1. Computers use the ---------- number system to store data and perform calculations.
a) Binary
b) Octal
c) Decimal
d) Hexadecimal
e) None of these
2. The main function of the ALU is to
a) Perform arithmetic and logical operations
b) Store data and information for future use
c) Control computer output, such as printing
d) Monitor all computer activities
e) None of these
3.________ is the process of carrying commands.
a) Fetching
b) Storing
c) Executing
d) Decoding
e) None of these
4. Softcopy is the intangible output, so then what is a hard copy?
a) The physical parts of the computer
b) The printed parts of the computer
c) The printed output
d) The physical output devices
e) None of these
5. A (n) _______is a program that makes the computer easier to use
a) Utility
b) Application
c) Operating system
d) Network
e) None of these
6. An error in a computer program
a) Crash
b) Power Failure
c) Bug
d) Virus
e) None of these
7. What is output?
a) What the processor takes from the user
b) What the user gives to the processor
c) What the processor gets from the user
d) What the processor gives to the user
e) None of these
8.________The person who writes and tests computer programs is called a
a) programmer
b) Computer scientist
c) Software engineer
d) Project developer
e) None of these
9. The secret code that restricts entry to some programs
a) Password
b) Passport
c) Entry code
d) Access code
e) None of these
10. The simultaneous processing of two or more programs by multiple processors is
a) Multiprogramming
b) Multitasking
c) Time-sharing
d) Multiprocessing
e) None of these
1. a) Binary
2. a) Perform arithmetic and logical operations
3. c) Executing
4. c) The printed output
5. c) Operating system
6. c) Bug
7. d) What the processor gives to the user
8. c) Software engineer
9. a) Password
10. a) Multiprogramming
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MAHENDRA GURU