Statistics for IB Computer Science Topic 1.2 - System Design Basics

Click here to take the quiz!

General Stats
Answer Stats
Score Distribution
Your Score History

General Stats

This quiz has been taken 182 times
(177 since last reset)
The average score is 16 of 57

Answer Stats

Definition	Term	% Correct
Physical element, e.g. screen, CPU	Hardware	89%
Where computer systems are interconnected to for sharing resources and data	Network	79%
Can communicate and work with a computer, e.g. I/O devices, printers	Peripheral device	70%
Series of instructions that can be understood by CPU	Software	69%
Person or organization paying for project	Client	60%
Individuals, teams, groups, or organizations that have an interest in the development of a product or might be affected by outcome of project	Stakeholders	56%
Direct face-to-face procedure aiming to obtain reliable and valid data verbally from person or group (of stakeholders); however, the process is time-consuming	Interview	54%
Accepts incoming data packets, reads their destination address, distributes them across networks	Router	54%
Holds saved data, which are received by the client	Server	54%
Controls data flow access among network entities	Firewall	46%
Spending time in different departments to see where current procedures and processes could be made more efficient, as well as where obstructions occur. Independent of user bias but time-consuming	Direct observation	43%
Person who will ultimately use product or system	End-user	43%
Protection of hardware, software, peripherals, and computer networks from unauthorized access. Can be achieved with biometrics, passwords, firewalls, etc.	Security	43%
People used in an organization, business, or economy	Human resources	41%
Attributes names to network addresses; finds web address from link.	Domain Name System server	40%
Potential to accomplish user goals.	Usability	37%
Potential of meeting needs of as many individuals possible, especially those with impairments (loss/abnormality of psychological, physiological, anatomical structure or function) or disabilities (inability to perform activities normally)	Accessibility	35%
Questions are carefully constructed to obtain unambiguous results. Time saving unlike above two	Questionnaires	33%
Predefined technical rules and conventions that developers should follow. Allow for compatibility, easy communication, and interoperability.	Standards/Protocols	31%
	Efficiency	30%
Working or non-working preliminary version of final product that gives an idea of how final product will work.	Prototype	30%
Similarly to how a post office manages mail/post, manages email flow in and out of network, checks that an email address is valid, allows users to access emails, etc.	Email server	28%
Design of safe and comfortable products, systems, or processes for people	Ergonomics	28%
Clients request information and servers perform tasks in order to provide information	Client-server	26%
Shows how data moves through system and data stores used. Does not specify type of data storage and type of data.	Data flow diagram	26%
Device that only consists of keyboard, monitor, and network card	Dumb terminal	25%
Repetition of steps for specific number of times or until operations yield expected results, usually following difficulties.	Iteration	25%
Protecting completeness and accuracy of data	Integrity	23%
Heavily depends on server to which it is connected	Thin client	22%
	Memorability	21%
Type of above that is strictly standardized with a set of prepared questions; not really flexible.	Structured interview	21%
Questionnaires consisting of Yes/No, short response, and box checking questions that are easy to analyze and summarize	Closed questionnaires	20%
Controlling how and to what extent data is used and distributed	Privacy	20%
Describes data processing system, including flow of data through any individual programs involved but without details	System flow chart	20%
Disparity between people with and without access to IT systems/infrastructures, due to economic costs, financial costs, lack of literacy, language skills, and basic resources	Digital Divide/Equality of Access	19%
Ideas, discoveries, pictures, and other works protected by copyright laws from unauthorized and illegal reproduction	Intellectual property	19%
Questionnaires consisting of free response questions that allow greater depth of responses, although difficult to interpret or summarize	Open questionnaires	19%
Using IT to monitor individuals or groups of people with or without their knowledge -> also a privacy issue	Surveillance	17%
	Error	16%
	Learnability	16%
	Readability/Comprehensibility	16%
When people change behaviours due to above	Hawthorne Effect	15%
	Effectiveness	14%
	Satisfaction	14%
Eight quality components of above	Complexity/Simplicity	12%
Appropriate behaviour in a digital world, including using IT ethically, respectfully, and without threat	Digital citizenship	12%
How well an IT system functions	Reliability	12%
Describes (sub-)functions of system, as well as relationships between modules of computer program. Straightforward, can split large problem into smaller ones.	Structure chart	12%
When only one copy is updated	Inconsistency	11%
Identification, retrieval, and management of various sources in order to find information on a topic, potential areas of interest for further studies, derive conclusions, and develop guidelines for practices	Literature search	11%
Result of successful IT system	Competitive advantage	9%
Examining this includes analysis of competitive factors, benefits, vulnerabilities, successful characteristics, breakthroughs introduced, design features, user/stakeholder acceptance	Competing products	7%
Process of designing system modules individually and then combining the modules to form solution to overall problem	Modular design	7%
Defines specific customer requirements of system	{Requirements specification} document	7%
Involves detailed examination of current system, analysis of functions and procedures, studying business and system documents	Examining current systems	6%
Procedures and measures that promote appropriate use of computers, networks, information systems, and technologies	IT Policies	2%
Ability to manage resources and employees effectively to gain advantage over competitors.	Organizational capabilities	1%