01 |
When opening the homepage do pop-up windows open? |
Storey et al. (200293 STOREY M-A, PHILLIPS B, MACZEWSKI M & WANG M. 2002. Evaluating the usability ofWeb-based learning tools. Educational Technology & Society, 5: 91-100.); Petre et al. (200676 PETRE M, MINOCHA S & ROBERTS D. 2006. Usability Beyond the Website: an Empirically Grounded E-commerce Evaluation Instrument for the Total Customer Experience. Behaviour & Information Technology, 25: 189-203.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
02 |
Does the homepage present the site’s main content areas (navigation)? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
03 |
Does the homepagemake clearwhat the site does (demonstrate the main products and or a brief description of its objective and or benefits that it offers), without needing the roll-bar? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
04 |
Does the homepage present a summary of the most important sales? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
05 |
Does the site have moving images that can distract the user? |
Colesca (200725 COLESCA SE. 2007. An Assessment of the Quality of the Romanian Urban Web Sites. Informatica Economică, 42: 26-33.) |
06 |
Do the links for sales go directly to the sale announced? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
07 |
Are the menus in alphabetical order? |
Olsina et al. (200172 OLSINA L, GODOY D, LAFUENTE GJ & ROSSI G. 1999. Specifying Quality Characteristics and Attributes for Websites, in Proceedings of the First ICSE Workshop on Web Engineering, 16-17 May Los Angeles, USA.) |
08 |
Does the site have a cascademenu? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.) |
09 |
For navigation, is there a track on the left or links on top of the page? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
10 |
Are sub-categories grouped? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
11 |
Does the title of the window (browser) list the name of the site in the first place? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
12 |
Are there information for telephone contact or an address? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.); Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.); |
13 |
Do the page have a consistent visual appearance, that is do they always have the same visual appearance? |
Aladwani & Palvia (20028 ALADWANI AM & PALVIA PC. 2002. Developing and validating an instrument for measuring user-perceived web quality. Information & Management, 39: 467-476.); Ferreira & Nunes (200833 FERREIRA SBL & NUNES RR. 2008. E-Usabilidade, Rio de Janeiro: LTC.) |
14 |
Does the site have the option to access it in other languages? |
Colesca (200725 COLESCA SE. 2007. An Assessment of the Quality of the Romanian Urban Web Sites. Informatica Economică, 42: 26-33.) |
15 |
Do the clickable words (in color or underlined) have a distinct form when selected? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.) |
16 |
Do the field labels begin with a capital letter, and are the remaining letters in lower case? |
Aldwani & Palvia (20028 ALADWANI AM & PALVIA PC. 2002. Developing and validating an instrument for measuring user-perceived web quality. Information & Management, 39: 467-476.) |
17 |
Are the titles aligned to the left? |
Inkpen et al. (200647 INKPEN K, DEARMAN D & ARGUE R. 2006. Left-Handed Scrolling for Pen-Based Devices. International Journal of Human-Computer Interaction, 21: 91-108.) |
18 |
Are text paragraphs separated? |
Zerfass & Hartmann (2005108 ZERFASS A , HARTMANN B. 2005. The usability factor: Improving the quality of E-content. In E-Content (pp. 165-182). Springer Berlin Heidelberg.) |
19 |
Are apparently clickable words in fact clickable? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
20 |
Are the title for screens, windows and dialog boxes on top, centered or left justified? |
Inkpen et al. (200647 INKPEN K, DEARMAN D & ARGUE R. 2006. Left-Handed Scrolling for Pen-Based Devices. International Journal of Human-Computer Interaction, 21: 91-108.) |
21 |
Do all the pages have a search field? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
22 |
When there is rolling, are there design elements (in the initial screen) thaat appear with end of page markers? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.) |
23 |
Does the company logo in the upper left corner on all the site pages? |
Roth et al. (201087 ROTH S, SCHMUTZ P, PAUWELS S, BARGAS-AVILA J & OPWIS K. 2010. Mental models for web objects: where do users expect to find the most frequent objects in online shops, news portals, and company web pages? Interacting with Computers, 22: 140-15.) |
24 |
Is there a link with a single click that leads to the homepage? |
van der Merwe & Bekker (200399 VAN DER MERWE R & BEKKER J. 2003. A framework and methodology for evaluating e-commerce Web sites. Internet Research: Electronic Networking Applications and Policy, 13: 330-341.) |
25 |
Does the site allow navigating its pages in only one window, that is, there is not opening of new windows in amid the navigation? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
26 |
Are there different colors for previously visited links? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
27 |
Is there a list of frequently asked questions - FAQs? |
Colesca (200725 COLESCA SE. 2007. An Assessment of the Quality of the Romanian Urban Web Sites. Informatica Economică, 42: 26-33.); Hernández et al. (200743 HERNÁNDEZ B, JIMÉNEZ J & MARTÍN MJ. 2009. Key website factors in e-business strategy. International Journal of Information Management, 29: 362-371.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
28 |
When entering search terms in the search field does the search engine offer suggestions? |
Long & McMellon (200462 LONG M & MCMELLON C. 2004. Exploring the determinants of retail service quality on the internet. Journal of Services Marketing, 18: 78-90.) |
29 |
Is the search system flexible in relation to the terms used by the user, that is, if the user types a term incorrectly, does the search system suggest a correction? |
Agner (20125 AGNER L. 2012. Ergondesign e arquiterura de informação: trabalhando com o usuário. Rio de Janeiro: Quartet, 3a. edição.) |
30 |
Do the search results allow classification by other criteria in addition to cost? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
31 |
Do long lists present indicators of communication, number of items and pages? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
32 |
Are page continuation items visible? |
Agner (20125 AGNER L. 2012. Ergondesign e arquiterura de informação: trabalhando com o usuário. Rio de Janeiro: Quartet, 3a. edição.) |
33 |
Is the price of a product next to the image or link for the product? |
Hung & McQueen (200445 HUNG W-H & MCQUEEN RJ. 2004. Developing an Evaluation Instrument for eCommerce Web Sites from the First-Time Buyer’s Viewpoint. Electronic Journal of Information Systems Evaluation, 7: 31-42.) |
34 |
Is it possible to expand the photos of products to visualize details? |
Novikova (2009); Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
35 |
In products in which there is more than one perspective, is it possible to visualize all the perspectives? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
36 |
Are the groups of command buttons available in the column to the right, or on a line below the objects to which they are associated? |
Inkpen et al. (200647 INKPEN K, DEARMAN D & ARGUE R. 2006. Left-Handed Scrolling for Pen-Based Devices. International Journal of Human-Computer Interaction, 21: 91-108.) |
37 |
Is there sufficient information about the products (size, basic characteristics)? |
Signore (200591 SIGNORE O. 2005. ‘A comprehensive model for Web sites quality’. Proc. of the Seventh IEEE International Symposium on Web Site Evolution (WSE’05), pp. 30-36.) |
38 |
Is there a way for consumers to provide to insert feedback about the products? |
Agner (20125 AGNER L. 2012. Ergondesign e arquiterura de informação: trabalhando com o usuário. Rio de Janeiro: Quartet, 3a. edição.) |
39 |
Are there background images for the text? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
40 |
Does the site present related products at the end of the page? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
41 |
Is there an option to share the page on social networks? |
Agner (20125 AGNER L. 2012. Ergondesign e arquiterura de informação: trabalhando com o usuário. Rio de Janeiro: Quartet, 3a. edição.) |
42 |
Is there an on-line help option? |
Hernández et al. (200743 HERNÁNDEZ B, JIMÉNEZ J & MARTÍN MJ. 2009. Key website factors in e-business strategy. International Journal of Information Management, 29: 362-371.) |
43 |
Does the site have multimedia for product presentation? |
Aladwani & Palvia (20028 ALADWANI AM & PALVIA PC. 2002. Developing and validating an instrument for measuring user-perceived web quality. Information & Management, 39: 467-476.) |
44 |
Does the company offer a free service, such as free shipping? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
45 |
Is there an indication that the site is safe at the time of making the purchase? |
Nielsen & Tahir (200269 NIELSEN J & TAHIR M. 2002. Homepage usability: 50 websites deconstructed. Indianapolis, In: New Riders.) |
46 |
When filling in the forms, can the user visualize the next steps in the interface? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
47 |
Does the site have other payment forms in addition to a credit card? |
Yoo & Donthu (2001105 YOO B & DONTHU N. 2001. Developing a scale to measure the perceived quality of Internet shopping sites (SITEQUAL). Quarterly Journal of Electronic Commerce, 2: 31-47.); Hung & McQueen (200445 HUNG W-H & MCQUEEN RJ. 2004. Developing an Evaluation Instrument for eCommerce Web Sites from the First-Time Buyer’s Viewpoint. Electronic Journal of Information Systems Evaluation, 7: 31-42.) |
48 |
Is it possible to know the total cost before registering (including shipping costs)? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.) |
49 |
Are the fields used for the forms to be filled in by the user grouped linearly, avoiding unnecessary spaces? |
Inkpen et al. (200647 INKPEN K, DEARMAN D & ARGUE R. 2006. Left-Handed Scrolling for Pen-Based Devices. International Journal of Human-Computer Interaction, 21: 91-108.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
50 |
When filling in a form, are options that are not valid or not available visibly deactivated to avoid errors? |
Nielsen (200066 NIELSEN J. 2000. Projetando websites. Gulf Professional Publishing.) |
51 |
When filling in a form, is information provided about how to complete the form? |
Cybis (200722 CYBIS W. 2007. Ergonomia e Usabilidade: conhecimentos, métodos e aplicações/Walter Cybis,Adriana Holtz Betiol, Richard Faust. São Paulo: Novatec Editora.); Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
52 |
Are required data differentiated from optional data in a visually clear manner? |
Cybis (200722 CYBIS W. 2007. Ergonomia e Usabilidade: conhecimentos, métodos e aplicações/Walter Cybis,Adriana Holtz Betiol, Richard Faust. São Paulo: Novatec Editora.); Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.) |
53 |
Is it possible to make a purchase without registering (which includes user name and password)? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
54 |
Does the system provide audio signals when there is a problem with the data entered? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
55 |
Are the error messages free of abbreviations and or codes generated by the operating system? |
Cybis (200722 CYBIS W. 2007. Ergonomia e Usabilidade: conhecimentos, métodos e aplicações/Walter Cybis,Adriana Holtz Betiol, Richard Faust. São Paulo: Novatec Editora.) |
56 |
Can any user action be taken back with the UNDO or BACK option? |
Nielsen & Loranger (200668 NIELSEN J & LORANGER H. 2006. Prioritizing web usability. Pearson Education.); Tezza et al. (201197 TEZZA R, BORNIA AC & ANDRADE DF. 2011. Measuring web usability using item response theory: Principles, features and opportunities. Interacting with Computers, 23: 167-175.) |
57 |
Does all the non-textual content that is presented to the user have an alternative in text form that serves an equivalent purpose? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
58 |
Can the information, structure and relations broadcast through the presentation be determined in a programmatic form or are they available in the text? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
59 |
Is there another visual form of presenting information, beside color, to indicate an action, request a response or distinguish a visual element? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
60 |
Does the visual presentation of text and images have a relation of contrast of at least 4.5:1? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
61 |
Except for captions and text images, can the text be resized up to 200 percent without support technology, and without losing content or functionality? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
62 |
Does the visual presentation of text and images have a contrast ratio of at least 7:1? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
63 |
Are all the content functions operable through a keyboard interface without a need for any space of time between each individual item entered, except when the subjacent function requires entering data that depends on the sequence of actions by the user and not only on final points? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
64 |
For each time limit defined by the content, is there control by the user? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
65 |
For information in movement, in an intermittent mode, in shifting or automatic updating, is there an option for user control? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
66 |
Is a mechanism available to ignore blockages of content that are repeated on various Web pages? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
67 |
Do the Web pages have titles that describe the topic or finality? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
68 |
Can the finality of each link be determined based only on the text of the link or based on the text of the link together with the respective context of the determined link in a programmatic form, except when the finality of the link is ambiguous for users in general? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
69 |
Do the headers and the tags describe the topic or the finality? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
70 |
Can the pre-defined human language for each Web page be determined in a programmatic manner? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
71 |
Does changing the definition of a component of the user interface automatically provoke a change of context, at least when the user has been warned about this situation before using the component? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
72 |
Are the components that have the same functionality in a set of Web pages identified in a consistent manner? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
73 |
If an input error is automatically detected, is the item that has the error identified and is the error described to the user in text? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
74 |
Are labels or instructions provided when the content requires inputting data by the part of the user? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |
75 |
In the content implemented using languages for marking, do the elements have complete marks at the beginning and end, are the elements fit according to the respective specifications, do the elements have duplicated attributes, and are all the IDs exclusive? |
W3C (2008100 W3C. 2008. Web content accessibility guidelines (wcag) 2.0. W3C Recommendation. Disponível em: Disponível em: http://www.w3.org/TR/WCAG20/
. Acessado em 25 de maio de 2015. http://www.w3.org/TR/WCAG20/...
) |