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MCQs

Total Questions : 885 | Page 40 of 89 pages
Question 391. To make possible the efficient on-line servicing of many teleprocessing system users on large computer systems, designers are developing
  1.    communication systems
  2.    All of these
  3.    None of these
  4.    multiprogramming systems
  5.    virtual storage systems
 Discuss Question
Answer: Option B. -> All of these
Question 392. Which of the following best describes the scopes on each DHCP server, in the absence of configuration problems with DHCP addresses, if you use multiple DHCP servers in your environment?
  1.    For different subnets
  2.    Unique to that subnet only
  3.    For no more than two subnets
  4.    For no subnets
  5.    None of these
 Discuss Question
Answer: Option A. -> For different subnets
Question 393. The main difference between TCP and UDP is
  1.    UDP is connection oriented where as TCP is datagram service
  2.    All of these
  3.    UDP is a datagram where as TCP is a connection oriented service
  4.    None of these
  5.    TCP is an Internet protocol where as UDP is an ATM protocol
 Discuss Question
Answer: Option C. -> UDP is a datagram where as TCP is a connection oriented service
Question 394. Now-a-days computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?
  1.    Keyboard
  2.    None of these
  3.    Scanner
  4.    Modem
  5.    Fax
 Discuss Question
Answer: Option D. -> Modem
Question 395. After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
  1.    Facsimile
  2.    Word processor
  3.    Electronic mail
  4.    Telex
  5.    None of these
 Discuss Question
Answer: Option A. -> Facsimile
Question 396. Devices on one network can communicate with devices on another network via a
  1.    None of these
  2.    file server
  3.    gateway
  4.    utility server
  5.    printer server
 Discuss Question
Answer: Option C. -> gateway
Question 397. What operates in the Data Link and the Network layer?
  1.    NIC
  2.    Brouter
  3.    Router
  4.    Bridge
  5.    None of these
 Discuss Question
Answer: Option B. -> Brouter
Question 398. What is the name of the computer based EMMS that provides a common forum where users can check in at their convenience, post messages, actively exchange ideas and participate in ongoing discussions?
  1.    None of these
  2.    Teleconferencing
  3.    Videoconferencing
  4.    Bulletin board system (BBS)
  5.    E-mail
 Discuss Question
Answer: Option D. -> Bulletin board system (BBS)
Question 399. Which file transfer protocol uses UDP?
  1.    TELNET
  2.    FTP
  3.    TFTP
  4.    NFS
  5.    None of these
 Discuss Question
Answer: Option C. -> TFTP
Question 400. You are working with a class C network. You are required to configure it for five subnets, each of which will support 25 nodes. What subnet should you use?
  1.    255.255.255.224
  2.    255.255.255.252
  3.    255.255.255.0
  4.    255.255.255.248
  5.    255.255.255.240
 Discuss Question
Answer: Option A. -> 255.255.255.224

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