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WorksheetsG11 First Quarter Exam
Total questions: 90
Worksheet time: 1hrs 28mins
What am I?
Desktop PC
Smart phone
Laptop
Mainframe computer/server
What am I?
Desktop PC
Smart phone
Laptop
Mainframe computer/server
what am I?
Desktop PC
Mainframe/server
Laptop
Smart Phone
We are mobile devices.
Laptop
Desktop PC
Smart phone
Xbox 360
I am wearable technology.
Desktop PC
Smart watch
Tablet PC
I tend to have a better specification than a laptop, I often cost less BUT I am not mobile.
Smart phone
Smart watch
Desktop PC
I can use WiFi and 3G/4G without the need for an adapter.
Smart phone
Mainframe/server
Desktop PC
We do not need a constant power supply.
Desktop PC
Smart watch
Tablet PC
Smart phone
I am a large powerful computer that other machines attach to. I can share data and programs with other machines/devices.
Mainframe/server
Laptop
Smart phone
Tablet PC
I am ideal for sending emails, browsing the Internet and streaming video content on the go.
Mainframe/server
Smart watch
Desktop PC
Tablet PC
I need a constant power supply and I am not portable.
Desktop PC
Smart phone
Tablet PC
We have built in front and back cameras that are great for taking images and making video calls.
Smart phone
Tablet PC
Desktop PC
Mainframe/server
I link to a smart phone using Bluetooth and I am wearable technology.
Smart watch
Tablet PC
Desktop PC
Compared to a desktop PC, we are not very good to use when creating presentations, documents or websites.
Tablet PC
Smart phone
Smart watch
Laptop
Which component of a computer system is responsible for data entry?
Central Processing Unit
Input Unit
Auxiliary Storage Unit
Output Unit
What does the Output Unit do?
Accepts data
Stores data permanently
Processes data
Gives out results of processed data
Which part of the computer is referred to as its brain?
Motherboard
Random Access Memory
Power Supply
Central Processing Unit
What is the function of Random Access Memory (RAM)?
Stores data permanently
Powers the computer
Processes instructions
Provides temporary storage for data
What type of storage does a Hard Disk Drive provide?
Volatile storage
Fast access storage
Permanent storage
Temporary storage
Which component is known for being faster than traditional hard drives?
Motherboard
Solid State Drive
Optical Drive
Power Supply
What is the role of the Video Card in a computer?
Stores data
Enhances image quality
Processes instructions
Powers the computer
What is the function of the Power Supply in a computer?
Controls computer operations
Powers all other components
Stores data temporarily
Enhances graphics
Which of the following is NOT an internal part of a computer?
Central Processing Unit
Motherboard
Power Supply
Printer
What are peripheral devices primarily used for?
To store data permanently
To help users access computer functionalities
To enhance processing speed
To perform calculations
Which of the following is an example of an input device?
Keyboard
Monitor
Speaker
Printer
What does the Auxiliary Storage Unit do?
Outputs results
Accepts data
Stores information for a more permanent basis
Processes data
Which part of the computer allocates power and allows communication between components?
Hard Disk Drive
Video Card
Motherboard
Power Supply
What is the primary function of an Optical Drive?
To process data
To enhance graphics
To read CDs and DVDs
To store data permanently
What is the base of the Binary Number System?
2
8
16
5
How many digits are used in the Decimal Number System?
12
5
8
10
What is the base of the Octal Number System?
2
8
10
16
Which alphabet is used in the Hexadecimal Number System after 9?
C
B
A
D
Convert the binary number 1010 to decimal.
10
1111
101
1100
Convert the decimal number 25 to binary.
11001
11100
10011
10101
Convert the hexadecimal number 1A to binary.
00111010
00011011
00011100
00011010
What is the value of 1101 in decimal?
13
16
15
14
What is the value of 2F in decimal?
47
32
56
69
What is the value of 1011 in hexadecimal?
2B
5D
4C
3A
What is the largest digit in the Binary Number System?
1
3
2
0
What is the value of 3C in binary?
001100
000111
010101
001010
You can use this to input printed documents to a computer ?
Trackerball
Scanner
Keyboard
Mouse
These are examples of pointing devices except
Tracker ball
Mouse
Camera
Touch pad
Which one of the following cannot be used as an output device?
Projector
Speaker
touch screen
Microphone
3D printers can be used in the following areas except
Production of prosthetic limbs
precision reconstructive surgery
manufacturing of car bolts, screws and gears
Image recognition
What is the primary function of a computer port?
To enhance graphics performance
To increase processing speed
To connect external peripherals
To store data
How many pins does a PS/2 port have?
25 pins
9 pins
6 pins
4 pins
What type of devices typically use a Serial Port?
USB devices
Keyboards
Serial type mouse and older cameras
Modern printers
What is the purpose of a VGA port?
To connect monitors and projectors
To connect audio devices
To connect power cords
To connect USB devices
How many pins does an HDMI port have?
15 pins
4 pins
19 pins
25 pins
What is the main use of a USB port?
To connect video displays
To connect audio equipment
To connect high-speed serial devices
To connect power supplies
What does the S-Video port improve upon?
Data transfer speed
Audio quality
Video performance over composite signals
Power supply efficiency
What is the function of the LAN port?
To connect video displays
To connect audio devices
To connect to local area networks
To connect to the internet
What type of cable is used with a Parallel Port?
HDMI cable
USB cable
Printer cable
Ethernet cable
What is the primary purpose of a Power Port?
To connect the computer to a power source
To connect video displays
To connect external storage
To connect audio devices
What type of connector is commonly used for Ethernet networking?
HDMI
USB
VGA
RJ45
What is the typical use of a 3.5 Audio Jack?
To connect monitors
To connect power cords
To connect speakers or headsets
To connect printers
What does a Serial Cable Connector do?
Transfers power
Connects audio devices
Connects video displays
Transfers information between devices
What is the shape of an HDMI connector?
Rectangular
Square
Trapezium
Circular
What type of devices typically connect to a PS/2 connector?
Printers and scanners
Power supplies
Keyboards and mice
Monitors and projectors
Meaning of PSU
Power Supplies Unit
Powerful Supplementary Unit
Power Supply Unity
Power Supply Unit
What type of power connector is this?
SATA
Molex
PCI-e
ATX Connector
What type of power connector is this?
SATA
Molex
PCI-e
ATX Connector
AC stands for _____________ and DC stands for __________.
Alternating Current, Direct Current
Alternating Current, Diamond Current
Ampere Current, Direct Current
Alternative Current, Directory Current
Which component on the motherboard has it's own power connector, separate from the 24-pin?
RAM
SATA
CPU
NORTHBRIDGE
How many pins does the full ATX motherboard's main power connector have?
4
20
16
24
True or False: The power supply has a circuitboard inside
TRUE
FALSE
it depends
What unit of measurement are Power Supplies measured in?
Joules
Watts
Gigahertz
Gigabytes
In a Computer Power Supply, the RED wire has how many voltage?
+5V
+12V
+3.3V
-12V
In a Computer Power Supply, the YELLOW wire has how many voltage?
+5V
+12V
+3.3V
-12V
In a Computer Power Supply, the ORANGE wire has how many voltage?
+5V
+12V
+3.3V
-12V
It is one of the main advantages of computers. A person can do multiple tasks, multiple operations at the same time.
Multitasking
Accuracy
Reliability
Speed
