1. Review Test 3
CS 101 Spring 2019

2. 1. The HTML tag <a href=
creates a table
starts a hyperlink
must be balanced with a </a> tag
all the answers but #1

3. 2. A browser is made to interpret
Binary codes and show the calculations on the screen
HTML and show a web page on the screen
ASCII codes and show the Unicode
A programming language like Java and show the result

4. 3. Indexing a field in a DBMS
Makes it able to hold more data
Makes searches and sorting a bit faster
Makes editing a record faster
Erases any inconsistent records

5. 4. An HTML tag <li> is used
To draw a horizontal line across the screen
To start a new list item in a list
To start a new row in a table
To make a word underlined

6. 5. Concurrent access of database files
Means users using the same database management system at the same time
Means two or more users using the same database file across the network
Can cause errors in the database file if two users are allowed to read at the same time
Is allowed by MS Access by creating the lock file

7. 6. The HTML tag <title>
Creates a big header at the top of the web page
Puts a message in the title bar of the browser window
Gives the default value for the bookmark text for that page
B and C

8. 7. The World Wide Web was created by
Microsoft
Oracle
ICANN
Tim Berners-Lee

9. 8. The constraints on a key field are
The values of the field have to be unique
The field cannot be empty in any record
It must be a text field
A and B

10. 9. A DBMS which is used for very large amounts of data in business is
A. mySQL B. Oracle C. MS Access D. DB2

11. 10. The “or” operator in a query
Will give more results than an “and” operator
Is expressed by putting different criteria on different lines in the query table
Will give a hit only if both criteria are satisfied
None of the answers

12. 11. Referential integrity has to do with
DBMS enforcing relationships between tables
A DNS server translating between IP numbers and domain names
HTML code being interpreted by a browser
A translator changing high-level code to machine code

13. 12. A is one-to-many with B means
For one A, there is zero or more B’s
For one B, there is one or more A’s
B must be a numeric field
Both A and B are true

14. 13. The Internet arose from the combination of
The World Wide Web and mailing lists
NSF Net and ARPA Net
Some commercial networks
CompuServe and MilNet
None of the above

15. 14. Net neutrality is guaranteed by the Internet protocols
supported by the large telecoms
treating all packets on the Internet equally
impossible at this stage of technology

16. 15. Data validation in a DBMS includes
checking the data types
checking the data values
checking the indexing of the fields
all of the answers

17. 16. The front end of a DBMS is
the ability to sort data in any order
the user interface to interact with the data
the software that allows backups to be made
the price for the first version of the software