Computer and Scientific Quiz

ByMallikarjuna

Jul 4, 2016

1. In super computer, a machine must be capable of performing at least ?

(A) 40 million arithmetic operations per second

(B) 20 million arithmetic operations per second

(C) 80 million arithmetic operations per second

(D) 10 million arithmetic operations per second

2. PL/I was developed in the late 1960’s by IBM as an intended successor to ?

(A) PASCAL

(B) FORTRAN & COBOL

(C) BASIC

(D) None of the above

3. Which computer language is preferred for data

(A) BASIC

(B) PASCAL

(C) APL

(D) None of these

4. A user can interact with the compiler through ?

(A) Interpreter

(B) Translator

(C) Memory

(D)None of these

5. Which of the following is high level ?

(A) Machine language

(B) Assembly language

(C) BASIC

(D) None of these

6. The difference between an interpreter and a compiler is that the compiler creates?

(A) Pascal program

(B) Object program

(C) Assembly program

(D) None of the above

7. Which of the following is an electronic computer ?

(A) Differential analyzer

(B) Abacus

(C) UNIVAC

(D) Antibythera mechanism

8. The classified name for ENIAC project was–

(A) MAMMOTH

(B) PX

(C) NUMBER CRUNCHER

(D) EN

9. The first computer to be built in a commercial contract was

(A) UNIVAC

(B) IBM 701

(C) ENIAC

(D) EDVAC

10. The fourth generation computer-

(A) Mark 1

(B) ENIAC

(C) IBM PC

(D) EDSAC

11. Which of the following is not an electronic computer?

(A) IBM 1620

(B) ENIAC

(C) IBM PC

(D) PC DOS

12. An hexadigit can be represented by–

(A) Eight binary (consecutive) bits

(B) Sixteen binary (consecutive) bits

(C) Four binary (consecutive) bits

(D) Three binary (consecutive) bits

13. The pentium processor contains–

(A) A hundred thousands of transistors

(B) Several millions of transistors

(C) Tens of thousand of transistors

(D) Thousands of transistors

14. The first UNIX operating system, as it was in the development stage was written in-

(A) Assembly language

(B) ‘C’ language

(C) Machine language

(D) None of the above

15. The UNIX operating system (available commercially), has been written in-

(A) ‘C’ language

(B) PASCAL

(C) Machine language

(D) Assembly language

16. Choose the Correct statement-

(A) Unix and MS-DOS are ? comparable from the file security view point

(B) MS-DOS has better file security system compared to UNIX

(C) UNIX has better security for files relative to MS-DOS

(D) one of the these is correct

17. UNIX is ?

(A) Only a multiprogramming system

(B) Neither a time sharing nor a multipro-gramming system

(C) Only a time sharing system

(D) Both a time sharing and multipro-gramming system

18. A command in UNIX can have