Other Programming & Computer Science Answers

Why is web page design different to designing for printed media? What are design guidelines? Neilsen produced some design guidelines for web sites. What were three issues he covered? and What is meant by accessibility? Give three examples of how web sites can aid accessibility. *

Show and, or & not gate outputs using universal gates also draw truth tables to verifying your answers

Take the first number as 0.00000000000003234 and assume any second number to demonstrate the concept of overflow or underflow for the given representation. (You may assume any second number to demonstrate overflow or underflow).

 SHOW OUTPUT WAVE FORM OF THE FOLLOWING SEQUENTIAL LATCHES/ FF WHEN:

 S/D={1,0,1,0,0,1,1,1,1,0,1,1 }

R={0,1,0,0,0,0,0,1,1,0,1,0}

CLK={1,0,0 ,1,1,1,1,1,0,1,0,1 }

• SR LATCH (NOR GATE)
• DLATCH
• MASTER-SLAVE
• SR LATCH (NAND GATE)

Why is web page design different to designing for printed media? What are design guidelines? Nielsen produced some design guidelines for web sites. What were three issues he covered? and What is meant by accessibility? Give three examples of how web sites can aid accessibility. 

What are the various difficulties with poor design? Discuss psychological and physical user responses to poor design and explain any 5 important Human characteristics in Design 

 What is meant by user-centered design? How does evaluation fit into a user-centered design lifecycle?

Explain about GUI Interface designs ,discuss about the popularity of graphics and explain the concept of Direct manipulation.

You began drawing E-R diagrams soon after your entry into the Ghana Health Service for which you and your team are designing a Patient Record Management System. Some of your team members are skeptical about using E-R diagrams before the design of the Patient Record Management System. To persuade your team members, write a report (about 300 words) discussing why early use of E-R diagrams in the design of an information system is worthwhile.

Consolidated Bank Ghana, one of the leading banking institutions in the country, is trying to train users of its newly installed computer systems. For the users to get the proper training, the Systems Analysts involved with the project sent memosto the heads of the seven departments that include both primary and secondary users. The memo said in part: “Only people who feel as if they require training need to make reservations for off-site training; all others should learn the system as they work with it on the job.” Of the 30 possible users, only 12 signed up. The Analysts were satisfied that the memo effectively screened people who needed training from those who did not. –...4/5 (i) In about 250 words, explain how the Systems Analysts got off the track in their approach to training. [10 marks] (ii) Discuss the steps you would take to ensure that the right people at Consolidated Bank Ghana are trained. [10 marks