Usability experts cite three main goals of HCI and usability. Which of the following is not a usability goal?
1. Effectiveness
2. Efficiency
3. Replication
4. User satisfaction
3
Rationale: Effectiveness is related to the usefulness of technology in completing desired goals. The efficiency of systems deals with the expenditures of resources, where resources are time, productivity, error rates of users or the costs of the system to the organization in terms of value of the product compared to the purchase price, little used options or redesign of applications. User satisfaction can be assessed by measuring perceptions about the efficiency or effectiveness of interactions with the system.
You might also like to view...
The "fruit" problem in meta-analysis refers to:
A) Including studies in the analysis from multiple disciplines B) Including both unpublished and published reports in the analysis C) Including both qualitative and quantitative findings in the analysis D) Including studies that have addressed different research questions
When drawing up a medication from an ampule, which of the following should you do as part of correct procedure?
1. Snap the top so that it opens away from you. 2. Allow the needle to rest against the neck of the ampule. 3. Inject air before withdrawing medication. 4. Wipe the top with an alcohol swab before puncturing it.
A client has a urinary catheter in place and connected to a drainage bag. When transferring the client to another department, the nurse would take which of the following steps?
1. Ask the client to hold the bag in the lap hidden under the sheet. 2. Place the bag on an intravenous pole for easy transport. 3. Keep the bag on the back of the wheelchair for easy output assessment. 4. Place the bag below bladder level.
The nurse is working on parenting skills with a mother of three children. The nurse demonstrates a strategy that uses reward to increase positive behavior. This strategy is called which of the following?
1. Time out 2. Reasoning 3. Behavior modification 4. Experiencing consequences of misbehavior