Computer Fundamentals mcq Question Paper - Set 50 - ObjectiveBooks

Computer Fundamentals mcq Question Paper - Set 50

Practice Test: Question Set - 50

1. Conversion of binary number 1010101000010111 to hexadecimal number is
    (A) D8F916
    (B) A8B916
    (C) AA1716
    (D) D9F816

2. ILLIAC is a
    (A) Super computer
    (B) Mini computer
    (C) Mainframe computer
    (D) Micro computer

3. Which one of the following is the first second-generation computer?
    (A) IBM 7090
    (B) IBM 801
    (C) IBM 7070
    (D) IBM 650

4. Which of the following is a communication network that is devoted to carrying computer information?
    (A) Data point
    (B) Data module
    (C) Data network
    (D) Data pack

5. The first firm to mass-market a microcomputer as a personal computer was
    (A) IBM
    (B) Sperry Univac
    (C) Radio Shack
    (D) Data General Corporation

6. Locations in the main memory of a computer are called
    (A) Alphabets
    (B) Words
    (C) Data
    (D) Characters

7. Conversion of an octal number 1428 to binary number is
    (A) 11000102
    (B) 1101102
    (C) 11000112
    (D) 11011012

8. Which of the following are likely to jam the read/write head of a disk pack?
    (A) Dust
    (B) Smoke particle
    (C) Finger print smudge
    (D) All of the above

9. Each model of a computer has a unique
    (A) Assembly language
    (B) Machine language
    (C) High level language
    (D) None of the above

10. How many addresses are required for 25 × 40 video RAM?
    (A) 2000
    (B) 1920
    (C) 1000
    (D) 2000

11. The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
    (A) 16 digits
    (B) 6 digits
    (C) 4 digits
    (D) None of the above

12. The output quality of a printer is measured by
    (A) Dots per inch
    (B) Dots per line
    (C) Dots printed per unit time
    (D) None of the above

13. All inputs must be in ON position to have an output is known as
    (A) NOT gate
    (B) AND gate
    (C) OR gate
    (D) XOR gate

14. The intersection of a column and row in a spreadsheet is called a bon or
    (A) Key
    (B) Field
    (C) Cell
    (D) Menu

15. 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 that location

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