IT Infrastructure Midterm
a) The sticker provided for you to put on your Web page when you validate allows you to click on the sticker for revalidation b) If you receive errors when validating, it is recommended to only fix the first error when validating, and then to revalidate What is true/false?
1 is true, 2 is true
1) Web page text can be scaled for cell phone access by using the media="handheld" attribute setting in a <link> tag on your web page. 2) Web page text can be scaled for cell phone access by using the name="viewport" attribute setting in a <meta> tag on your Web page. What is true/false?
1 is true; 2 is false
What is the correct HTML for making a checkbox?
<input type="checkbox">
What is the correct HTML for making a drop-down list?
<select>
Which of these tags are all <table> tags?
<table><tr><th><td>
a) XTHML has made HTML, for the most part, obsolete. b)XHTML is easier to master, compared to HTML. what is true/false?
A is false, B is false
a) Developing web pages requires specialized web-development software, like Visual Studio b)Servers use special software to format your web page before it goes to your client machine so that your browser can display it What is true/false?
A is false; B is false
a) HTML tags are case sensitive b) XTHML tags are case sensitive What is true/false?
A is false; B is false
What does a router do?
Forwards data packets to their network destination
Which tool is considered the gold standard of PPC analyzing tools?
Google Analytics
What does HTML stand for?
Hypertext Markup Language
Which TCP/IP layer adds information about the IP addresses and port numbers of the client and server machines? 1)Internet Layer 2)Transport Layer 3)Application Layer 4)Link Layer
Internet Layer
The probability of a single impression on a keyword search...
Is based on a cost per click
Which of the following is a reason to denormalize?
It's too expensive to rewrite a system with normalized data
Which TCP/IP layer movement of data packets across a network, by putting them "on the wire"? 1)Internet Layer 2)Transport Layer 3)Application Layer 4) Link Layer
Link Layer
The TCP/IP layer where data streams are chopped into packets is the ____. 1) Data link layer 2)Segmentation Layer 3)Transport Layer 4)Internet Layer
Transport Layer
The probability of a click on an ad once an impression is made...
Usually reaches a maximum far below 100% ANDIs based on a cost per click
Who is in charge of web standards, like what is included in the HTML language?
W3C
How do you define a block of code in JavaScript?
With braces -- {}
Which event is executed when a user clicks on a form's submit button?
onsubmit
What's another name for a row inside a relational table?
record
As the data packet moves from the lower to upper layers in the ECP/IP framework, header are _____.
removed
1NF removes...
repeating groups
What's the modulus (%) operator do?
returns the remainder
When using JavaScript to validate a radio button on an HTML form, you...
...loop through radio buttons that have the same name to check value and checked status
How do you insert a comment in a CSS file?
/* This is a comment */
Which of the following would normally be a function of a file server within a computer network? 1) File Servers store and manage data files and software 2)File servers manage other shared resources like shared printers and shared devices 3)File servers regulate communication with other servers 4)File servers provide client machines with access to static files and resources
1, 2, 3, and 4
What is the preferred way for adding a background color in HTML (when not using a CSS)?
<body style="background-color:red">
a) With hyperlinks or images, local addresses can only access picture files or other web pages that exist within the current website b) with hyperlinks or images, absolute addresses can only access picture files or other web pages that exist on another website somewhere on the web. What is true/false?
A is true, B is false
a) The Web was created in a Swiss Laboratory in the 1990s. b) The internet uses an advanced form of a circuit switching to send data from computer to computer. What is true/false?
A is true. B is false.
a) Either the <b> or <strong> tags can be used for making a text bold on an HTML page. b) The <h1> tag is typically used for the largest heading on an HTML page. What is true/false?
A is true; B is true
Which of the following is considered a database?
A library card catalog
A CSS file designed to only work in some contexts, uses what operator at the beginning of the style name? a) # b) . c) + d A or B
A or B
Which TCP/IP layer runs email programs, like POP and SMTP, and encryption programs, like SSL? 1)Application Layer 2)Link Layer 3)Internet Layer 4)Transport Layer
Application Layer
In an ERM, Relationships between entities have...
Cardinality
What is one phase in the EBusiness Marketing Flow discussed in the chapter?
Eyeballs
Which of the following are compiled into executable code before placing on a Web page?
Neither HTML and JavaScript
Which of the following statements is true? 1) Validation ensures that Web pages look identical across computers 2)Validation ensures that Web pages look identical across browsers 3)Validation ensures that Web Pages look identical across operation systems 4) None are true
None are tru
Which type of advertising is most risky for the advertiser
Pay for ad availability
Which type of advertising is most risky for the advertising firm (e.g., Google)
Pay per conversion
The __________ address, also known as the link address, is the address of a node as defined by its interface card (NIC). 1)IP 2)Port 3)Physical 4)Logical
Physical
STATEMENT 1: Search engines report the cost per click at the ad level where the click occurs, and not at the keyword level. STATEMENT 2: The cost per click will be equal to the bid amount of the highest bidder. What is true/false?
Statement 1 is false and statement 2 is false
STATEMENT 1: The search engine reach is one of the most important aspects to consider when developing a PPC strategy, especially for small businesses STATEMENT 2: You should always concentrate on the most-searched keywords. The businessperson who identifies the most-searched keywords will have the best sales campaign. Which is true/false?
Statement 1 is false and statement 2 is false
STATEMENT 1: Although many keyword research tools suggest hundreds or thousands of keywords, it's probably a good idea to only concentrate on keywords that lead to conversions. STATEMENT 2: Search engines utilize the keywords in your PPC advertising to further identify your site in normal "organic" searches. What is true/false?
Statement 1 is true and statement 2 is false
STATEMENT 1: Calculating the opmtimal cost per click is complicated because the proabability of an impression both affects and is affected by the optimal cost per click. STATEMENT 1: Calculating the optimal cost per click is complicated because the proabability of an click on an ad both affects and is affected by the optimal cost per click. What is true/false?
Statement 1 is true and statement 2 is true
STATEMENT 1: Internet Explorer can display XML streams in a type of tree format STATEMENT 2: Internet Explorer can be used to validate your XML What is true/false?
Statement 1 is true, and statement 2 is false
STATEMENT 1: Tags in XML require terminators or terminating tags STATEMENT 2: XML is case sensitive What is true/false?
Statement 1 is true, and statement 2 is true
STATEMENT 1: XML data streams mainly consist of both elements and attributes STATEMENT 2: A namespace is a bunch of rules What is true/false?
Statement 1 is true, and statement 2 is true
What HTML section can contain JavaScript?
The <head> section OR the <body> section
Say you were working on a student/assignment/class normalized database. As can be expected, the class table / assignment table relationship is one-to-many, meaning that each class can have many assignments, but each assignment can only have one class. The director of the degree program has decreed that assignments should be allowed to span more than one class. You would need to make the following changes to keep a normalized database:
You would add an associative table, AssignmentClass, that resolves the many-to-many relationship between assignment and class