Chapter 12 Blog Post

Who belongs to a project team?

Users, the systems analyst and the other IT professionals.


What skills should a system analyst have?

1. Technical skills
2. Business skills
3. Problem solving
4. Communication skills

Chapter 11 Blog Post

What are the responsibilities of  database analysts and administrators?

The analyst defines relationships of data and identifies users access privileges.
The administrator creates and maintains data dictionary, manages security, monitors performance and checks backup.


How do their jobs differ?

The administrator has to have a more technical view of data.

Chapter 10 Blog Post

List various communications devices.

Cable modem, DSL modem, ISDN modem, wireless modem, router, wireless access points,  and network cards.


List ways you can try to strengthen your wireless signal.

1. Make sure antennas are completely extended.
2. Replace router antenna with a wireless signal booster. 
3. Put wireless router in central location of your home.
4. Purchase a range extender.
5. Replace your wireless router or access pint with a newer model.

Short Answer Chapter 9

What is a service pack?

Free downloadable updates from the software maker.



How do users without an Internet connection obtain updates?

They can order updates on a disc for a small shipping fee.

Chapter 8 Short Answer

What is the life span of a memory card?

10-100 years


List ways to care for a memory card.

1. Do not bend the card.
2. Avoid dropping the card.
3. Keep cards away from direct sunlight.
4. Do not expose cards to extreme temperatures.
5. Do not remove the card while data is transferring to it or from it.

Chapter 7 Short Answer

What is a streaming cam?

It has the illusion of moving images because it sends a continual stream of still images. 

List steps you can take to prevent unauthorized webcam use. 

1.       Unplug the webcam

2.       Cover the lens

3.       Register the hardware

4.       Use a strong password

Chapter 6 Short Answer

List some reasons that home and businesses choose cloud computing.

1.       Accessibility

2.       Cost savings

3.       Space savings

4.       Scalability

In reference to cloud computing, describe the front end and back end.

The front end is the hardware and software that the user interacts with to access the cloud.

The back end is storage devices and servers that manage and store the resources accessed by users.

Short Answer Chapter 5

List five backup methods and how they differ.

1.       Full Backup

2.       Differential Backup

3.       Incremental Backup

4.       Selective Backup

5.       Continuous Data Protection (CDP)

What are the four components contained in a disaster recovery?

1.       Disaster Type

2.       What to Do First

3.       What Might Occur

4.       What to Include in the Plan