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Computer Organization - Part 2
1
of
25
💡
Hints:
3
Q1. Operating system can be matched with(more than one option is correct)
A. Component of computer system
B. Interface between user and hardware
C. Provide platform for other software to run
D. All of the above
Q2. Which of the following is the correct Boolean expression for this circuit?
×
A. (A AND B) OR (X AND Y) = Z
B. NOT (A AND B) = Z
C. (NOT X) OR (NOT Y) = Z
D. (NOT A) AND (NOT B) = Z
Q3. What is the purpose of the Memory Data Register (MDR)?
A. Holds the data/instruction that is to be stored/read or execute.
B. Holds memory and decodes the input of the user.
C. Holds instructions and information on the instruction.
D. It does nothing
Q4. Instruction consists of
A. opcode
B. opcode and operands
C. programs
D. data
Q5. Computer Organization includes the high level aspects of a design
A. memory-system,bus-structure ,design of the internal CPU.
B. Ø consists of electronic circuits, displays, magnetic and optical storage media and communication facilities.
Q6. In Active Low Logic, logic 0 is considered as logic 1
A. True
B. False
Q7. A full subtractor is obtained by cascading two half subtractors
A. True
B. False
Q8. The ___ controls the I/O devices and transfer of data to and from the primary storage.
A. LU
B. AU
C. ALU
D. CU
Q9. Which operation is not performed by ALU?
A. Arithmetic
B. Logical
C. Input
D. All the above
Q10. In computing, 1GB is equal to
A. 1024 bytes
B. 1024 x 1024 bytes
C. 1024 x 1024 x 1024 bytes
D. 1024 x 1024 x 1024 x 1024 bytes
Q11. 1024 gb = 1
A. Zetta byte
B. Exa byte
C. Terra byte
D. Peta byte
Q12. 1 TB is equivalent to
A. 1024 KB
B. 1024*1024 MB
C. 1024 MB
D. 1000 GB
Q13. ___ is the computer calculator.
A. ALU
B. CU
C. Internal Memory
D. CPU
Q14. ROM is volatile memory
A. True
B. False
Q15. What kind of gate does this Truth Table represent?
×
A. NOR
B. NOT
C. OR
D. XOR
Q16. Based on the functionalities, computer hardware are classified into ___ categories.
A. 3
B. 4
C. 5
D. 6
Q17. How many types of the counter are therea?
A. 2
B. 3
C. 4
D. 5
Q18. The control unit, arithmetic logic unit and memory are together called Central Processing Unit or CPU.
A. Yes
B. No.
C. I don’t know
Q19. The gates required to build a half adder are
A. EX-OR gate and NOR gate
B. EX-OR gate and OR gate
C. EX-OR gate and AND gate
D. EX-NOR gate and AND gate
Q20. ___ is used to write data to a PROM chip.
A. PROM programmer
B. PROM burner
C. Either a or b
D. Neither a or b
Q21. Which is used to provide result of processing?
A. Moitor
B. Keyboard
C. Input Unit
D. Output Unit
Q22. What is machine code?
A. Instructions converted by a translator
B. Instructions in an HLL used by the CPU
C. Instructions in binary used by the CPU
D. Instructions in assembly used by the CPU
Q23. Select the examples of Business Software
A. Inventory Management System
B. Payroll System
C. Financial Accounting
D. All of the above
Q24. The three main types of comeputer parts are
A. processing devices
B. input/output devices
C. data storage devices
D. All of the above
Q25. Odd one out
A. OCR
B. OMR
C. MICR
D. Speaker
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