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L 2 unit 2 revision

Total questions: 76

Worksheet time: 38mins

Name
Class
Date
1.
Monitor
a)
input devices
b)
output devices
c)
storage devices
d)
processor
2.

What is the computer's main circuit board that everything connects to?

a)

Bluetooth Card

b)

Central Processing Unit (CPU)

c)

Motherboard

d)

Random Access Memory (RAM)

3.

The computer part that is the brain of the computer because it carries out the commands.

a)

Central Processing Unit (CPU)

b)

Hard Drive

c)

Power Supply Unit

d)

Network Card

4.

This computer part is responsible for everything you hear through speakers or headphones.

a)

Video Card

b)

Sound Card

c)

Bluetooth Card

d)

Network Card

5.

This computer part allows the computer to connect over the network

a)

Expansion Card

b)

Sound Card

c)

Network Card

d)

Video Card

6.

This computer card is responsible for what you see on your monitor

a)

Video Card

b)

Sound Card

c)

Bluetooth Card

d)

Network Card

7.

The computer system's short-term memory.

a)

Motherboard

b)

Hard Drive

c)

Random Access Memory (RAM)

d)

Power Supply Unit

8.

The computer part that connects the power supply from the wall outlet to the type of power needed by the computer.

a)

Hard Drive

b)

Motherboard

c)

Expansion Slots

d)

Power Supply Unit

9.

The place where documents, software, and other files are stored.

a)

Motherboard

b)

Random Access Memory (RAM)

c)

Video Card

d)

Hard Drive

10.

The main part of a microcomputer, sometimes called the chassis. It includes the following parts: Motherboard, Microprocessor, Memory Chips, Buses, Ports, Expansion Slots and Cards.

a)

System Unit

b)

CPU

c)

motherboard

d)

power supply

11.
RAM is a type of primary storage
a)
True
b)
False
12.
The main storage of your computer
a)
RAM
b)
ROM
c)
Motherboard
d)
Hard Drive
13.
Circuit board that connects everything inside your computer together
a)
RAM
b)
ROM
c)
Motherboard
d)
CPU
14.
Where does all of the computer's processing happen?
a)
RAM
b)
ROM
c)
CPU
d)
Hard Drive
15.
Keyboard, mouse, scanner and webcam are examples of which devices?
a)
Input
b)
output
c)
Software
d)
USB
16.
The base 2 number system or language of the computer
a)
HTML
b)
Binary Code
c)
Sans script
d)
Hypertext
17.
Processing speed of the CPU
a)
Hertz
b)
MPH
c)
Rounds
d)
Cycles
18.
Screen that shows you what you are doing on a computer
a)
Keyboard
b)
Montor
c)
Computer
d)
LED
19.
Storage that loses its memory every time the computer is turned off
a)
RAM
b)
ROM
c)
CPU
d)
Hard Drive
20.
Headphones, speakers, monitor and printer are examples of which type of devices?
a)
Input
b)
Output
c)
Software
d)
Hard Drive
21.
Where are all of the start up files located?
a)
ROM
b)
RAM
c)
CPU
d)
Motherboard
22.
RAM & ROM are known as what kind of memory?
a)
Secondary storage
b)
Main memory
c)
Registers
d)
Flash memory
23.
What does the acronym RAM stand for?
a)
Random Alignment Memory
b)
Read Access Memory
c)
Random Access Memory
d)
Read All Memory
24.
What does the acronym ROM stand for?
a)
Read Only Memory
b)
Random Option Memory
c)
Read Once Memory
d)
Random Operating Memory
25.
Where is ROM usually found inside a computer?
a)
Inside the CPU
b)
As part of the hard drive
c)
On the motherboard
d)
With the CD drive
26.
In terms of computer memory, what is meant by the term 'volatile'?
a)
It retains its content when power is cut
b)
It loses its contents when power is cut
c)
It is not stable and should not be used
d)
Memory chips can overheat
27.
Which statement best describes RAM?
a)
Fast, permanent storage
b)
Slow, volatile stoage
c)
Fast, volatile storage
d)
Slow, permanent storage
28.
Which statement best describes ROM?
a)
A flash memory chip that contains a small amount of non-volatile memory
b)
A memory store containing a large amount of volatile memory
c)
A register within the CPU responsible for storing memory addresses
d)
A memory store containing a small amount of volatile memory
29.
What is usually held in the contents of RAM?
a)
BIOS and Boot sequence needed to start the computer
b)
Operating System and currently running programs
c)
Software programs stored within the computer
d)
Recently executed instructions in case they are needed again
30.
What is stored in Read Only Memory (ROM)?
a)
Recently opened programs
b)
Operating system and currently running programs
c)
BIOS and boot sequence (the computer's initial start-up process)
d)
The CPU's registers
31.
True or False? The closer a memory type is to the CPU, the slower it takes for the CPU to access the instructions and execute them. However, the closer it is to the CPU the larger and cheaper the memory is.
a)
TRUE
b)
FALSE
32.
Found in the computer's BIOS, what actually is the 'bootstrap'?
a)
The program which takes the computer through steps that lead up to the loading of the operating system (OS)
b)
The program responsible for loading the drives for peripheral devices like the keyboard and mouse
c)
The computer's initial start-up process
d)
The device used to attach the ROM to the computer's motherboard
33.
What is the average size of RAM in a PC or laptop computer?
a)
512 MB
b)
1 - 2 GB
c)
8 - 16 GB
d)
32 - 64 GB
34.
What is Virtual Memory?
a)
An additional memory slot located in one of the RAM ports
b)
A section of volatile memory created temporarily on the storage drive
c)
Memory stored in the 'cloud'
d)
Memory that doesn't exist inside the computer but on an external device such as a USB pen drive
35.
Why is Virtual Memory needed or used by a computer?
a)
When RAM becomes full because of too many programs running at once
b)
When ROM is too small and struggles to store the Operating System
c)
When users wish to store data on an external server such as 'the cloud'
d)
When chosen by the user or computer administrator
36.
What is the term commonly used to describe the constant swapping in-and-out of programs between the RAM and Virtual Memory?
a)
Swapping
b)
Paging
c)
Disk thrashing
d)
Over-clocking
37.
CPU Cache is located on
a)
The CPU
b)
The RAM
c)
The hard drive
d)
The motherboard
38.
Cache is used to make the computer faster
a)
TRUE
b)
FALSE
39.
Cache memory acts as a buffer between the processor and
a)
the RAM
b)
the harddrive
c)
the motherboard
d)
the user
40.
When the processor fetches data from the RAM, it is first copied onto the
a)
cache memory, and then from the cache memory into the main processor
b)
RAM, and then from the RAM into the main processor
c)
CPU, and then from the CPU into the RAM
d)
cache memory, and then from the cache memory into the RAM
41.
Which transfer is faster
a)
data between the cache and the CPU
b)
data between the RAM and cache
c)
data between the RAM and CPU
d)
data between the hard drive and CPU
42.
Before the processor fetches data from the RAM, it will check if it is stored on the cache first.
a)
TRUE
b)
FALSE
43.
The larger the cache, the slower the CPU will fetch instructions
a)
FALSE
b)
TRUE
44.
A CPU cache is the same as a website cache
a)
FALSE
b)
TRUE
45.
A cache is used to reduce average times to access memory
a)
TRUE
b)
FALSE
46.
Cache memory generally has (at least) two different levels, level 1 is the fastest.
a)
TRUE
b)
FALSE
47.

A terabyte comprises 1024 megabytes.

a)
b)
48.

The ROM chip, which can be rewritten several times and requires the action of ultraviolet radiations to erase its contents, is EPROM.

a)
b)
49.

Which of the following is the largest memory size?

a)

Terabyte

b)

Gigabyte

c)

Megabyte

d)

Kilobyte

50.

The access time requires to

a)

Time required to locate and retrieve stored data.

b)

Time required to locate the lost data

c)

Time required to delete specific data on a certain memory location.

d)

None of these

51.

The type of memory that can be erased by simply exposing the device to a strong source of ultraviolet light for a certain amount of time.

a)

PROM

b)

EPROM

c)

Flash

d)

EEPROM

52.

Memory refers to the electronic holding place for instructions and data in a computer system.

a)
b)
53.

The memory that requires constant refreshing to preserve the information is called _______________.

a)

DRAM

b)

SRAM

54.

Reg No in full

4 lines
55.

What symbol is this?

a)

START

b)

oval

c)

begin the flowchart

d)

circle

56.

What shape is this?

a)

START

b)

oval

c)

begin the flowchart

d)

circle

57.

What symbol is this?

a)

Read DataItem

b)

rectangle

c)

slanted box

d)

Input

e)

parallelogram

58.

What shape is this?

a)

Read DataItem

b)

rectangle

c)

slanted box

d)

Input

e)

parallelogram

59.

What symbol is this?

a)

Set Ans = calculation

b)

rectangle

c)

Processing

d)

calculation

60.

What shape is this?

a)

Set Ans = calculation

b)

rectangle

c)

Processing

d)

calculation

61.

What symbol is this?

a)

Question?

b)

Decision

c)

diamond

d)

YES

e)

NO

62.

What shape is this?

a)

Question?

b)

Decision

c)

diamond

d)

YES

e)

NO

63.

What symbol is this?

a)

Print Ans

b)

parallelogram

c)

slanted box

d)

Output

e)

rectangle

64.

What shape is this?

a)

Print Ans

b)

parallelogram

c)

slanted box

d)

Output

e)

rectangle

65.

What symbol is this?

a)

arrow

b)

downward arrow

c)

down

d)

direction

66.

What shape is this?

a)

arrow

b)

downward arrow

c)

down

d)

direction

67.

What symbol is this?

a)

Stop

b)

oval

c)

end of flowchart

d)

circle

68.

What shape is this?

a)

Stop

b)

oval

c)

end of flowchart

d)

circle

69.

This is an example of...

a)

Narrative

b)

Flowchart

c)

IPO Chart

d)

diagram

70.

Smartphones use ______ technology to navigate through them.

a)

Infrared

b)

Touch Pad

c)

Touch Screen

d)

Touch Stylus

71.

Which of the following is NOT present on a mobile device?

a)

Camera

b)

Keyboard

c)

Mouse

d)

Speakers

72.

A home network is an example of a __________.

a)

LAN

b)

WAN

c)

Server

d)

Internet

73.

What are two advantages of a Wi-Fi network over a cellular network?

a)

Accessible from more places.

b)

Speed is faster.

c)

Cost less money to transfer data.

d)

Mobility.

74.
A user brings you a mobile device whose battery life is very short. The user does not use location services or spend any exceptional time watching videos or playing games. What do you advise the user do to prolong the device's battery life?
a)
Turn off Bluetooth and cellular service and use Wi-Fi instead
b)
Keep the device plugged into power at all times
c)
Power off the device when it is not in use
d)
Purchase a new battery and install in the device
75.

A mobile device is displaying the main screen, but the touchscreen is not responding to any input. Which of the following would be the best next troubleshooting step?

a)

perform a factory reset

b)

replace the touchscreen hardware

c)

restart the device

d)

upgrade the mobile device operating system

e)

connect a charging cable

76.

You've just installed a mini-PCI 802.11g wireless adapter into a laptop, but you are having difficulty maintaining a constant network connection. Upon checking the signal strength, you find that the signal is barely registering even when the laptop is next to the access point. What is the most likely cause of this issue?

a)

The mini-PCI card is not compatible with this laptop model

b)

The antenna cable is not properly connected to the mini-PCI card

c)

The mini-PCI adapter is not configured with the correct drivers

d)

The mini-PCI adapter is 802.11g and the access point is 802.11b

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