Tech Support Fundamentals

Question 1

To take a relatively complex system and simplify it for our use.

Answer 1

Abstraction

Question 2

A series of steps that solves specific problems.

Answer 2

Algorithm

Question 3

The oldest character encoding standard used is ______. It represents the English alphabet, digits, and punctuation marks.

Answer 3

ASCII

Question 4

The communication that a computer uses is referred to as ________ system, also known as base-2 numeral system.

Answer 4

Binary System

Question 5

A group of 8 bits

Answer 5

Byte

Question 6

Is used to assign our binary values to characters so that we as humans can read them.

Answer 6

Character Encoding

Question 7

A device that stores and processes data by performing calculations.

Answer 7

Computer

Question 8

The overarching discipline that covers the practice of coding and hiding messages from third parties.

Answer 8

Cryptography

Question 9

In the decimal system, there are 10 possible numbers you can use ranging from zero to nine.

Answer 9

Decimal form-base 10 system

Question 10

The growing skills gap between people with and without digital literacy skills.

Answer 10

Digital Divide

Question 11

The use of digital technology, like computers and the internet, to store and process data into useful information.

Answer 11

Information Technology

Question 12

_______ is one of the largest open-source operating systems used heavily in business infrastructure and in the consumer space.

Answer 12

Linux OS

Question 13

Allow transistors to do more complex tasks, like decide where to send electrical signals depending on logical conditions.

Answer 13

Logic Gates

Question 14

This means the developers will let other developers share, modify, and distribute their software for free.

Answer 14

Open Source

Question 15

Allows computing to go mobile.

Answer 15

PDA (Personal Digital Assistant)

Question 16

A sequence of cards with holes in them to automatically perform calculations instead of manually entering them by hand.

Answer 16

Punch Cards

Question 17

RGB or red, green, and blue model is the basic model of representing colors.

Answer 17

RGB Model

Question 18

The most prevalent encoding standard used today.

Answer 18

UTF-8

Question 19

A program that translates source code into machine code.

Answer 19

Compiler

Question 20

This gate only has ONE input signal. It takes that input signal and outputs a signal with the opposite binary state.

Answer 20

NOT Gate

Question 21

This gate involves two input signals. Outputs an “ON” signal only when both inputs are “ON”.

Answer 21

AND Gate

Question 22

This gate involves two input signals. Outputs an “OFF” signal only when both inputs are “OFF”

Answer 22

OR Gate

Question 23

This gate involves 2 input signals. Outputs an “ON” signal when ONLY ONE of the inputs are “ON” (but not both).

Answer 23

XOR Gate

Question 24

This gate involves 2 inputs. Outputs an “OFF” signal only when both inputs are “on”.

Answer 24

NAND Gate

Question 25

This gate involves 2 input signals. Outputs and "ON" signal only when both the inputs are the same (both "ON" or both "OFF").

Answer 25

XNOR Gate

Question 26

What are the 4 main layers of a computer?

Answer 26

*Hardware *Operating System *Software *User

Question 27

Connection points that we can connect devices to that extend the functionality of our computer.

Answer 27

Ports

Question 28

The brain of our computer. It does all the calculations and data processing.

Answer 28

Central Processing Unit (CPU)

Question 29

Our computer's short term memory.

Answer 29

Random Access Memory (RAM)

Question 30

Holds all of our data, which includes all of our music, pictures, and apps.

Answer 30

Hard Drive

Question 31

The body or circulatory system of he computer that connects all of the pieces together.

Answer 31

Motherboard

Question 32

Converts electricity from out wall outlet onto a format that our computer can use.

Answer 32

Power Supply

Question 33

Instructions that tell the computer what to do.

Answer 33

Programs

Question 34

A row of wires that interconnect the parts of our computer.

Answer 34

External Data Bus (EDB)

Question 35

Connects the CPU to the MCC. Sends over the location of the data, but not the data itself.

Answer 35

Address Bus

Question 36

A bridge between the CPU and RAM.

Answer 36

Memory Controller Chip (MCC)

Question 37

Smaller than RAM but it lets us store data that we use often and lets us quickly reference it.

Answer 37

Cache

Question 38

The maximum number of clock cycles that something can handle in a certain time period.

Answer 38

Clock Speed