Question 1
(a)
(i) What is data model?
(ii) State three types of data model.
(b)(i) List three approaches to data modeling.
(ii) Explain any one approach in 1 (b)(i)
Question 2
(a) Vera, a secretary to the manager of her organization is saddled with the responsibility of typing a confidential report. She is also instructed to insert the word “CONFIDENTIAL” diagonally in the background of every page of the report.
(i) State the most suitable application software needed by Vera to produce the report.
(ii) What feature of the application software can be used to insert the word “CONFIDENTIAL” as instructed?
(iii) Mention one measure that can be taken to ensure the confidentiality of the soft copy of the report in the computer.
(b) Explain the following terms:
(i) icon;
(ii) browser.
Question 3
(a) Outline the steps involved in printing the first five pages of a Word document from the print dialog box on a computer with two printers installed.
(b) Sadiq complained that a pop-up usually appears on the screen of his personal computer thereby disturbing him while using the computer.
(i) What is the possible cause of the pop-up?
(ii) State a possible source of the element causing the pop-up.
(iii) What measure would be necessary to stop the pop-up from reoccurring?
(c) Mr. Aneke is billed to address a large audience in an auditorium.
(i) What computer application package is suitable to prepare and deliver his speech?
(ii) State the output device that can be used to transmit Mr. Aneke’s speech note from his computer to a large screen in the auditorium.
(d) Give two types of computer network.
Question 4
(a). Outline the steps involved in creating the Query By Example ( QBE) in figure 1 assuming the table tblcustomer exists already
Figure 1
(b) Write the steps to generate the ISQL statement for the action in 4 (a)
Question 5
(a) Itoro was tasked with the responsibility of producing the report of his group project. He is to submit both the soft and hard copies of the report to his form teacher. The soft copy must be submitted to the email: formteacher@school.edu.ng
(i) List two:
I. applications required to carry out the task;
II. hardware required to carry out the task.
(ii) Identify two conditions to be satisfied by Itoro to submit the electronic copy of the report.
(iii) On the first attempt to send the sfot copy of the report, Itoro observed a “spinning wait cursor”/”spinning disc pointer’ on the screen for a long time.
Identify three possible reasons for the observation.
(iv) State one output device that can be used to produce the hard copy of the report.
Figure 2 is an interface of an application software. Use the figure to answer question 5(b)
Figure 2
(b) (i) Name the type of application software represented in figure 2.
(ii) List three examples of the application in question 5(b)(i).
(iii) Given that the application in figure 2 is running on a computer that has Internet access, outline the steps to follow in creating an email address/account.
Question 6
Figure 3 is created using a Word processor. Use the figure to answer question
6 (a).
Figure 3
(a) (i) What is the name given to the feature on the first character in the document in figure3 ?
(ii) Highlight the steps to:
1. achieve the feature on the first character in 6(a)(i);
2. obtain the two columns as shown in figure 3.
(b) Give two objects that can be placed on a document using the “insert menu” on
MS Word application.
(c) Outline the steps to perform the following actions in CorelDraw:
(i) inserting a circular shape;
(ii) adding the caption “Happy Birthday”;
(iii) changing the colour of the caption to Red;
(iv) fitting the caption around the circular object.
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