- (A) physical signalling sublayer
- (B) physical data sublayer
- (C) physical address sublayer
- (D) none of these
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- (A) storage device
- (B) processing device
- (C) input device
- (D) output device
- (A) objects
- (B) data
- (C) ideas
- (D) facts
- (A) Clip art
- (B) Highlight
- (C) Fetch
- (D) Decode
- (A) personal area network
- (B) local area network
- (C) virtual private network
- (D) none of the mentioned
- (A) File transfer
- (B) File download
- (C) E-mail
- (D) Internet telephony
- (A) Code
- (B) Colour
- (C) Computer
- (D) Character
- (A) Network virtual terminal
- (B) File transfer, access, and management
- (C) Mail service
- (D) All of these
- (A) Storage
- (B) Output
- (C) Input
- (D) Information
- (A) types of messages exchanged
- (B) message format, syntax and semantics
- (C) rules for when and how processes send and respond to messages
- (D) all of these

