9.What phase of the SDLC gathers business requirements?
9. What is a business requirement?
The specific business requests the system must meet to be successful
9. What is an issue related to the waterfall methodology?
flaws in accurately defining and articulating the business problem, managing costs, resources, and time, and business requirements
9. What are primary form of agile methodology?
RAD, RUP, SCRUM, and Extreme Programming
9. What agile methodology cannot continue on to the next phase until the first phase is complete?
9.What is the fundamental of the RAD methodology?
Focus initially on creating. actively involve systems, accelerate collecting business
9. What are the four gates of RUP?
Inception, elaboration, construction, transition
9. What methodology ends each day or begins with a stand-up meeting to monitor and control the development effort?
9. What is the primary reason companies outsource?
Tap outside sources of expertise
9. What is the least common reason to outsource?
Better manage the costs of internal processes.
9. Why do projects fall behind schedule or fail?
Poor planning or poor project management
9. What are characteristics of a successful project?
Delivered on time, within budget, and meets the business' requirements
9. What is a project manager?
An individual who is an expert in project planning and management
9. What are project constraints?
specific factors that can limit options
9. An organization must identify what it wants to do. What does the "what" mean?
Justification of the project, definition of the project, and expected results of the project
9. An organization must identify how it is going to do it. What does the "how" mean?
analysis of project risks, list of dates
9. What is a technique for choosing strategic projects?
Categorize, perform a financial analysis, focus on organizational groups
9. Most important part of the project plan?
9. What is the critical path?
The path from start to finish that passes through all the tasks that are critical to completing the project in the shortest amount of time
9. What are common reasons why change occurs?
misunderstanding, shift in technology, omission in defining initial scope
9. What is the most remote location and indirect customer control?
9. What is the closest location with customer control?
B. What is a peer-to-peer network?
Any network without a central file server and in which all computers have access to the public files located on all other workstations.
B. What is a client?
A computer that is designed to request information from a server.
B. What is designed to connect a group of computers in close proximity to each other such as in an office building, a school, or a home?
Local area network
B. What spans a large geographic area, such as a state, province, or country?
Wide Area Network
B. Which of the following is not one of the differentiating factors of a network?
B.What runs a network, steering information between computers and managing security and users?
Network Operating System
B. What is a router?
An intelligent connecting device that examines each packet of data it receives and then decides which way to send it onward its destination
B. What is network topology?
Refers to the geometric arrangement of the actual physical organization of the computers and other network devices in a network
B. What is a client/server network?
A model for applications in which the bulk of the back-end processing, such as performing a physical search of a database, takes place on a server, which the front-end processing, which involves communicating with the users
B. What is packet-switching?
Occurs when the sending computer divides a message into a number of efficiently sized units called packets
B. What is interoperability?
The capability of two or more computer systems to share data and resources, even though they are made by different manufacturers
B. What is a protocol?
A standard that specifics the format of data as feel as the rules to be followed during g transmission.
B. What are the network topology?
Bus, Ring, Star, Hybrid, and Wireless
B. What is the bus topology?
All devices are connected to a central cable or backbone.
B. What is the ring topology?
All devices are connected to one another in the shape of a closed loop
B. What allows files containing text, programs, graphics, numerical data, and so on to be downloaded off or uploaded onto a network?
File transfer protocol
B. What allows the management of networked nodes to be managed from a single point?
Simple network management protocol
B. What is TCP/IP's own messaging system for email?
Simple mail transfer protocol
B. What allows Web browsers and servers to send and receive Web pages?
Hypertext transfer protocol
B. What are the commonly used type of guided media?
7: Physical, Data Link, Network, Transport, Session, Presentation, Application
A1. The Access assignment starter file consists of _______ tables.
A1. The Access assignment requires the creation, running, and fully documenting of _____ queries.
A1. The Access assignment requires the creation of _____ data entry forms.
A1. The Access assignment requires the creations and printing of ___ reports.
A1. Which of the following entries would be made on the 'Field' line of the query design grid to cause the table field name 'Name' to be displayed in query results as 'Customer'?
A1. Which of the following entries would be made on the "Field" line of the query design grid to cause the concatenation of table field names "First" and "Last" separated by a space to be displayed in query results as "Name"
Name: [First] & " " & [Last]
A1. What would be the entry on the "Criteria" line of the query design grid for "Last Name" to cause the display the records of only those individuals with last names starting with the letter "P"?
A2. You need to create a calculated field labeled "Profit" that calculates the difference between numeric fields "Revenue" and "Expenses". What would you enter on the "Field" line of the query grid?
A2. What would you enter on the "Criteria" line for the currency field "Fringe Benefits" of the query grid so that only records whose values are $10,000 or less are displayed in the query results?
A2. If you must sort the query results based on the values in multiple fields, the sort order is executed ____.
by use of a SortOrder criteron
A2. If you want each specific value of a specific field to only appear once in the query results, you would use the ____ operator on the "Total" line of the query grid.
A2. Which of the following is not available as an aggregate function in Access?
most occurring value (mode)
A2. When executing a query, all fields used in the design grid ____ be displayed in the query results.
on which selection criterion are specified must
A2. Access reports can display data from _____.
a query involving two or more related tables.
A3. Which of the following will be accepted by Access as valid during data entry?
entering numbers in a field of data type text
A3. Which Access table fields are commonly defined with an input mask?
Social security number, zip code
A3. Which Access table field properties would you use to limit data entry to five (5) characters and ensure that an entry is made?
Field size and required
A3. Which of the following will always print on each and every page of a multi-page, grouped Access report?
A3. While in Access table data sheet view )records showing, a temporary sub=set of selected records can be created and viewed by defining a ___.
A3. While in Access table design view (records not showing), fields upon which their values may have mathematical calculations performed can not be of data type____.
7. What are the five elements that are needed to create a connected world or a network?
Categories, providers, access technologies, protocols, and convergence
7. LANs, WANs, and MANs, all provide users with an accessible and reliable network infrastructure. Which of the below are the most important network differentiating dimensions?
Cost and performance
7. What are the three levels outlined in the book from the top down include___?
National service provider. regional service provider, and internet service provider
7. The speed of transmission of a network is determined by the speed of its smallest _____.
Amount of bandwidth
7. How do TCP and IP differ?
TCP verifies the correct delivery of data in case it is corrupted, where IP verifies the data are sent to the correct IP address.
7. What is a benefit of network convergence?
the weaving together of voice, data, and video, multiple services offered from a single vendor, multiple devices supported by one provider