LLT

Question 1

When operating under optimal network conditions, which of the following has the HIGHEST reliability?

• Wired
  1. Cellular
  ,3. Bluetooth
  1. WiFi

Answer 1

WIRED

Question 2

Which type of server would support the SMTP, POP, and IMAP protocols?
- syslog?
email
- dhcp
proxy?

Answer 2

email

Question 3

A technician has just finished setting up a SOHO wireless router but the client does not want the PC on the wireless network for security reasons. The technician connects an RJ-45 cable to the computer and the router but does not receive network connectivity. Which of the following is the NEXT step to diagnose the problem?

1. Change the hostname of the router to match the computer’s network.
2. Change the IP address on the computer to match the router.
3. Check for link light activity on the computer and the router.
4. Reseat the power cable on the computer and reboot.

Answer 3

3.

Question 4

A network that spans across a city

Answer 4

MAN

Question 5

Provides services or resources to other computers (clients) in a network, such as hosting websites, files, or applications.

Answer 5

Server

Question 6

Connects and filters traffic between two similar network segments, usually to reduce unnecessary data transmission.

Answer 6

Bridge

Question 7

Wireless APs connect together to( extend )the reach of a wireless network

Answer 7

WMN wireless mesh network

Question 8

Can extend beyond traditional LANs and group users based on administratively defined boundaries instead of physical boundaries

Answer 8

VLAN

Question 9

Connects devices in close proximity to the user, usually using Bluetooth

Answer 9

PAN

Question 10

A basic networking device that connects !multiple devices in a local network,)! broadcasting data to all connected devices.

Answer 10

hub

Question 11

1. Connects different networks and directs data between them based on! IP addresses. It helps in determining the best path for data to travel.
2. Connects devices within a local network and uses \MAC addresses to forward data only to the intended recipient.

Answer 11

1. Router
2. Switch

Question 12

CONVERTS diGITAL DATA from comp or network into ANALog SIGNALS

Answer 12

MODEM

Question 13

1. Wi-Fi is a wireless networking technology that uses radio waves.
2. A technician needs to connect a user’s computer to the network. Which of the following device types would the technician install?
   - Modem
   -Ethernet Card
   Dauhterboard
   – Graphics card

Answer 13

1. T
2. ETHERNETCARD

Question 14

Which of the following are secure network protocols? (Select TWO).
1. Https
2. Ftps
3. SMtp
4. IMAP
5. DNS

Answer 14

• FTPS & (SMTP?

Question 15

Which of the following data connections would provide a user with the BEST Internet availability while traveling?
- Tablet connected to a SOHO wireless network.
- Laptop with Bluetooth wireless connectivity
- Smartphone with cellular service
- Workstation with only RJ-45 connectors
?

Answer 15

3. Smartphone with cellular service

Question 16

A 128-bit address that is represented in hexadecimal format.
- PIv4
-IPv6
-DNs
Mac address

Answer 16

2. Ipv6

Question 17

This address is in analogous to a fingerprint.
- Default gateway
- IP address
- DHCP
- Mac address

2. UDP provides reliable, connection-oriented communication.

Answer 17

1. 4. • Mac address
2. T

Question 18

1.WHAT network protocol is used to automatically assign an IP address to a computer on a network?
2. meaning ng TCP at IP

Answer 18

1. DHCP (Dynamic Host Configuration Protocol
2. Transmission Control Protocol & Internet Protocol

Question 19

1. HTTP (Hypertext Transfer Protocol) is used for secure data transmission over the internet.
2. Servers are typically responsible for providing resources and services to clients on a network.

T or F

Answer 19

F
2. T

Question 20

A user needs to access the Internet from home. Which device is needed if a user connects to an ISP through the telephone network?
1. Server
2. Switch
3. wireless access point
4. DSL modem

Answer 20

DSL modem

Question 21

Which of the following are input devices?
6

Answer 21

1. keyboard
   scanner
   biometric scanner
   webcam
   Microphone
   mouse

Question 22

Which of the following connectors is MOST often used to connect a computer to a network?
1. Rj-45
2. IDE
3. Rj-11

Answer 22

1. 1. Rj-45

Question 23

1. A technician wants to keep a router up to date. Which of the following MUST be updated
   a. Wireless encryption
   b. SSID
   c. Firmware
2. What internal component is used for temporary data storage in a workstation

Answer 23

1. C. Firmware
2. RAM

Question 24

four ports can be use to connect and install a printer?

Answer 24

1/ Serial
2/ USB
3/ FireWire
4/ Parallel

Question 25

the primary purpose of a computer’s case fan?

Answer 25

- To enhance airflow through the case

Question 26

Ann, a user, has an external monitor that will not turn on. Her laptop has activity lights and is plugged into the same power strip. Which of the following should be checked FIRST to begin - The power strip - The monitor power cable - The monitor video cable - The laptop power cable

Answer 26

- The monitor power cable

Question 27

Before purchasing a new video card for a PC, which of the following should be checked to ensure there will be enough electricity for the video card to function properly? 1. CPU 2. PSU 3. GUI

Answer 27

PSU

Question 28

From which type of data storage does the CPU load information for processing during normal operation? /rom /ram/ /hdd /SSD

Answer 28

RAM

Question 28

A technician has been asked to upgrade a processor and needs to do some research. The computer is just a couple of years old.-- What are two types of processor packages that could be used inside the computer? (Choose two.)

Answer 28

PGA n LGA

Question 29

two factors must be considered when replacing old RAM modules in a PC?

Answer 29

1. The new RAM must be compatible with the motherboard. 2. The speed of the new RAM must be supported by the chipset.

Question 30

Which of the following is the component responsible for interconnectivity of internal system devices? /system case MotherBoard/ Power supply/ 2. In a dusty environment, which of the following CPU cooling types is BEST? / Heat sink fan /Case fan /Open case / Liquid cooling

Answer 30

1. Motherboard 2. Liquid cooling

Question 31

Which of the following is the function of a CPU? P- erforms data computation\ - Encrypts data for remote transmission = Supplies electricity to components = Provides storage location for files

Answer 31

P- erforms data computation\

Question 32

WHat ports are used to connect monitors? Select three

Answer 32

1. HDMI VGA 3/ DVI

Question 33

Whta supports both high definition video and audio? Correct answer:

Answer 33

HDMI

Question 34

two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)

Answer 34

1. Acces to ram 2. access to video card

Question 35

What does the BIOS do? - provides temporary data storage for the CPU - performs a check on all internal components - provides graphic capabilities for games and applications - enables a computer to connect to a network

Answer 35

- performs a check on all internal components

Question 36

What three voltages are commonly provided by the power supply to the various components inside the computer? 2. Which of the following printer types uses a powder based consumable with a lower cost per page compared to other printers? Inkjet/ Laser/ Thermal/ DOt Matrix

Answer 36

= 5, 12, 3.3 VOLTS = 2. LASER

Question 38

What data is stored in the CMOS memory chip? WthT s the component responsible for interconnectivity of internal system devices?

Answer 38

1. = Bios settings 2. Motherboard