Basic Computer MCQ Part 2

Basic Computer MCQ Part 2

1. Which computer memory is used for storing programs and data currently being processed by the CPU?

(A) Mass memory

(B) Internal memory

(C) Non-volatile memory

(D) PROM

(E) None of these

Answer: (B)

2. A circuit with about 100 transistors fabricated on a single chip is called

(A) MCR

(B) MSI

(C) MIS

(D) RJE

(E) None of these

Answer: (B)

3. ALU is called for _____ of a computer

(A) Heart

(B) Master dispatcher

(C) Primary memory

(D) All of the above

(E) None of these

Answer: (C)

4. A single dimensional array is called

(A) List

(B) Subscripts

(C) Matrix

(D) File

(E) None of these

Answer: (A)

5. How many types of drawing objects are available in drawing Tool Bar ?

(A) 4

(B) 5

(C) 10

(D) 12

(E) None of these

Answer: (E)

6. Data processing is___

(A) Data collection

(B) Similar to computer programming

(C) Associated with commercial work

(D) Akin to data coding

(E) None of these

Answer: (C)

7. In computer terminology, information means

(A) Raw data

(B) Data in more useful

(C) Alphanumeric data

(D) Program

(E) None of these

Answer: (B)

8. A typical modern computer uses

(A) Magnetic cores

(B) LSI chips

(C) Magnetic tapes

(D) More than 1000 vacuum tubes

(E) None of these

Answer: (B)

9. Technology no longer protected by copyright, available to everyone, is considered to be:

(A) proprietary

(B) Open

(C) Experimental

(D) In the public domain

(E) None of these

Answer: (A)

10. The commonly used UNIX commands like date, ls, cat etc. are stored in

(A) /dev directory

(B) /bin directory

(C) /tmp directory

(D) /unix directory

(E) None of these

Answer: (B)

11. In UNIX, which command is used to change the protection mode of files starting with the

string emp and ending with 1, 2 or 3 ?

(A) Chmod u+x emp[1-3]

(B) Chmod 777 emp*

(C) Chmod u+r ??? emp

(D) Chmod 222 emp ?

(E) None of these

Answer: (A)

12. The variables which can be accessed by all modules in a C program, are known as

(A) Local variables

(B) Internal variables

(C) External variables

(D) Global variables

(E) None of these

Answer: (D)

13. In UNIX, which command is used to sort the lines of data in a file in reverse order

(A) sort

(B) sh

(C) st

(D) sort –r

(E) None of these

Answer: (D)

14. A record that follows a group of related records and contains data relevant to those records

is called as….

(A) Trailer record

(B) Traffic record

(C) Transaction record

(D) Transducer

(E) None of these

Answer: (A)

15. A type of semiconductor memory that usually has small capacity but very fast access is

(A) PROM

(B) RAM

(C) Scratchpad

(D) ROM

(E) None of these

Answer: (C)

16. ____ is the study of molecules and structures whose size ranges from 1 to 100 nanometres.

(A) Nano-science

(B) Microelectrodes

(C) Computer forensics

(D) Artificial intelligence

(E) None of these

Answer: (A)

17. A single pole, single throw switch with one common line and one output line is

(A) Switch circuit

(B) SPDT switch

(C) SPST switch

(D) Star bit

(E) None of these

Answer: (C)

18. A one-bit signal that indicates the start of data transmission by an asynchronous device is

(A) Parity bit

(B) Status bit

(C) Zero bit

(D) Star bit

(E) None of these

Answer: (D)

19.__ is data that has been organized or presented in a meaningful fashion.

(A) A process

(B) Software

(C) Storage

(D) Information

(E) None of these

Answer: (D)

20. The name for the way that computers manipulate data into information is called

(A) Programming

(B) Processing

(C) Storing

(D) Organizing

(E) None of these

Answer: (B)

21. Computers gather data, which means that they allow users to _____ data.

(A) Present

(B) Input

(C) Output

(D) Store

(E) None of these

Answer: (B)

22. After a picture has been taken with a digital camera and processed appropriately, the actual

print of the picture is considered

(A) Data

(B) Output

(C) Input

(D) The process

(E) None of these

Answer: (B)

23. What is meant by the term RAM?

(A) Memory which can only be read

(B) Memory which can be both read and written to

(C) Memory which is used for permanent storage

(D) Memory which can only be written to

(E) None of these

Answer: (B)

24. ALU is called for _____ of a computer

(A) Heart

(B) Master dispatcher

(C) Primary memory

(D) All of the above

(E) None of these

Answer: (C)

25. The commonly used UNIX commands like date, ls, cat etc. are stored in

(A) /dev directory

(B) /bin directory

(C) /tmp directory

(D) /unix directory

(E) None of these

Answer: (B)