Intro to IT - D322 Flashcards
What statement is true concerning compiled and interpreted computer language?
A compiler translates an entire program into executable program, which can be run at a later time, while the interpreter does this incrementally.
Which language is often used for rapid prototyping and the creation of GUIs?
C++
Which is true of databases and the applications that interact with them?
Applications are interdependent of the database.
What is another term for a formula that outlines how to execute a task?
Algorithm
In which type of network topology is each networked device directly connected to every other networked device?
Mesh
Which transmission medium should be used when sending data transmissions from Singapore to Mexico City?
Radio signals
Which field must contain a unique value in order for a relational database table to function?
Primary key
What are the three main categories of databases?
Flat file, relational, hierarchical.
What is the database administrator’s role in security?
To institute protocols to protect the databases from external threats
What is the role of drivers in facilitating communication between applications and databases?
They allow the application to interact with the database.
Which SQL clause is used to inform the database management system (DBMS) which tables should be interrogated by the query?
FROM
In which generation were silicon chips first used in computers?
Third generation
Which low-level language corresponds one-to-one with assembly?
Machine language
What is a cloud model that delivers third-party software such as email or games through the internet?
SaaS
What is one of IT’s roles in globalization?
It allows companies to reach a wider customer base.
