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WorksheetsTech+ 5.1 & 5.2 OB Questions
Total questions: 45
Worksheet time: 23mins
What is the smallest unit of measure for a computer?
Byte
Bit
Kilobyte
Megabyte
In the binary system, each bit can store just one of two values: one or ____.
A) Two
B) Zero
C) Three
D) Four
What is the smallest possible unit in the binary system?
Byte
Bit
Kilobyte
Megabyte
A byte is made up of how many bits? Fill in the blank: A byte is made up of ___ bits.
4
8
16
32
What is the ASCII code in decimal numbers for the character 'A'?
65
97
126
33
Fill in the blank: The binary representation of the character 'x' is ______.
01000010
01100001
01111110
01111000
What is the equivalent of 1024 bytes in terms of data storage?
1 Megabyte (MB)
1 Kilobyte (KB)
1 Gigabyte (GB)
1 Terabyte (TB)
What is the base of the hexadecimal numbering system?
2
8
10
16
In the hexadecimal system, what decimal value does the letter 'A' represent?
A) 8
B) 9
C) 10
D) 11
Fill in the blank: The binary value 00001010 corresponds to the decimal value ____.
A) 8
B) 9
C) 10
D) 11
What is the decimal (base-10) value of the hexadecimal (base-16) value 'F'?
14
15
16
17
Fill in the blank: The binary (base-2) value '00010000' corresponds to the hexadecimal (base-16) value ____.
A) 10
B) 11
C) 12
D) 13
What is one of the main reasons the hexadecimal system is used in computing?
It is slower than binary
It uses more memory
It is compact and uses less memory
It is harder to read.
In the hexadecimal system, the binary number 1111 can be reduced to which single hex digit?
A) A
B) B
C) E
D) F
What is the base of the octal numbering system?
2
8
10
16
Fill in the blank: The binary value for the octal number 5 is ______.
00000100
00000101
00000110
00000111
What is the decimal (base-10) value of the octal (base-8) number 16?
12
14
16
18
Fill in the blank: The binary (base-2) value of the octal (base-8) number 21 is ______.
00010001
00010010
00010011
00010100
What is a personal area network (PAN)?
A network that connects devices within a short range
A network that connects devices over long distances
A network used exclusively for business purposes
A network that does not require internet access.
Fill in the blank: Networks bring _______ into people's lives.
confusion
safety
entertainment
isolation
What is a network?
A single computer
A group of computer systems connected together
A type of software
A wireless device.
Fill in the blank: The IT industry calls the specialized sockets and plugs used to connect to the network ______.
RJ-11
RJ-45
USB
HDMI
What type of plug is shown in the diagram?
RJ-11
RJ-45
USB
HDMI
To connect to a Wi-Fi network on a Windows computer, you need to click on the ______ icon in the bottom-right of your screen.
Network
Sound
Battery
Settings
What does the system tray in the lower-right corner indicate about the computer's connection?
The computer is using a Wi-Fi connection.
The computer is using a wired connection.
The computer is not connected to the internet.
The computer is in airplane mode.
In the Windows Settings, under Network & Internet, which option allows you to share your internet with other devices as a mobile hotspot?
Wi-Fi
VPN
Mobile hotspot
Proxy
What information does the Network & Internet section of the Windows Settings page provide?
The network you're connected to
Available network options
Both A and B
None of the above.
The Network & Internet section is part of the Windows _______ page.
Control Panel
Settings
Task Manager
Explorer
Which of the following port numbers is used for Secure Shell (SSH)?
21
22
23
3389
Port forwarding is like telling a letter carrier to send your mail to a new address if you're not at home. This is similar to which of the following network concepts?
A) IP Addressing
B) Port Forwarding
C) Network Masking
D) Subnetting
Which protocol uses port number 25?
HTTP
SMTP
DNS
IMAP
The protocol that provides a translation between domain names and IP addresses is called ______.
SMTP
DNS
HTTP
POP3
What is a media access control (MAC) address?
A type of logical address
A type of physical address
A type of dynamic address
A type of temporary address.
Fill in the blank: Logical addresses can be changed by a network administrator or by an automated system called the ______.
A) DHCP
B) NIC
C) LAN
D) MAC
What is the term used to describe a group of 8 bits in IP addressing?
Byte
Octet
Nibble
Word
IPv4 addresses are made up of ____.
16 bits
32 bits
64 bits
128 bits
What are the two types of duration for logical addresses?
Static and Dynamic
Permanent and Temporary
Fixed and Variable
Constant and Changing
Logical addresses are used for communication across different ______.
Devices
Networks
Protocols
Servers
In what formats are logical addresses represented?
Binary and Octal
Decimal (IPv4) and Hexadecimal (IPv6)
Hexadecimal and Binary
Octal and Decimal
Who assigns logical addresses?
Network administrators or dynamically by DHCP servers
Internet Service Providers
System Users
Software Developers
Which protocol is responsible for assigning dynamic IP addresses to devices on a network?
HTTP
FTP
SMTP
DHCP
How many hexadecimal digits are needed to represent a single byte?
8
4
2
1
Which of the following is NOT a valid format for representing logical addresses?
Decimal
Binary
Roman Numerals
Hexadecimal
How many bits are in an ipv4 address?
16
32
64
128
