Basic Functions of Computers

Question 1

What basic tasks does all computers perform?

Answer 1

Input, Processing & Output

Question 2

What is a Network Card?

Answer 2

A network card is an output device when data is sent from the computer to the network

Question 3

What is an input device?

Answer 3

Is when data comes from the network to the computer

Question 4

What is the computer’s main processing component?

Answer 4

CPU

Question 5

What are the CPU processors called?

Answer 5

Cores

Question 6

What is a Multicore CPU used for

Answer 6

Multicore CPU enables computers to carry out multiple instructions simultaneously.

Question 7

What are output components?

Answer 7

Monitors, printers, storage devices, network cards, sound cards etc.

Question 8

What is short-term storage?

Answer 8

Short-term storage is the random access memory (RAM) on a computer. RAM is short-term storage because when power to the computer is turned off, RAM’s contents are gone.

Question 9

What is long-term storage?

Answer 9

Long-term storage maintains its data even when there’s no power.

Question 10

What is a binary digits

Answer 10

The basic storage unit for data on a computer (bit is short for binary digits)

Question 11

If you want to convert bits to bytes what do you do?

Answer 11

Divide by 8

Question 12

If you want to convert bytes to bits what do you do?

Answer 12

Multiply by 8

Question 13

What is the motherboard?

Answer 13

the nerve center of a computer

Question 14

What is a chipset?

Answer 14

A component on a motherboard that controls data transfers between memory, expansion slots, I/O devices and the CPU

Question 15

What is a bus?

Answer 15

A collection of wires that carry data from one place to another on a computer’s motherboard.

Question 16

Why are SSD (Solid-state drives) used?

Answer 16

SSd’s are used in place of hard drives in many systems because of their speed and reliability.

Question 17

What type of storage does SSD’s use?

Answer 17

SSD uses flash memory storage.

Question 18

What is Flash memory Storage

Answer 18

Flash memory storage contains no moving parts and has faster access times than a mechanical hard drive.

Question 19

What is volatile memory

Answer 19

A type of computer storage in which continual electrical power is required to maintain the data stored in it.

Question 20

RAM is so much faster than a hard drive, true or false?

Answer 20

TRUE

Question 21

What is a key component in EVERY COMPUTER?

Answer 21

Its firmware

Question 22

What is Firmware

Answer 22

A computer program stored in nonvolatile memory that is executed when a computer is first turned on

Question 23

What is nonvolatile memory?

Answer 23

A type of computer storage that maintains its data after power is removed.

Question 24

What is Unified Extensible Firmware Interface (UEFI) ?

Answer 24

The firmware found on newer PCs that is executed when the computer is powered on. Its main task is to tell the CPU to perform tasks when power is applied to the computer.

Question 25

Whaat is Complementary metal oxide semiconductor (CMOS)?

Answer 25

A type of low-power memory that is used to store configuration information for a PC.

Question 26

What is a network?

Answer 26

Two or more computers connected by a transmission medium that allows them to communicate.

Question 27

What is a stand-alone computer?

Answer 27

A computer that does NOT have the necessary hardware or software to communicate on a network.

Question 28

What is a Network interface card (NIC)

Answer 28

Its an add-on card that's plugged into a motherboard expansion slot and provides a connection between the computer and the network.

Question 29

What is a Network medium?

Answer 29

A cable that plugs into the NIC makes the connection between a computer and the rest of the network.

Question 30

What is an interconnecting device?

Answer 30

This component isn't always necessary because two computers can be connected directly with a cable.

Question 31

Network client software

Answer 31

The application or OS service that can request information stored on another comuter.

Question 32

Network server software

Answer 32

Allows a computer to share its resources by fielding resource request.

Question 33

Network protocols

Answer 33

The software defining the rules and formats a computer must use when sending information across the network.

Question 34

NIC driver

Answer 34

After a network protocol has formatted a message correctly, it hands the data off to the NIC driver for transmission onto the network.

Question 35

How many addresses does a computer have?

Answer 35

TWO

Question 36

What is a logical address?

Answer 36

is the IP address

Question 37

What is the physical address?

Answer 37

the physical address is called the Media Access Control address (MAC)

Question 38

Name server

Answer 38

A computer that stores names and addresses of computer on a network, allowing other computers to use computer names.