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iT FUNDE > LLT > Flashcards

LLT Flashcards

1
Q

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

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

WIRED

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2
Q

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

A

email

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3
Q

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.
A

3.

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4
Q

A network that spans across a city

A

MAN

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5
Q

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

A

Server

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6
Q

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

A

Bridge

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7
Q

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

A

WMN wireless mesh network

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8
Q

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

A

VLAN

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9
Q

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

A

PAN

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10
Q

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

A

hub

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11
Q
  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.
A
  1. Router
  2. Switch
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12
Q

CONVERTS diGITAL DATA from comp or network into ANALog SIGNALS

A

MODEM

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13
Q
  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
A
  1. T
  2. ETHERNETCARD
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14
Q

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

A
  • FTPS & (SMTP?
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15
Q

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
?

A
  1. Smartphone with cellular service
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16
Q

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

A
  1. Ipv6
17
Q

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

  1. UDP provides reliable, connection-oriented communication.
A
      • Mac address
  2. T
18
Q

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

A
  1. DHCP (Dynamic Host Configuration Protocol
  2. Transmission Control Protocol & Internet Protocol
19
Q
  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

A

F
2. T

20
Q

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

A

DSL modem

21
Q

Which of the following are input devices?
6

A
  1. keyboard
    scanner
    biometric scanner
    webcam
    Microphone
    mouse
22
Q

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

A
    1. Rj-45
23
Q
  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
A
  1. C. Firmware
  2. RAM
24
Q

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

A

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

25
Q

the primary purpose of a computer’s case fan?

A
  • To enhance airflow through the case
26
Q

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

A
  • The monitor power cable
27
Q

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

A

PSU

28
Q

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

A

RAM

28
Q

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.)

A

PGA n LGA

29
Q

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

A
  1. The new RAM must be compatible with the motherboard.
  2. The speed of the new RAM must be supported by the chipset.
30
Q

Which of the following is the component responsible for interconnectivity of internal system devices?
/system case
MotherBoard/
Power supply/

  1. In a dusty environment, which of the following CPU cooling types is BEST?
    / Heat sink fan
    /Case fan
    /Open case
    / Liquid cooling
A
  1. Motherboard
  2. Liquid cooling
31
Q

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

A

P- erforms data computation\

32
Q

WHat ports are used to connect monitors? Select three

A
  1. HDMI
    VGA
    3/ DVI
33
Q

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

A

HDMI

34
Q

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

A
  1. Acces to ram
  2. access to video card
35
Q

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

A
  • performs a check on all internal components
36
Q

What three voltages are commonly provided by the power supply to the various components inside the computer?

  1. 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
A

= 5, 12, 3.3 VOLTS

= 2. LASER

37
Q
A
38
Q

What data is stored in the CMOS memory chip?

WthT s the component responsible for interconnectivity of internal system devices?

A
  1. = Bios settings
  2. Motherboard

iT FUNDE (6 decks)

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