Context

Context: Digital Library

Note: This list contains all the constructs (and corresponding measuring variables) as defined by the authors when proposing/using/applying the theories/models in the selected context. It also includes the scales used to measure the variables.

• Construct (Theory/Model): Behavioral Intention (TAM)

  Indicator	Scale	Reference(s)
  Assuming that I have access to the E-library, I intend to use it.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)
  I intend to increase my use of the E-library in the future.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Computer Self-efficacy (TAM)

  Indicator	Scale	Reference(s)
  I could complete the job using the software package if there was no one around to tell me what to do as I go.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if I had only the software manuals for reference.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if I had seen someone else using it before trying it myself.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if I could call someone for help if I got stuck.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if someone else had helped me get started.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if I had a lot of time to complete the job for which the software was provided.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if I had just the built-in help facility for assistance.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I could complete the job using the software package if someone showed me how to do it first.	Likert 1-7, Not al All Confident to Totally Confident	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)

• Construct (Theory/Model): Intention to Use (Use) (TAM)

  Indicator	Scale	Reference(s)
  Assuming that I have access to the digital library, I intend to use it.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  I intend to increase my use of the digital library in the future.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)

• Construct (Theory/Model): Perceived Ease of Use (TAM)

  Indicator	Scale	Reference(s)
  Learning to use the digital library is easy for me.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  My interaction with the digital library is clear and understandable.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  It would be easy for me to become skillful at using the digital library.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  I would find the digital library easy to use.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Perceived Usefulness (TAM)

  Indicator	Scale	Reference(s)
  Using the digital library would enable me to accomplish my study more effectively.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  Using the digital library would improve my performance in my study.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  Using the digital library would make it easier for me to do my assignments and prepare for the examination.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  I would find the digital library useful in my study.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Knowledge of Search Domain (TAM)

  Indicator	Scale	Reference(s)
  I am familiar with the subject domain that I search for on the E-library.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)
  I am knowledgeable in the topic to search for on the E-library.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Relevance (TAM)

  Indicator	Scale	Reference(s)
  The resources in the digital library relate well to my study needs.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  The digital library has enough resources for my study needs.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  The resources in the E-library relate well to my study.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)
  The E-library has enough resources for my study.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Screen Design (TAM)

  Indicator	Scale	Reference(s)
  The E-library commands are well depicted by buttons and symbols.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)
  The layout of the E-library screens is clear and consistent.	Likert 1-7, Strongly Disagree to Agree	(Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Screen Layout (TAM)

  Indicator	Scale	Reference(s)
  The digital library commands are well depicted by buttons and symbols.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  Layout of the digital library screens is clear and consistent.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)

• Construct (Theory/Model): Terminology (TAM)

  Indicator	Scale	Reference(s)
  I understand the terms used throughout the digital library.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)
  The use of terms throughout the digital library is consistent.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014) (Hong, Thong, Wong, & Tam, 2001)

• Construct (Theory/Model): Timeliness (TAM)

  Indicator	Scale	Reference(s)
  The response time of the digital library is satisfactory.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)
  The digital library performs too slowly.	Likert 1-7, Strongly Disagree to Agree	(Hong, Chan, Thong, Chasalow, & Dhillon, 2014)