Computer Fundamental MCQ Part 20 With Important Question And Answer

Computer fundamental MCQ part 20 with question and answer. This article contains the 25 questions for practicing loksewa computer operator exam. Answer is given at the end of the page.

476. Charles Babbage was awarded by Royal Society for his
A) Difference Engine
B) Analytic Engine
C) Binary System in Analytic Engine
D) His concept of input, mill, output and storage

477. A computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as
A) Super computer
B) Minicomputer
C) Microcomputer
D) Macro computer

478. When we look at the cost, which of the following computer is most expensive?
A) Mainframe Computer
B) Mini Computers
C) Micro Computers
D) Super Computers

479. Which of the following will happen when data is entered into a memory location?
A) It will add to the content of the location
B) It will change the address of the memory location
C) It will erase the previous content
D) It will not be fruitful if there is already some data at the location

480. Which device is used as the standard pointing device in a Graphical User Environment?
A) Keyboard
B) Mouse
C) Joystick
D) Track ball

481. Mini computers and micro computers are from which generation of computers?
A) First
B) Second
C) Third
D) Fourth

482. Pick the one that is used for logical operations or comparisons such as less than equal to or greater than.
A) Arithmetic and Logic Unit
B) Control Unit
C) Both of above
D) None of above

483. The operating speed of third generation computer was
A) Milliseconds
B) Microseconds
C) Nanoseconds
D) Picoseconds

484. Which of the following is true?
A) Mark I was 8 feet long
B) Mark I was 2 feet long
C) Mark I was 40 feet long
D) None of above

485. Charles Babbage is considered the father of modern computers because
A) of his difference engine
B) of his analytical engine
C) his concept of input, mill and output
D) All of above

486. Which of the following is used only for data entry and storage, and never for processing?
A) Mouse
B) Dumb terminal
C) Micro computer
D) Dedicated data entry system

487. What was the first computer brought in Nepal?
A) ICL/2950
C) IBM 1401
D) None of above

488. The primary advantage of key-to-tape data entry system is
A) A large percentage of editing can be performed at the time of data entry
B) Key verification is easily performed
C) The tape is reusable
D) Keying errors can be detected as they occur.

489. Basic is ________ language.
A) a procedural
B) an object oriented
C) both A and B
D) none of the above

490. A computer Program that translates one program instruction at a time into machine language is called a/an
A) Interpreter
C) Compiler
D) Simulator

491. Which of the following have the fastest access time?
A) Semiconductor Memories
B) Magnetic Disks
C) Magnetic Tapes
D) Compact Disks

492. The first electronic general purpose digital computer built by Eckert and Mauchly called ENIAC did not work on the stored program concept. How many numbers could it store in its internal memory?
A) 100
B) 20
C) 40
D) 80

493. The computer that process both analog and digital is called
A) Analog computer
B) Digital computer
C) Hybrid computer
D) Mainframe computer

494. What was the name of the first commercially available microprocessor chip?
A) Intel 308
B) Intel 33
C) Intel 4004
D) Motorola 639

495. Which of the following class of computers can process physical quantities such as speed?
A) Analog Computers
B) Digital Computers
C) Hybrid Computers
D) None of above

496. How many types of storage loops exists in magnetic bubble memory
A) 8
B) 4
C) 16
D) 2

497. When did IBM introduce the 20286 based PC/AT?
A) 1982
B) 1984
C) 1985
D) 1989

498. The silicon chips used for data processing are called
A) RAM chips
B) ROM chips
C) Microprocessors
D) PROM chips

499. Which computers used operating systems by Microsoft?
B) Apple/Macintosh PCs
C) IBM Compatibles
D) Both A & C

500. One of the main features that distinguish microprocessors from micro-computer is
A) Words are usually large in microprocessors
B) Words are shorter in microprocessors
C) Microprocessor does not contain I/O device
D) Exactly the same as the machine cycle time

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