Recent questions and answers in Information Technology

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Design a GUI application to accept the side of a square in a text field and calculate the area and perimeter of the square.

answered Mar 20 in Information Technology by Haren (166k points)

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Reema wants to check whether the number is even or not but the code below is giving errors. underline the errors and help her write the correct code.

answered Mar 20 in Information Technology by Haren (166k points)

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Define Primary key and Foreign Key with examples.

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What is the difference between jComboBox and jListBox. Give one method of each of them?

answered Mar 20 in Information Technology by Haren (166k points)

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Which keyword is used to eliminate redundant data in MYSQL?

answered Mar 20 in Information Technology by Haren (166k points)

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Which MYSQL command is used to modify data in a table?

answered Mar 20 in Information Technology by Haren (166k points)

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Which of the following is an invalid variable name and why ? 3names, Integer, name.india, work_plan, jTextRavi, Kapil:Cricket

answered Mar 20 in Information Technology by Haren (166k points)

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Give the output if user selected second radio button if (jRadioButton1.isSelected())

answered Mar 20 in Information Technology by Haren (166k points)

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The clause which is used to arrange the records in ascending or descending order.

answered Mar 20 in Information Technology by Haren (166k points)

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In MYSQL ………. keyword is used to assign meaningful columns names to the results of queries.

answered Mar 20 in Information Technology by Haren (166k points)

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Wild card characters …….and ……..are used in MySQL.

answered Mar 20 in Information Technology by Haren (166k points)

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What is the MYSQL command to view the structure of the table

answered Mar 20 in Information Technology by Haren (166k points)

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Give any two methods of JOptionPane

answered Mar 19 in Information Technology by Haren (166k points)

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What is the difference between getters and setters in JAVA?

answered Mar 19 in Information Technology by Haren (166k points)

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Sheba is entering marks in a table but she is not able to leave the Name field in table as blank. What could be the probable reason(s)?

answered Mar 19 in Information Technology by Haren (166k points)

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SQL supports a set of logical operators. Name any one of them.

answered Mar 19 in Information Technology by Haren (166k points)

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Define Cardinality.

answered Mar 19 in Information Technology by Haren (166k points)

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Hira wants to store values in a table but the command below is giving errors. Write correct MYSQL command for creating table.

answered Mar 19 in Information Technology by Haren (166k points)

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Ms. Reeta is designing an admission form for the college. She wants the user to select his stream from science, commerce and humanities.

answered Mar 19 in Information Technology by Haren (166k points)

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Give one limitation of switch case.

answered Mar 19 in Information Technology by Haren (166k points)

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