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CREATE TABLE contacts(Con_id NUMBER(4),Company_name VARCHAR2(30) not null,E_mail VARCHAR2(30),Last_date DATE DEFAULT SYSDATE,Con_cnt NUMBER(3) CHECK (Con_cnt > 0),PRIMARY KEY (Con_id));
Write a code to add two rows of data to the table that was created using the command above. Ensure the default option on the LAST_DATE column is used in the second row added. Also, issue a command to permanently save the data to the table.
Which references source a page fault with LRU page replacement policy? Illustrate your intermediate working in table below with three columns.
utalize the member function max() as an external function.
Why is a PC based DBMS like MS Access often suggested as a good candidate to use in story boarding/prototyping the user interface presentation screens and basic database functionality for the new database development (even though MS Access is not ..
This is meant as a discussion topic, this is not an essay. Describe the OSI and TCP/IP reference models. express the similarities and differences between them. consider how the layered stack approach assists in our understanding of these referenc..
How is the input and output processing structured in the C language? How can you show some combination of words and numbers on the computer's screen? How to get information from a keyboard to be used in your program.
Explain the origins/genesis of the wireless networking. Explain the devices included used and how they operate.
Free Speech Online Some feel that there is too much objectionable material allowed on the Internet, whereas others argue that the Internet must be completely censored.what restrictions must be imposed.
How to plan a WAN network linking a toy manufacturing plant? Plan a WAN network linking a toy manufacturing plant (located in Dallas Texas) with two division centres (Los Angeles, California and Pittsburgh, Pennsylvania)
Write down a code in preparation for creating a spell-checker. For now don't worry about actually spell checking: Just write a program that can read in the dictionary word by word.
Where are the majority of defects found in a final program introduced? What can be completed to minimize these errors.
build a Swing applet with a JButton labeled "Who's number one?." When user clicks the button, display your favorite sport team in a large font (Use Houston Rockets for the sports team). Please save the file to JNumberOne.java
For each value read, the program should display the original value, the number rounded to the nearest integer, the number rounded to the nearest tenth, the number rounded to the nearest hundredth and the number rounded to nearest thousandth.
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