Computer Networks

581. SMDS stands for

  1. Switched Multiple Data Services
  2. Switched Multimegabit Data Services
  3. Switched Multiple Double Services
  4. Switched Multiple Data Subscriber

Correct answer: (B)
Switched Multimegabit Data Services

582. SMDS was primarily used for connecting

  1. LAN
  2. MAN
  3. WAN
  4. PAN

Correct answer: (A)
LAN

583. SMS(Short Message Service) is a message consisting of a maximum of ____________ alphanumeric characters

  1. 150
  2. 160
  3. 170
  4. 180

Correct answer: (B)
160

584. SMTP can be considered as a complement of ____________

  1. UUDP
  2. UUCP
  3. UCCP
  4. UCPD

Correct answer: (B)
UUCP

585. SMTP commands consist of human-readable ____________

  1. EBCDIC strings
  2. ASCII strings
  3. Both a & b
  4. None of these

Correct answer: (B)
ASCII strings

586. SMTP is the ____________ standard for an electronic mail service provider

  1. dee facto
  2. de facto
  3. de fact
  4. none of these

Correct answer: (B)
de facto

587. SMTP uses ____________ transport for the reliably delivery of mail messages

  1. FTP
  2. TCP
  3. MTA
  4. FTPD

Correct answer: (B)
TCP

588. SNAP stands for

  1. Subnetwork Access Package
  2. Subnetwork Access Packet
  3. Structured Access Protocol
  4. Subnetwork Access Protocol

Correct answer: (D)
Subnetwork Access Protocol

589. Solicit-successor frame contains the address of the

  1. Sending station
  2. Successor
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

590. Some example of data link layers are

  1. HDLC
  2. Ethernet
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

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