computer fundamentals questions and answers multiple choice part15

Q1. Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
(A) Memory address register
(B) Memory data register
(C) Instruction Register
(D) Program counter

Q2. Any method for controlling access to or use of memory is known
(A) Memory mapping
(B) Memory protection
(C) Memory management
(D) Memory refreshing

Q3. Tape speed is measured in
(A) Mils per second
(B) Inch per second
(C) Meter per second
(D) Centimeter per second

Q4. Which of the following devices is used to read barcode?
(A) OLR
(B) OCR
(C) Laser scanner
(D) MICR

Q5. How many layers are there in TCP/IP protocol?
(A) One
(B) Two
(C) Five
(D) Six

Q6. The type of programs that are used to find out possible faults and their causes is called?
(A) Operating system extensions
(B) Application software
(C) Diagnostic software
(D) Editor

Q7. Which of the following memories allows simultaneous read and write operations?
(A) ROM
(B) RAM
(C) EPROM
(D) CD ROM

Q8. Which computer memory is used for storing programs and data that are currently being processed by the CPU?
(A) ROM
(B) Internal memory
(C) Non-volatile memory
(D) Flash Memory

Q9. From what location are the 1st computer instructions available on boot up?
(A) ROM BIOS
(B) RAM
(C) configure.sys
(D) boot.in

Q10. To access the properties of a file , the mouse technique to use is
(A) Right Clicking
(B) Dragging
(C) Ctrl clicking
(D) Dropping

Q11. The ability of a device to jump directly to the requested data
(A) Serial Access
(B) Sequential Access
(C) Random Access
(D) Quick Access

Q12. Fifth generation computer is also known as
(A) Very large scale integration
(B) Knowledge information processing system
(C) Both of these
(D) None of these

Q13. Which computer support co-processors?
(A) XT computer
(B) AT computers
(C) None of these
(D) Both of these

Q14. An advantage of overlapped processing activities is
(A) better coordination of input output activities
(B) more effective use of CPU
(C) increased processing activities entire system
(D) All of these

Q15. All calculations are performed and all comparisons are made in unit
(A) central processing unit
(B) primary storage unit
(C) secondary storage unint
(D) control unit

Q16. Which of the following self-diagnostic test is used for ROM tesing?
(A) checkerboard test
(B) check-sum method
(C) ROM comparisons
(D) None of these

Q17. A hard disk is divided into tracks which are further subdivided into:
(A) clusters
(B) tracks
(C) sectors
(D) fields

Q18. hard disk is divided into different:
(A) clusters
(B) tracks
(C) sectors
(D) fields

Q19. The lower deck of an abacus is known as
(A) ground
(B) sky
(C) earth
(D) floor

Q20. The processing speed of first generation computers was
(A) milliseconds
(B) microseconds
(C) nanoseconds
(D) picoseconds

Q21. Which of the following refers to the routing of electronic signals, digital data streams, or flows of items back to their source without intentional processing or modification?
(A) plug scanner
(B) loop backs
(C) sniffer
(D) None of these

Q22. The main advantage of magnetic disk compared to magnetic tape is
(A) rigidity
(B) direct access
(C) low cost
(D) high packing density

Q23. The two basic types of record access methods are
(A) sequential and random
(B) direct and immediate
(C) sequential and indexed
(D) on-line and real-time

Q24. The demerit of a direct access file is
(A) unused, storage locations
(B) duplication of address locations
(C) delay in computing the storage-address
(D) All of these

Q25. A complete set of programs for one specific data processing application is called
(A) utility application
(B) program package
(C) special program
(D) All of these