Unit -1
Q1. A byte corresponds to
a. 4 bits
b. 8 bits Ans
c. 16 bits
d. 32 bits
Q2. The decimal number 127 may be represented by
a. 1111 1111B,
b. 1000 0000B,
c. EEH,
d. 0111 1111 Ans
Q3. The 4-bit binary number 0111 represents
a. 15,
b. -7
c. 7 Ans
d. -1
Q4. ASCII stands for
a. American Stable Code for International Interchange
b. American Standard Case for Institutional Interchange
c. American Standard Code for Information Interchange Ans
d. American Standard Code for Interchange Information
Q5. EEPROM stand for
a. Electrically Erasable Programmable Read Only Memory Ans
b. Easily Erasable Programmable Read Only Memory
c. Electronic Erasable Programmable Read Only Memory
d. None of the above
Q6. Which statement is valid about computer program?
a. It is understood by a computer
b. It is understood by programmer
c. It is understood user
d. Both a and b
Q7. Which of the following is not computer language?
a. High level language
b. Medium level language Ans
c. Low level language
d. All of the above
Q8. Machine language is
a. Machine dependent
b. Difficult to program
c. Error prone
d. All of above Ans
Q9. The central processing unit (CPU) consists of
a. Input, output and processing Ans
b. Control unit, primary storage, and secondary storage
c. Control unit, arithmetic-logic unit and primary storage
d. Control unit, processing, and primary storage
Unit - 2
Q10. Which device can understand difference between data & programs?
a. Input device
b. Output device
c. Memory
d. Microprocessor
Q11. Memory unit is one part of
a. Input device
b. Control unit
c. Output device
d. Central Processing Unit Ans
Q12. Algorithm and Flow chart help us to
a. Know the memory capacity
b. Identify the base of a number system
c. Direct the output to a printer
d. Specify the problem completely and clearly Ans
Q13. The basic operations performed by a computer are
a. Arithmetic operation
b. Logical operation
c. Storage and relative
d. All the above Ans
Q14. What does DMA stand for?
a. Distinct Memory Access
b. Direct Memory Access Ans
c. Direct Module Access
d. Direct Memory Allocation
Q15. Number of layers in TCP/IP model
a. 7
b. 9
c. 8
d. 5 Ans
Q16. The language that the computer can understand and execute is called
a. Machine language
b. Application software
c. System program
d. None of the above
Q17. A step by step procedure used to solve a problem is called
a. Operating system
b. Algorithm Ans
c. Application Program
d. None of the above
Q18. A computer cannot “boot” if it does not have the
a. Compiler
b. Loader
c. Operating system Ans
d. Assembler
Unit -3
Q19. Switching time of the second generation is
a. 0.1 to 1 millisecond
b. 1 to 10 microsecond Ans
c. 0.1 to 1 microsecond
d. none of above
Q20. Which device is required for the Internet connection?
a. Joystick
b. Modem
c. CD Drive
d. NIC Card Ans
Q21. Which of the following does not represent on I/O device
a. speaker which beeps
b. joystick
c. plotter
d. ALU Ans
Q22. An operating system
a. is not required on large computers
b. is always supplied with the computer
c. is always supplied with the BASIC
d. Consists of programs that help in the operation of computer. Ans
Q23. The Hexadecimal Number system has base__________
a. 2
b. 10
c. 16 Ans
d. 8
Q24. What are the essential features of any number system?
a. Operators
b. Radix
c. Base
d. b and c Ans
Q25. Which of the following is not hardware:
a. Magnetic tape
b. Printer
c. VDU terminal
d. Assembler Ans
Q26. A translator is best described as
a. An Application software
b. A system software
c. A hardware component Ans
d. None of the above
Q27. Which of the following is called low level languages?
a. Machine language
b. Assembly language Ans
c. Both of the above
d. None of above
Unit – 4
Q28. Which one is the largest space?
a. kilobyte
b. petabyte Ans
c. terrabyte
d. gigabyte
Q29. Which of the following is called high level languages?
a. Machine language Ans
b. Assembly language
c. Both of the above
d. None of above
Q30. Which of the following is a programming language?
a. Lotus
b. Pascal Ans
c. MS-Excel
d. Netscape
Q31. Which is an item of storage medium in the form of circular plate?
a. Disk Ans
b. CPU
c. Printer
d. ALU
Q31. A Pixel is _________
a. A computer program that draws picture
b. A picture stored in secondary memory
c. The smallest resolvable part of a picture Ans
d. None of these
Q32. What does the abbreviation DBMS stand for?
a. Data Borrowing and Movement Software.
b. Digital Base Mapping System.
c. Database Manipulation Software.
d. Database Management System. Ans
Q33. What is a 'tuple'?
a. An attribute attached to a record.
b. Another name for the key linking different tables in a database.
c. Another name for a table in an RDBMS.
d. A row or record in a database table.
Q34. If a piece of data is stored in two places in the database, then
a. storage space is wasted
b. changing the data in one spot will cause data inconsistency
c. in can be more easily accessed
d. both a and b
Q35. What is the file extension used for HTML file?
a. .webpage
b. .shtml
c. .html Ans
d. .doc
Unit -5
Q37. Internet Explorer is most commonly used _______ in these few years.
a. operating system
b. browser
c. network service
d. World Wide Web Ans
Q38. Networks of computers connected over a greater distances are called
a. Lan
b. Wan Ans
c. Man
d. Pan
Q39. Which are the following protocols is used to send and receive e-mails
a. Smtp
b. Http
c. Pop3
d. Ftp
Q40. A web server is a _______
a. Software
b. Hardware
c. Both a and b Ans
d. None of the above
Q41. Name a program used to edit web pages?
a. Explorer
b. HTML
c. Pageview
d. Frontpage
Q42. Bit stands for
a. Binary digits Ans
b. bit of system
c. a part of byte
d. All of above
Q43. Which of the following is correct full form of BCD?
a. Binary Coded Decimal Ans
b. Bit Coded Decimal
c. Binary Coded Digit
d. Bit Coded Digit
Q44. Switching Device of 3rd generation is
a. Transistors
b. Vacuum tubes
c. IC’s Ans
d. None of the above
Q45. The octal equivalence of 111010 is
a. 81
b. S
c. 71
d. None of above Ans
Copyright ©
All Notes on BCA
