In data communication model a channel can be:
- (A) Radio lines
- (B) Telephone(DSL) lines
- (C) Postal mail services
- (D) All of the above can be
- (D) All of the above can be
A data terminal is used as:
- (A) Effector
- (B) Wireless or wired sensor
- (C) both a and b
- (D) None of above
- (C) both a and b
Which of the following transmission systems have highest data rate?
- (A) Computer bus
- (B) Twisted pair lines
- (C) Wireless
- (D) Coaxial lines
- (A) Computer bus
A protocol is a set of set of laws leading a time series of actions that must take place:
- (A) Between routers.
- (B) Between an interface
- (C) Between users
- (D) Between peers
- (D) Between peers
A LAN is a combination of:
- (A)Â LAN cables
- (B)Â Network adapter card
- (C)Â LAN Application Software
- (D)Â All of the above
- (D)Â All of the above
On a linear bus topology cabling can be extended by using following device:
- (A)Â Network Adapter Card
- (B)Â Barrel Connector
- (C)Â Terminator
- (D)Â Modem Card
- (B)Â Barrel Connector
The Media Access in which layer Control sub layer resides:
- (A)Â Data link
- (B)Â Physical
- (C)Â Network
- (D)Â Transport
- (A)Â Data link
Ethernet bus typologies used following Ethernet cabling:
- (A)Â Thin Net
- (B)Â Thick Net
- (C)Â Bold Net
- (D) A. B
- (D) A. B
How many pairs of computers can simultaneously communicate on Ethernet LAN?
- (A)Â 1
- (B)Â 3
- (C)Â Multiple
- (D)Â 4
- (A)Â 1
Project 802 defines standards for which layers of the OSI model?
- (A)Â Application and Presentation layers
- (B)Â Physical and Data Link layers
- (C)Â Network and Data Link layers
- (D)Â Transport and Network layers
- (B)Â Physical and Data Link layers