intro and history of comp

Question 1

he use of any computers, storage, networking, and other physical devices, infrastructure, and processes to create, process, store, secure, and exchange all forms of electronic data.he use of any computers, storage, networking, and other physical devices, infrastructure, and processes to create, process, store, secure, and exchange all forms of electronic data.

Answer 1

information technology

Question 2

Advantages of Information Technology

Answer 2

protecting and storing info
automated process
communication
remote access of telecom

Question 3

disadvantages of IT

Answer 3

expenses of implementation and maintenance
elimination of jobs
breaches in security

Question 4

the technology required for information processing, in particular, the use of electronic computers, communication devices, and software applications to convert, store, protect, process, transmit and retrieve information from anywhere, anytime.

Answer 4

information and communication technology

Question 5

refers to the knowledge obtained from reading, investigation, study, or research

Answer 5

information

Question 6

an act of transmitting messages

Answer 6

communication

Question 7

uses oc ict in daily lives

Answer 7

communication
job opportunities
education
socializing

Question 8

impact of ict in society

Answer 8

access to info
new tools, new opp
communication
information management
distance learning
wider society
creation of new jobs

Question 9

negative impacts of ict

Answer 9

job loss
reduced personal interaction
reduced physical activity
cost
competition

Question 10

The first use of the word “computer” was recorded in

Answer 10

1613

Question 11

what did computer mean back then?

Answer 11

person who carried out calculations

Question 12

classification of devices during pre modern era

Answer 12

manual-mechanical, electromechanical, electronic

Question 13

n ancient memory aid device to record and document numbers, quantities, or even messages.

Answer 13

tally sticks

Question 14

devices that are operated manually by the user.

Answer 14

manual-mechanical devices

Question 15

also called a counting frame and is considered the first man-made computing device. In fact, it was used for centuries. It uses beads and it was invented in China.

Answer 15

abacus

Question 16

a manually-operated device used for calculating products, quotients, square and cube roots. It was invented by John Napier in 1614.

Answer 16

napier’s bones

Question 17

a mechanical analog computer consisting of movable bars with a precise scale that uses approximations for solving problems like multiplication, division, roots, logarithms, and trigonometry. It was invented by William Oughtred.

Answer 17

oughtred’s slide rule

Question 18

called Adding Machine. It is the first mechanical calculating device that uses cogged wheels that can be used to add and subtract two numbers. It was invented by Blaise Pascal in 1642.

Answer 18

pascaline calcu

Question 19

Invented by Gottfried Wilhelm Leibniz in 1672. The machine can add, subtract, multiply, and divide automatically.

Answer 19

stepped reckoner

Question 20

These engines embodied most of the design of modern computers. invented by Charles Babbage.

Answer 20

Babbage’s Difference and Analytical Engines

Question 21

The _____ can compute tables and the —— is completely automatic and is capable of calculating any mathematical problems.

Answer 21

Difference engine
Analytical engine

Question 22

A mechanical calculator invented by Thomas de Colmar in 1820, The first reliable, useful, and commercially successful calculating machine. The machine could perform the four basic mathematic functions. The first mass-produced calculating machine.

Answer 22

arithmometer

Question 23

The principal components of these devices are circuit boards, transistors, or silicon chips, and use electrical switches and circuitry instead of mechanical relays.

Answer 23

electronic devices

Question 24

The first special-purpose digital computer that solves simultaneous equations. It was developed by John Atanasoff.

Answer 24

ABC (Atanasoff-Berry-Computer)

Question 25

The first fully electronic general-purpose digital computer ever completed by John Mauchly and J. Presper Eckert.

Answer 25

Electronic Numerical Integrator and Calculator (ENIAC)

Question 26

Mauchly and Eckert started working on it two years before ENIAC even went into operation. more internal memory than any other computing device to date through mercury delay lines

Answer 26

Electronic Discrete Variable Automatic Computer (EDVAC)

Question 27

also known as an Electronic Binary Digital computer that uses a binary representation of data and internally stored programs; the first full-size stored-program computer, built at the University of Cambridge, England by Maurice Wilkes and others to provide a formal computing service for users.

Answer 27

Electronic Delay Storage Automatic Calculator (EDSAC)

Question 28

the Electronic Delay Storage Automatic Calculator (EDSAC) was built according to these principles

Answer 28

von Neumann machine principles

Question 29

The size of computers during ________ computers are mainframes. The major hardware features are vacuum tubes and magnetic drums and the processing speed is 1,000 instructions per second.

Answer 29

the first generation

Question 30

The most popular 1st generation computer

Answer 30

IBM 650

Question 31

The major hardware features of ________ are transistors and magnetic cores. Its processing speed is 1,000,000 instructions per second and the size is mainframe.

Answer 31

second-generation computers

Question 31

one example of a second-generation computer. It is the first transistorized computer.

Answer 31

TRADIC

Question 31

During the ____minicomputers already became available. The major hardware features are integrated circuits or “chips” and the processing speed is 10,000,000 instructions per second.

Answer 31

third generation,

Question 32

The ________ started in 1971 up to the present. The size of a computer varies from mainframes, minicomputers, and microcomputers. The major hardware features are microprocessors or large-scale integrated circuits. The minimum processing speed is 100,000,000 instructions per second.

Answer 32

fourth generation

Question 32

Based on Artificial Intelligence (AI). Still in development. The use of parallel processing and superconductors is helping to make artificial intelligence a reality.

Answer 32

fifth generation