Network + : Questions Missed Ch1-ch5

22 Questions | By Taco666hate | Last updated: Mar 20, 2022 | Total Attempts: 50

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Questions missed from Chapter 1 to Chapter 5.

Questions and Answers

1.

You are connected to a server on the Internet and you click on a link on the server and receive a time-out message. What layer could be the cause of this message?
- A.
  
  Application
- B.
  
  Transport
- C.
  
  Network
- D.
  
  Physical
2.

When data is encapsulated, which is the correct order?
- A.
  
  Data, frame, packet, segment, bits
- B.
  
  Segment, data, packet, frame, bits
- C.
  
  Data, segment, packet, frame, bits
- D.
  
  Data, segment, frame, packet, bits
3.

What are two purposes for segmentation with a bridge?
- A.
  
  To add more broadcast domains
- B.
  
  To create more collision domains
- C.
  
  To add more bandwidth for users
- D.
  
  To allow more broadcasts for users
4.

Which of the following are types of flow control? (Choose all that apply.)
- A.
  
  Buffering
- B.
  
  Cut-through
- C.
  
  Windowing
- D.
  
  Congestion avoidance
- E.
  
  VLANs
5.

What is the purpose of flow control?
- A.
  
  To ensure that data is retransmitted if an acknowledgement is not received
- B.
  
  To reassemble segments in the correct order at the destination device.
- C.
  
  To proved a means for the receiver to govern the amount f data sent by the sender.
- D.
  
  To regulate the size of each segment.
6.

Which IEEE standard specifies the protocol for CSMA/CD?
- A.
  
  802.2
- B.
  
  802.3
- C.
  
  802.5
- D.
  
  802.11
7.

Which of the following Ethernet unshielded twisted-pair (UTP) cables types is most commonly used?
- A.
  
  10Base-T
- B.
  
  100Base-TX
- C.
  
  1000Base-TX
- D.
  
  All of the above
8.

Fiber-optic cable is immune to electromagnetic interference (EMI) and radio frequency interference (RFI) because it:
- A.
  
  Transmits analog signals using electricity
- B.
  
  Transmits analog signals using light impulses
- C.
  
  Transmits digital signals using light impulses
- D.
  
  Transmits digital signals using electricity
9.

How many hosts on a half-duplex segment can talk at one time?
- A.
  
  0
- B.
  
  1
- C.
  
  2
- D.
  
  4
10.

Which type of cable should be used to connect to the console port on a router?
- A.
  
  Console cable
- B.
  
  Crossover cable
- C.
  
  Straight-through cable
- D.
  
  USB
11.

You need to make a 586B cable. How many pairs will you use?
- A.
  
  1
- B.
  
  2
- C.
  
  3
- D.
  
  4
12.

On an Ethernet switched network what address does one host computer use to communicate with another?
- A.
  
  IP address
- B.
  
  MAC address
- C.
  
  Street address
- D.
  
  HUB address
13.

What is the maximum distance of 10GBase-SR?
- A.
  
  100 meters (328 feet)
- B.
  
  302 meters (990 feet)
- C.
  
  305 meters (1000 feet)
- D.
  
  1593 km (6 miles)
14.

What is the maximum distance of 100GBase-LR?
- A.
  
  1 mile
- B.
  
  3 miles
- C.
  
  6 miles
- D.
  
  25 miles
15.

What is the decimal value for the binary number 11101000?
- A.
  
  9
- B.
  
  A
- C.
  
  C
- D.
  
  B
16.

How many bits is a MAC address?
- A.
  
  16
- B.
  
  32
- C.
  
  48
- D.
  
  64
17.

What is the purpose of the Frame Check Sequence (FCS) in an Ethernet frame?
- A.
  
  Error correction
- B.
  
  Error detection
- C.
  
  Error recovery
- D.
  
  Creating errors
18.

Which is not a common term asociated with modems?
- A.
  
  POTS
- B.
  
  DSL
- C.
  
  Cable
- D.
  
  NIC
19.

Which of the following devices can work at both Layers 2 and 3 of the OSI model?
- A.
  
  Hub
- B.
  
  Switch
- C.
  
  Repeater
- D.
  
  Bridge
20.

Which device should be used if you need to send incoming packets to one or more machines that are hidden behind a single IP address?
- A.
  
  Switch
- B.
  
  Load balancer
- C.
  
  Hub
- D.
  
  Repeater
21.

What role does that "A" record in a Domain Name Service (DNS) server have in your network?
- A.
  
  Translates human name to IP address
- B.
  
  Translate IP address to human name
- C.
  
  Enables printing, copying, and faxing from one device
- D.
  
  Controls network packets to optimize performance
22.

Users on your network are saturation your bandwidth because they are using too many non-work related sites. What device would limit the availability of the types of sites that users on a LAN have access to while providing granular control over the traffic between local LAN and the Internet?
- A.
  
  Switch
- B.
  
  DHCP server
- C.
  
  DNS server
- D.
  
  Proxy server