Information Technology (Pages :82)

MCQs on Information Technology and Cyber Laws for PSC, SSC, Banking, Railway exams

  • 61 Administrative supervision of database activities is the responsibility of the?

    (A) data base administrator
    (B) DP Manager
    (C) DB Manager
    (D) VP-DP administrator
  • 62 The application layer of the OSI model is the?

    (A) seventh layer
    (B) sixth layer
    (C) fifth layer
    (D) fourth layer
  • 63 Working of the WAN generally involves?

    (A) satellite
    (B) frame delay
    (C) ATM
    (D) user agent
  • 64 Which of the following technique provides dedicated communication channel between two stations.?

    (A) switch network
    (B) Circuit switching
    (C) packet switching
    (D) None of these
  • 65 End-to-end conncectivity is provided from host-to-host in?

    (A) network layer
    (B) session layer
    (C) data link layer
    (D) transport layer
  • 66 Base band is?

    (A) transmission of signals without modulation
    (B) a signal all of whose energy is contained within a finite frequency range.
    (C) the simultaneous transmission of data to a number of stations
    (D) all of the above
  • 67 The simultaneous transmission of data to a number of stations is known as?

    (A) broad cast
    (B) bandwidth
    (C) aloha
    (D) analog transmission
  • 68 The communication mode that supports data in both directions?

    (A) simplex
    (B) half duplex
    (C) duplex
    (D) multiplex
  • 69 Modulation is the process of?

    (A) sending a file from one computer to another computer
    (B) converting digital signals to analog signals
    (C) converting analog signals to digital signals
    (D) echoing every character that is received
  • 70 A distributed network configuration in which all data/information pass through a central computer is?

    (A) bus network
    (B) star network
    (C) duplex
    (D) multiplex
  • 71 An essential ingredient for effective multimedia presentations incorpoprates user participation or?

    (A) links
    (B) buttons
    (C) interactivity
    (D) speed
  • 72 A device that that copies or reproduces text and images is also called a(n)?

    (A) optical scanner
    (B) bar code reader
    (C) character device
    (D) digital camera
  • 73 The code for a Web page is written using?

    (A) a fifth generation language
    (B) WinZip
    (C) Perl
    (D) Hypertext Markup Language
  • 74 Reusable optical storage will typically have the acronym?

    (A) CD
    (B) DVD
    (C) ROM
    (D) RW
  • 75 A collection of related files is called a?

    (A) character
    (B) field
    (C) database
    (D) record
  • 76 Storage that retains its data after the power is turned off is referred to as?

    (A) volatile storage
    (B) non-volatile storage
    (C) direct storage
    (D) sequential storage
  • 77 Permanent Memory in computer is called?

    (A) RAM
    (B) ROM
    (C) CPU
    (D) CD ROM
  • 78 Computers manipulate data in many ways, and this manipulation is called?

    (A) upgrading
    (B) processing
    (C) batching
    (D) utilising
  • 79 In programming, you use?

    (A) Arrow keys
    (B) Alpha keys
    (C) Function Keys
    (D) Page up and Page Down Keys
  • 80 With a CD you can?

    (A) Read
    (B) Write
    (C) Neither Read nor Write
    (D) Both Read and Write
  • 81 Computers use the _________ number system to store data and perform calculations.?

    (A) decimal
    (B) hexadecimal
    (C) octal
    (D) binary
    (E) none of these
  • 82 When sending an e-mail, the __________ line describs the contents of the message.?

    (A) to
    (B) subject
    (C) contents
    (D) CC
    (E) none of these
  • 83 Decreasing the amount of space required to store data and programs is accomplished by __________.?

    (A) pressing
    (B) disk caching
    (C) RAID
    (D) file compression
    (E) none of these
  • 84 Data on a floppy disk is recorded in rings called ________.?

    (A) sectors
    (B) ringers
    (C) rounders
    (D) tracks
    (E) none of these
  • 85 Where are programs and data kept while the processor is using them?

    (A) Main memory
    (B) Secondary memory
    (C) Disk memory
    (D) Program memory
    (E) none of these
  • 86 Which of the following commands is used to select the whole document?

    (A) Ctrl+A
    (B) Alt+F5
    (C) Shift+S
    (D) Can’t be done
    (E) none of these
  • 87 A device which can be connected to a network without using cable is called?

    (A) Distributed device
    (B) Centralized device
    (C) Wireless device
    (D) Open-source device
    (E) none of these
  • 88 What is the central device is star topology?

    (A) STP Server
    (B) PDC
    (C) Router
    (D) Hub/Switch
    (E) none of these
  • 89 A repair for a known software bug, usually available at no charge on the internet, is called a(n)_________.?

    (A) version
    (B) patch
    (C) tutorial
    (D) FAQ
    (E) none of these
  • 90 The operating system is the most common type of ________ software.?

    (A) Communication
    (B) Application
    (C) System
    (D) Word-processing
    (E) none of these

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