Which productivity software should Paul use?
IBM DB2
Google Docs
Microsoft Excel
OpenOffice Impress
RATIONALE
OpenOffice Impress is presentation software from Apache that Paul can use for the meeting.
CONCEPT
Productivity Application Software
5
Because a computer typically runs a variety of programs simultaneously, the role of the operating system
is to ensure that all programs have access to the __________.
CPU
keyboard
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Sophia :: Welcome
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power supply
monitor
RATIONALE
The CPU manages the commands it receives from the computer software. When a computer is multitasking, the
software must access the CPU so that it gets the resources it needs to execute tasks and instructions.
CONCEPT
Operating Systems
6
Which of the following is NOT a challenge of data warehouse design?
Internet speed
Data quality
Determining analytics and reporting
Performance requirements
RATIONALE
Data quality, determining analytics and reporting, and performance requirements are challenges of data
warehousing. Internet speed is not a challenge, because it does not affect the quality of data warehouse design.
However, Internet speed
does
affect data access.
CONCEPT
Trends and Challenges with Data Warehousing
7
Which of the following correctly describes a record?
A record is a flat file.
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A record is a set of data organized in columns and rows.
A record appears as a row in a table.
A record consists of one field.
RATIONALE
A record appears as a row in a table. An attribute or a field appears as a column in a table.
CONCEPT
Introduction to Databases
8
Identify the statement about Windows tasks that is FALSE.
A common way to shut down the computer’s operating system is by using the Start menu.
The boot process is the process for powering off a computer.
To launch an application, click the Windows icon, select "All Programs," and then click an application.
Users log into their accounts on the Welcome screen, before Windows is ready to use.
RATIONALE
A common way to shut down the computer’s operating system is by using the power icon in the Start menu.
Clicking on the Windows icon, and then selecting "All Programs" will launch an application. The Welcome
screen prompts users to log into their accounts before accessing Windows. However, the boot process is NOT the
process for powering off a computer. The boot process is used to power on a computer.
