An inventory control system that keeps track of what items are in stock and automatically generates orders for new stock then the level falls below a certain value.

Using the four basic application types introduced in this chapter, classify the
following systems and explain your classification:
A point-of-sale system in a supermarket
A system that sends out reminders that magazine subscriptions are due to
be paid
A photo album system that provides some facilities for restoring old
photographs
A system that reads web pages to visually disabled users
An interactive game in which characters move around, cross obstacles and
collect treasure


1. Point of sale system: Transaction processing
2. Subscription reminder system: Batch processing
3. Photo album system: Event processing
4. Web page reader: Language processing
5. Interactive game: Event-processing
6. Inventory control system: Transaction processing

Computer Science & Information Technology

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Naming an array, stating its type and specifying the number of elements in the array is called________ the array.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

Computers are playing an increasing role in education. The use of computers in edu- cation is referred to as computer-assisted instruction (CAI). Write a program that will help an elemen- tary school student learn multiplication. Use the random module to produce two positive one-digit integers. The program should then display a question, such as How much is 6 times 7? The student then types the

answer. Next, the program checks the student’s answer. If it is correct, print the string "Very good!" on the screen and ask another multiplication question. If the answer is wrong, display "No. Please try again." and let the student try the same question again repeat- edly until the student finally gets it right. A separate function should be used to generate each new question. This method should be called once when the program begins execution and each time the user answers the question correctly. [Hint: To convert the numbers for the problem into strings for the question, use function str. For example, str( 7 ) returns "7".] What will be an ideal response?

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Excel provides only one technique for changing the name of a worksheet

Indicate whether the statement is true or false

Computer Science & Information Technology

The task-based command-line scripting interface that enables you to perform a large number of remote management tasks is _____________________

a. Remote Assistance b. Windows Remote Management c. Remote Desktop d. Windows PowerShell

Computer Science & Information Technology