This computer science problem involves algorithmic thinking and programming concepts. The solution below explains the approach, logic, and implementation step by step.
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Welcome back nyarkojoshua933 — missed you this week. Here are the answers to the questions: 4. (a) List three ways to edit a picture in Microsoft Publisher application. • Use the Crop tool to remove unwanted parts of the picture. • Use the Brightness/Contrast tool to adjust the brightness and contrast of the picture. • Use the Resize tool to change the size of the picture. 4. (b) What are Macros as used in Spreadsheet applications? Macros are a series of commands and instructions that are recorded and saved to perform repetitive tasks automatically in a spreadsheet. They help save time and reduce errors by automating tasks. 4. (c) State the function of the SQL command SELECT. The SELECT command is used to retrieve data from one or more tables in a database. It is used to query the database and return the specified columns and rows that match the given conditions. 4. (d) Write the syntax of the SQL command SELECT. The syntax for the SQL SELECT command is: `sql SELECT column1, column2,... FROM table_name [WHERE condition]; ` 5. (a) Explain the term variable as used in programming. A variable is a named memory location used to store data that can change during program execution. It has a specific data type and is identified by a unique name. 5. (b) Write the syntax of how a variable is declared in QBASIC programming language. The syntax for declaring a variable in QBASIC is: ` DIM variable_name AS data_type ` 5. (c) An HTML page uses the field name Full Name to collect information from users: (i) State the input type for the Full Name field. The input type for the Full Name field is text (type="text"). (ii) Write the HTML tag for the input type; id and field name for the Full Name field. The HTML tag is: `html <input type="text" id="fullName" name="FullName"> ` Send me the next one 📸