data secure is false.
25.
If you sort a database's information chronologically, then you are sorting letters and symbols.
Correct Answer
B. False
Explanation
Sorting a database's information chronologically means arranging the data in the order of time or date. It does not involve sorting letters and symbols. Therefore, the statement is false.
26.
Please give an example of the following data types. (each correct answer is worth 5 points):
A sample of the anwer is "Date/Time, is used to indicate date and time."
1.Text -
27.
Please give an example of the following data types. (each correct answer is worth 5 points):
A sample of the anwer is "Date/Time, is used to indicate date and time."
1.Autonumber -
28.
Please give an example of the following data types. (each correct answer is worth 5 points):
A sample of the anwer is "Date/Time, is used to indicate date and time."
1.Logical -
29.
Please give an example of the following data types. (each correct answer is worth 5 points):
A sample of the anwer is "Date/Time, is used to indicate date and time."
1.Memo -
30.
Please give an example of the following data types. (each correct answer is worth 5 points):
A sample of the anwer is "Date/Time, is used to indicate date and time."
1.Hyperlink -