1. For user-Center design which of the following is the best strategy? a. Preten
ID: 3813584 • Letter: 1
Question
1. For user-Center design which of the following is the best strategy?
a. Pretend to be a user
b.Do not think like a user
c. Work with user and then learn to think like a user
d.Assume user Perspective
2.An EHR system requests the user for user credentials. This is an example for
a. Authorization
b. Authentication
c. Non-Repudiation
3. Which of the following is not part of software architecture?
a. Module View
b. Allocation View
c. None of the Above
4. A database table that does not have a primary key violates?
1st Normalization forms
2nd Normalization forms
3RD Normalization forms
All of the above
Explanation / Answer
1. For user-Center design which of the following is the best strategy?
Ans: c. Work with user and then learn to think like a user.
Explanation: When working with user, understand the painpoints of the user and solve it, After few cycles, the design will be matured with increased usability.
2. An EHR system requests the user for user credentials. This is an example for
b. Authentication
Explanation: User credentials are for Authentication. Once a user is authenticated by EHR system, he can authorize certain things, can be asked for some signature for non-Repudiation.
3. Which of the following is not part of software architecture?
c. None of the Above
Explanation: A & B both are part of Documenting Software Architecture.
4. A database table that does not have a primary key violates?
Ans: 1st Normalization forms
Explanation: 1st normal for enforces each set of data has to be identified with a primary key. 2nf is applicable in case of composite primary key. 3nf is applicable for transitive dependencies of attribute. (Suppose attribute X depends on primary key Y, there should not be any attribute Z which is dependent on X.)
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