Data Structures
What is a linear data structure where elements are added at one end and removed from the other?
What is a Queue?
This register holds the address of the instruction currently being executed.
What is the Current Instruction Register (CIR)?
The SQL keyword used to add new records to a database table.
What is INSERT?
The principle of ensuring that data is accurate and kept up to date.
What is Data Integrity?
Produced the analytical engine that Ada Lovelace worked on
Who is Charles Babbage?
One is fixed in size, the other is not
Explain the difference between a static and a dynamic data structure.
The component of the CPU responsible for directing the operation of the processor.
What is the Control Unit?
This SQL clause is used to sort the results of a query.
What is ORDER BY?
This UK law governs how personal data is collected, processed, and stored.
What is the Data Protection Act (or UK GDPR)?
The company co-founded by Bill Gates and Paul Allen in 1975.
What is Microsoft?
An Abstract Data Type (ADT) that stores a collection of unique key-value pairs, allowing for efficient lookup.
What is a Dictionary?
This factor affecting CPU performance refers to the number of cycles the CPU executes per second.
What is Clock Speed?
A key in one table that refers to the PRIMARY KEY in another table, establishing a link between them.
What is a FOREIGN KEY?
The ethical dilemma concerning the balance between national security and individual privacy in the digital age.
What is Surveillance vs. Privacy?
This term, now commonly used, was coined by Grace Hopper after a moth was found interfering with a relay in an early computer.
What is Debugging?
In the context of tree traversal, this method visits the left subtree, then the root, then the right subtree.
What is In-order traversal?
MDR
What is the alternative name of the MBR?
This process involves organising the columns and tables of a relational database to reduce data redundancy and improve data integrity, typically up to Third Normal Form.
What is Normalisation?
RFID
Which technology might support computer based implants?
The name of the first electronic general-purpose digital computer, completed in 1945.
What is ENIAC (Electronic Numerical Integrator and Computer)?
This data structure is a collection of nodes connected by edges, used to represent relationships between objects.
What is a Graph?
Bidirectional
Is the data bus bidirectional or unidirectional?
It returns a full combination of both the left and right tables
What does a full outer join return?
This concept refers to the unease or opposition to the widespread use of computers and automation due to concerns about job displacement and societal impact.
What is Technophobia (or resistance to automation)?
This computer scientist is known as the father of the World Wide Web.
Who is Sir Tim Berners-Lee?