Intro to Computer Science

In which decade of 1900 was the first generation of computers developed? 30's 40's 50's 60's 70's

50's

Charles Babbage invented which of the following early computing devices? Analytical engine Memory drum Transistor Vacuum tube Abacus

Analytical engine

Who designed the first mechanical machine that included memory? Leibniz Pascal Babbage Lovelace Hollerith

Babbage

Which of the following terms best describes circuit boards, keyboards, and disk drives? Computing system Computer hardware Computer software Stored memory Native system tools

Computer hardware

In 1973, what did Robert Metcalfe and David Boggs invent that uses a cheap coaxial cable to connect computers into a network? Parallel architectures Personal Computers Ethernet Integrated Ciruits The Internet

Ethernet

True or False The topic areas in the 1989 computer science curriculum model are the same as those in the 2001 model

False

True or False A computer with a parallel architecture uses multiple transistors to solve a problem.

False. A computer with a parallel architecture uses multiple CENTRAL PROCESSING UNITS (CPUs) to solve a problem

True or False The most prestigious award given in computer science is called the Field's Medal

False. It's the Turing award

True or False A vacuum tube was a device used in the first generation of computers to link computers together into a network

False. The vacuum tube was a device used to store information

Which of the following is a technique for isolating program pieces by eliminating the ability from one piece to access information in another? Information hiding Integration Layering Bottom-up approach Miller's Law

Information hiding

What is the name of a solid piece of silicon that contains transistors, other components, and their connections? Workstation Server Integrated circuit Motherboard Magnetic disk

Integrated circuit

Which of the following are tiny doughnut-shaped devices that could each store one bit of information in second-generation computer memory? Vacuum tubes Magnetic cores Magnetic drums Integrated circuits Silicon chips

Magnetic cores

In which software generation were the FORTRAN and COBOL languages developed? First Second Third Fourth Fifth

Second

In which hardware generation were integrated circuits introduced? First Second Third Fourth

Third

True or False Ada Augusta, Countess of Lovelace, is credited with being the first programmer.

True

True or False An abstraction is a mental model that removes or hides complex details

True

True or False An algorithm allows us to develop and express solutions to problems

True

True or False Computer software is a collection of programs that provides the instructions that a computer carries out

True

Which of the following is NOT one of the big ideas in computing discussed in Ch. 1? Abstraction The Internet Visualization Global Impact Creativity

Visualization

Which of the following is an application package? FORTRAN Assembly language C++ Object-oriented program Word processor

Word processor