Central Processing Unit

1. Arithmetic Operations—
1) involve matching one data item to another to determine if the first item is greater than, equal to, or less than the other item
2) sort data items according to standard, predefined criteria in ascending order or descending order
3) use conditions with operators such as AND, OR and NOT
4) include addition, subtraction, multiplication and division
5) None of these

2. Processing involves—
1) inputting data into a computer system
2) transforming input into output
3) displaying output in a useful manner
4) providing relevant answers

3. Data going into the computer is called
1) Output 2) Algorithm 3) Input 4) flow chart
4. Which of the following is also known as brain of computer
1) Control unit
2) Central Processing unit
3) Arithmetic and language unit
4) Monitor

5. Transformation of input into output is performed by—
1) Peripherals
2) Memory
3) Storage
4) The Input-Output unit
5) The CPU

6. Which of the following is a part of the Central Processing Unit?
1) Printer 2) Key board 3) Mouse 4) Arithmetic & Logic unit
7. SMPS stands for
1) Switched mode power supply
2) Start mode power supply
3) Store mode power supply
4) Single mode power supply

8. Which of the following is a part of the Central Processing Unit?
1) Printer 2) Key board 3) Mouse 4) Arithmetic & Logic unit

9. The components that process data are located in the:
1) input devices. 2) output devices. 3) system unit. 4) storage component 

10. A temporary storage area, attached to the CPU, for I/O operations, is a
1) Channel 2) Buffer 3) Register 4) Core

11. Conversion of computer generated result into human acceptable form is a function of
1) CPU 2) Input interface 3) Output interface 4) RAM

12. The ALU of a computer normally contains a number of higher speed storage elements called
1) Semiconductor memory
2) Register
3) Hard disk
4) Magnetic Disk

13. The term “Pentium” is related to what?
1) Mouse 2) Hard Disk 3) Microprocessor 4) DVD

14. The term PC means
1) Private Computer
2) Personal Computer
3) Professional Computer
4) Personal Calculator 

15. The main function of the ALU is to
1) Perform arithmetic and logical operations
2) Store data and information for future use
3) Control computer output, such as printing
4) Monitor all computer activities

16. Instructions and data that are about to be processed by the CPU are located in:
1) a CD-ROM. 2) RAM. 3) the hard disk. 4) the motherboard

17. Which of the following is the correct order of the four major functions of a computer?
1) Process a Output a Input a Storage
2) Input a Output Process a Storage
3) Process a Storage a Input a Output
4) Input a Process a Output a Storage

18. The name for the way that computers manipulate data into information is called:
1) Programming. 2) Processing. 3) Storing. 4) Organizing

19. The primary purpose of a computer is to process_____and convert it into information.
1) Electricity 2) Data 3) raw material 4) a bit

20. The program that is responsible for loading the operating system into RAM is the :
1) BIOS. 2) bootstrap program. 3) device driver. 4) supervisor program

21. The operating system controls access to the processor by assigning a (n) ___________ to each task requiring the processor’s attention.
1) CPU 2) slice of time 3) stack 4) event 

22. The time it takes a device to locate data and instructions and make them available to CPU is known as
1) clock speed 2) a processing cycle 3) CPU speed 4) access time

23. Which of the following is NOT a goal of transaction processing system?
1) Capture , process and store transactions
2) Produce a variety of documents related to routine business activities
3) Reduce manual effort associated with processing business transactions
4) Produce standard reports used for management decision making

24. ______ represents raw facts, whereas _______ is data made meaningful
1) Information, reporting 2) Data, information 3) Information, bits 4) Records, bytes

25. The function of CPU is----

1) To provide external storage of text 2) To communicate with the operator
3) To read, interpret and process the information and instruction
4) To provide a hard copy

26. Computations and logical operations are performed by the ________
1) RAM 2) ALU 3) Register 4) Control Unit 

27. Start or restart the computer
1) exit 2) kick 3) boot 4) kick- start

Image description