Networking

1. What is the default subnet mask for a class B network?
   (A) 127.0.0.1
   (B) 2550.0.0
   (C) 255.255.0.0
   (D) 255.255.255.0
   
   Answer

   (C) 255.255.0.0
2. What is loopback address?
   (A) 127.0.0.1
   (B) 255.0.0.0
   (C) 255.255.0.0
   (D) 127.0.0.0
   
   Answer

   (A) 127.0.0.1
3. A central computer surrounded by one or more satellite computers is called a
   (A) Bus network
   (B) Ring network
   (C) Star network
   (D) None of these
   
   Answer

   (C) Star network
4. A networking device that receives a signal on an electromagnetic or an optical transmission medium, amplifies the signal,and then retransmits it along the medium is called
   (A) Router
   (B) Hub
   (C) transmitter
   (D) Repeater
   
   Answer

   (B) Hub
5. What is the default subnet mask for a class A network?
   (A) 127.0.0.1
   (B) 255.0.0.0
   (C) 255.255.0.0
   (D) 255.255.255.0
   
   Answer

   (B) 255.0.0.0
6. UTP stands for
   (A) Unshielded Twisted Pair
   (B) Unshielded Twisted Port
   (C) Uniformly Twisted Pair
   (D) None
   
   Answer

   (A) Unshielded Twisted Pair
7. Which of the following organization defines standards for modems?
   (A) IEEE
   (B) CCITT
   (C) BELL
   (D) None
   
   Answer

   (B) CCITT
8. Which topology requires a hub?
   (A) Ring
   (B) Star
   (C) Bus
   (D) None
   
   Answer

   (B) Star
9. Which OSI layer divides a file into segments that are an efficient size for routing?
   (A) Transport Layer
   (B) Network Layer
   (C) Data link Layer
   (D) None
   
   Answer

   (A) Transport Layer
10. FDDI stands for
    (A) Fiber Data Distribution Interface
    (B) Fiber Distributed Data Interface
    (C) Fixed Data Distribution Interface
    (D) None
    
    Answer

    (B) Fiber Distributed Data Interface