1st Unit to Coding
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Information Technology? | Is a system concerned with the processing, storage, and transfer of information.
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| Data? | Is facts waiting to be analyzed for information.
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| Information? | Is organized data from which conclusions and answers can be drawn by words, numbers, pictures, sounds, video, graphs.
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| Knowledge? | Is what you learn when you analyze information from different data sources.
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| IT system? | Is a combination of hardware, software, databases, networking, telecommunications, and procedures.
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| Types of IT systems? | Computer, PDA, Grocery Self-Checkout, and a Robot that performs or collects data.
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| What do computers run on and when are electric circuits are open or closed? | They run on electricity and 0 means on and 1 means off.
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| ASCII? | American Standard Code for Information Interchange.
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| How many characters are in ASCII? | 128 till it later on expanded to 256.
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| Binary? | Counting with only 2 digits. 0-1.
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| Decimal? | Counting with only 10 digits. 0-9.
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| Hexadecimal? | Counting with 16 digits. 0-9 and A-F.
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| Systems Development Life Cycle? | Planning, analysis, design, coding, testing, and maintenance.
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| How to analyze the problem? | First understand the problem or opportunity, then define the project scope and constraints, next perform fact finding by analyzing organization charts.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
yang53610
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