17th
Apr
DCA Online Test

DCA Online Test

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  • 17th Apr, 2021
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DCA Online Test

Following are mostly asked Dca online test MCQ test that are designed for professionals like you to crack you interviews. You can take this Dca online test online test before appearing to you real interview. This Dca online test quiz there are around 30+ multiple choice questions on Dca online test with four options.

1) Which of the following is a light sensitive device that converts drawing, printed text or other images into digital form?

  • A. Keyboard
  • B. Plotter
  • C. Scanner
  • D. OMR

2) Data or instruction entered into the memory of a computer is considered as ____.

  • A. Storage
  • B. Output
  • C. Input
  • D. Information

3) The operation which is commutative but not associative is ___.

  • A. AND
  • B. OR
  • C. EX-OR
  • D. NAND

4) A web page is __.

  • A. Made up of text and HTML tags
  • B. Marked by an opening HTML tag <HTML>
  • C. Marked by a closing HTML tag </HTML>
  • D. All of the above

5) Which of the following circuit is used as a 'Memory device' in computers?

  • A. Rectifier
  • B. Flip Flop
  • C. Attenuator
  • D. All of the above
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6) Whom was developed the basic architecture of computer?

  • A. John Von Neumann
  • B. Charles Babbage
  • C. Blaise Pascal
  • D. Garden Moore

7) ENIAC stands for ___.

  • A. Electronic Numerical Internal and Computer
  • B. Electronic Numeric Integrator and Computer
  • C. Electronic Numerical Integrator and Computer
  • D. Electronial Numerical Integrator and Computer

8) Which of the following statement is not true?

  • A. Photoshop is a graphical design tool by Adobe
  • B. Linux is free and open source software
  • C. Linux is owned and sold by Microsoft
  • D. Windows XP is an operating system

9) An error is also known as ___ regarding the computer.

  • A. Bug
  • B. Debug
  • C. Cursor
  • D. Icon

10) Which of the following is a special software to create a job queue?

  • A. Interpreter
  • B. Linkage editor
  • C. Spooler
  • D. Drive

11) What is the output of a lexical analyser?

  • A. A parse tree
  • B. Intermediate code
  • C. A stream of tokens
  • D. Machine code

12) Which of the following is not the standard synchronous communication protocol?

  • A. SLIP
  • B. SDLC
  • C. PAS
  • D. SMTP

13) Which of the following TCP/IP protocol is used to transfer electronic mail from one machine to another?

  • A. SMTP
  • B. SNMP
  • C. FTP
  • D. RPC

14) Which of the following has highest Access time?

  • A. Cache
  • B. Floppy disk
  • C. Swapping devices
  • D. Magnetic disk

15) Which of the following is the fastest means of memory access for CPU?

  • A. Registers
  • B. Cache
  • C. Main memory
  • D. Virtual Memory

16) The size of the ________ memory mainly depends on the size of the address bus of the CPU.

  • A. Main
  • B. Virtual
  • C. Secondary
  • D. Cache

17) MAR stands for ___.

  • A. Memory address register
  • B. Main address register
  • C. Main accessible register
  • D. Memory accessible register

18) What is the location of the internal registers of the CPU?

  • A. On-chip
  • B. Internal
  • C. External
  • D. Motherboard

19) __ is the electrically conducting path along which data is transmitted inside any digital electronic device.

  • A. Bus
  • B. Flip flop
  • C. Register
  • D. None of the above

20) Which of the following operating system does not implement the multitasking truly?

  • A. MS DOS
  • B. Windows XP
  • C. IBM's OS/390
  • D. Linux

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