SUS1501 UPDATED ACTUAL QUESTIONS
AND CORRECT ANSWERS
COMPREHENSIVE STUDY GUIDE
●● Personal Area Network (PAN)
Answer: - Provides communication for devices owned by a single user
that work over a short distance
- Bluetooth, IR, NFC, etc.
(1.1 & 2.7)
●● LCD (Liquid Crystal Display)
Answer: Lightweight & Inexpensive - Poor black levels due to Separate
Backlight
(1.2)
●● TN (twisted nematic)
Answer: Fast response Times - Low cost - Low Power Use - Limited
Viewing Angles
(1.2)
●● IPS (In Plane Switching)
Answer: Better Colors - Better Viewing Angles - More Expensive
,(1.2)
●● OLED (organic light-emitting diode)
Answer: Thinner & Brighter - No Need for Backlight
(1.2)
●● MDM (mobile device management)
Answer: - Manage company & user devices
- Centralized management system
- Ensures device security
(1.4)
●● MAM (mobile application management)
Answer: - Set policies & restrictions on apps
- Control Company software (Update, Remove, Etc.)
(1.4)
●● PRL (Preferred Roaming List)
Answer: - Allows phone to connect to the right tower
(1.4)
●● Port 20/21
,Answer: FTP (File Transfer Protocol)
- 20(TCP) for Data Transfers
- 21(TCP) to Control Data Transfers
(2.1)
●● Port 22
Answer: SSH (Secure Shell) - TCP
- Encrypted Communication
- Looks/Acts the same as Telnet
(2.1)
●● Port 23
Answer: Telnet (Telecommunications Network) - TCP
- Non-encrypted Communication
- Log into devices remotely
(2.1)
●● Port 25
Answer: SMTP (Simple Mail Transfer Protocol) - TCP
- Used to send mail from device to mail server
(2.1)
, ●● Port 53
Answer: DNS (Domain Name System) - UDP
- Converts names to IP addresses
- CRITICAL Resource
(2.1)
●● Port 67/68
Answer: DHCP (Dynamic Host Configuration Protocol) - UDP
- Automated configuration of IP addresses
- IPs can be reserved for certain devices
- IP Range: 10.1.10.10 through 10.1.10.199
(2.1)
●● Port 80
Answer: HTTP (Hypertext Transfer Protocol) - TCP
- Non-encrypted communication in the browser
(2.1)
●● Port 110
Answer: POP3 (Post Office Protocol 3) - TCP
- Receive emails from an email server
- Basic mail transfer functionality
AND CORRECT ANSWERS
COMPREHENSIVE STUDY GUIDE
●● Personal Area Network (PAN)
Answer: - Provides communication for devices owned by a single user
that work over a short distance
- Bluetooth, IR, NFC, etc.
(1.1 & 2.7)
●● LCD (Liquid Crystal Display)
Answer: Lightweight & Inexpensive - Poor black levels due to Separate
Backlight
(1.2)
●● TN (twisted nematic)
Answer: Fast response Times - Low cost - Low Power Use - Limited
Viewing Angles
(1.2)
●● IPS (In Plane Switching)
Answer: Better Colors - Better Viewing Angles - More Expensive
,(1.2)
●● OLED (organic light-emitting diode)
Answer: Thinner & Brighter - No Need for Backlight
(1.2)
●● MDM (mobile device management)
Answer: - Manage company & user devices
- Centralized management system
- Ensures device security
(1.4)
●● MAM (mobile application management)
Answer: - Set policies & restrictions on apps
- Control Company software (Update, Remove, Etc.)
(1.4)
●● PRL (Preferred Roaming List)
Answer: - Allows phone to connect to the right tower
(1.4)
●● Port 20/21
,Answer: FTP (File Transfer Protocol)
- 20(TCP) for Data Transfers
- 21(TCP) to Control Data Transfers
(2.1)
●● Port 22
Answer: SSH (Secure Shell) - TCP
- Encrypted Communication
- Looks/Acts the same as Telnet
(2.1)
●● Port 23
Answer: Telnet (Telecommunications Network) - TCP
- Non-encrypted Communication
- Log into devices remotely
(2.1)
●● Port 25
Answer: SMTP (Simple Mail Transfer Protocol) - TCP
- Used to send mail from device to mail server
(2.1)
, ●● Port 53
Answer: DNS (Domain Name System) - UDP
- Converts names to IP addresses
- CRITICAL Resource
(2.1)
●● Port 67/68
Answer: DHCP (Dynamic Host Configuration Protocol) - UDP
- Automated configuration of IP addresses
- IPs can be reserved for certain devices
- IP Range: 10.1.10.10 through 10.1.10.199
(2.1)
●● Port 80
Answer: HTTP (Hypertext Transfer Protocol) - TCP
- Non-encrypted communication in the browser
(2.1)
●● Port 110
Answer: POP3 (Post Office Protocol 3) - TCP
- Receive emails from an email server
- Basic mail transfer functionality
