McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Common Topics in Competitive and Entrance exams , Union Public Service Commission (UPSC) , Indian Administrative Service (IAS) .
| 501. |
Another word for a daisy when printer is |
| A. | petal printer |
| B. | golf-ball printer |
| C. | lesser printer |
| D. | line printer |
| E. | None of these |
| Answer» A. petal printer | |
| 502. |
The collection of utility programs, subroutines or application programs used on a particular computer is |
| A. | package |
| B. | system software |
| C. | application programs |
| D. | program library |
| E. | None of these |
| Answer» D. program library | |
| 503. |
All the instructions and procedures needed to start Up a computer, to the point it can load an operating system are stored in ROM chips. In IBM compatible PCs this is called the |
| A. | RAM BIOS |
| B. | ROM BIOS |
| C. | EPROM |
| D. | POST |
| E. | None of these |
| Answer» B. ROM BIOS | |
| 504. |
In serial, asynchronous transmissions, the bit is used to signal the end of the character within the data frame. |
| A. | Start |
| B. | Stop |
| C. | Parity |
| D. | Data |
| E. | None of these |
| Answer» B. Stop | |
| 505. |
The term MIPS refers to |
| A. | millions of instructions per second |
| B. | multiple instructions per second |
| C. | megabytes of instructions per second |
| D. | millions input processor set |
| E. | None of these |
| Answer» A. millions of instructions per second | |
| 506. |
Which of the following best describes the term data processing? |
| A. | The collection of information or data |
| B. | The distribution of information or data |
| C. | The manipulation of information or data |
| D. | The storage of information or data |
| E. | None of these |
| Answer» C. The manipulation of information or data | |
| 507. |
The original ASCII code used./. bits of each byte, reserving that last bit for error checking. |
| A. | 5 |
| B. | 6 |
| C. | 7 |
| D. | 8 |
| E. | None of these |
| Answer» C. 7 | |
| 508. |
Communication ports are found on the back of microcomputers. They are used to connect the computer to |
| A. | printers |
| B. | modems |
| C. | other hardware |
| D. | All of these |
| E. | None of these |
| Answer» D. All of these | |
| 509. |
What is a portion of memory that serves as a temporary repository for data as it waits for a given action? |
| A. | Memory Pool |
| B. | Cache |
| C. | Processor |
| D. | Processor pool |
| E. | None of these |
| Answer» B. Cache | |
| 510. |
What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors? |
| A. | Tracking |
| B. | Formatting |
| C. | Copying |
| D. | Sectioning |
| E. | None of these |
| Answer» B. Formatting | |
| 511. |
A six-digit card field used for postal ZIP codes is defined as |
| A. | a letter field |
| B. | an alphabetic field |
| C. | a numeric field |
| D. | an alphanumeric field |
| E. | None of these |
| Answer» C. a numeric field | |
| 512. |
What are the three decision-making operations performed by the ALU of a computer? |
| A. | Greater than |
| B. | Less than |
| C. | Equal to |
| D. | All of these |
| E. | None of these |
| Answer» D. All of these | |
| 513. |
Which part of the computer is used for calculating and comparing? |
| A. | Disk unit |
| B. | Control unit |
| C. | ALU |
| D. | Modem |
| E. | None of these |
| Answer» C. ALU | |
| 514. |
Can you tell what passes into and out from the computer via its ports? |
| A. | Data |
| B. | Bytes |
| C. | Graphics |
| D. | Pictures |
| E. | None of these |
| Answer» B. Bytes | |
| 515. |
Which type of computers use the 8 bit code called EBCDIC? |
| A. | Minicomputers |
| B. | Microcomputers |
| C. | Mainframe computers |
| D. | Supercomputers |
| E. | None of these |
| Answer» C. Mainframe computers | |
| 516. |
Whereas a computer mouse moves over the table surface, the trackball is |
| A. | stationary |
| B. | difficult to move |
| C. | dragged |
| D. | moved in small steps |
| E. | None of these |
| Answer» A. stationary | |
| 517. |
Which one of the following input device is user-programmable? |
| A. | Dumb terminal |
| B. | Smart terminal |
| C. | VDT |
| D. | Intelligent terminal |
| E. | None of these |
| Answer» D. Intelligent terminal | |
| 518. |
The computer-memory holds data and |
| A. | bytes |
| B. | program |
| C. | registers |
| D. | bits |
| E. | None of these |
| Answer» B. program | |
| 519. |
The checking operation performed on input data is called the |
| A. | validation of data |
| B. | verification of data |
| C. | cross check |
| D. | control of data |
| E. | None of these |
| Answer» A. validation of data | |
| 520. |
The larger the RAM of a computer, the faster its processing speed is, since it eliminates |
| A. | need for external memory |
| B. | need of ROM |
| C. | frequent disk I/Os |
| D. | need for wider data path |
| E. | None of these |
| Answer» C. frequent disk I/Os | |
| 521. |
The temporary or volatile memory of a computer is erased when the computer is turned off. Accordingly, the computer user before turning off the machine must transfer anything in the memory which is important to |
| A. | control unit |
| B. | ALU |
| C. | CPU |
| D. | permanent memory |
| E. | None of these |
| Answer» D. permanent memory | |
| 522. |
Which of the following tasks is not suited for sequential processing by a computer? |
| A. | Preparing of mailing labels |
| B. | Processing payroll cheques |
| C. | Accounting for credit card purchases |
| D. | Inventory control |
| E. | None of these |
| Answer» D. Inventory control | |
| 523. |
The most expensive component in a computer system is its |
| A. | hardware |
| B. | peripherals |
| C. | software |
| D. | All of these |
| E. | None of these |
| Answer» E. None of these | |
| 524. |
What is the name of the meftiory card which is conceptually related to the smart card but is similar to the video disk? |
| A. | Laser card |
| B. | Master card |
| C. | Visa |
| D. | Optical card |
| E. | None of these |
| Answer» A. Laser card | |
| 525. |
The time taken for the read/write head to move to the correct track on the magnetic disk is called |
| A. | epoch delay |
| B. | latency delay |
| C. | seek time |
| D. | approach time |
| E. | None of these |
| Answer» C. seek time | |
| 526. |
A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen? |
| A. | Microfilm |
| B. | Microfiche |
| C. | Film card |
| D. | COM |
| E. | None of these |
| Answer» C. Film card | |
| 527. |
Which of the following printer can be classified as a page-at-a-time printer? |
| A. | Laser printer |
| B. | Dot-matrix printer |
| C. | Thermal printer |
| D. | Inkjet printer |
| E. | None of these |
| Answer» A. Laser printer | |
| 528. |
What is the function of the ‘home key1in a microcomputer qwerty keyboard? |
| A. | To capitalize letters |
| B. | To reposition the cursor |
| C. | To interrupt executions |
| D. | To cancel the entry |
| E. | None of these |
| Answer» B. To reposition the cursor | |
| 529. |
Most of the errors blamed on computers are actually due to |
| A. | programming errors |
| B. | hardware fatigue |
| C. | defects in floppy disks |
| D. | data entry errors |
| E. | None of these |
| Answer» D. data entry errors | |
| 530. |
File specification books are created primarily for the use of |
| A. | systems analysts |
| B. | programmers |
| C. | operators |
| D. | managers |
| E. | None of these |
| Answer» B. programmers | |
| 531. |
The storage within the addressing scheme of the computer but exceeding the physical capacity is called |
| A. | address space |
| B. | overlay storage |
| C. | secondary storage |
| D. | scratchpad memory |
| E. | None of these |
| Answer» A. address space | |
| 532. |
Plotters print |
| A. | with ball point pens |
| B. | with ink pens |
| C. | electrostatically |
| D. | All of these |
| E. | None of these |
| Answer» D. All of these | |
| 533. |
Which generation of computers used transistors? |
| A. | First generation |
| B. | Second generation |
| C. | Fourth generation |
| D. | All of these |
| E. | None of these |
| Answer» B. Second generation | |
| 534. |
In MODEMS |
| A. | several digital signals are multiplexed |
| B. | a digital signal changes some characteristic of a carrier wave |
| C. | digital signal is amplified |
| D. | All of these |
| E. | None of these |
| Answer» B. a digital signal changes some characteristic of a carrier wave | |
| 535. |
In digital data transmission |
| A. | baud rate is equal to bit rate |
| B. | baud rate is always smaller than the bit are |
| C. | baud rate is always higher than the bit rate |
| D. | baud rate is not constant |
| E. | None of these |
| Answer» E. None of these | |
| 536. |
Information retrieval is fastest from |
| A. | floppy disk |
| B. | magnetic tape |
| C. | hard disc |
| D. | All of these |
| E. | None of these |
| Answer» C. hard disc | |
| 537. |
The process of entering data into a storage location |
| A. | adds to the contents of the location |
| B. | cause variation in its address number |
| C. | is known as a readout operation |
| D. | is destructive of previous contents |
| E. | None of these |
| Answer» B. cause variation in its address number | |
| 538. |
Which of the following topologies is highly reliables? |
| A. | Star |
| B. | bus |
| C. | Fully connected mesh |
| D. | All of these |
| E. | None of these |
| Answer» C. Fully connected mesh | |
| 539. |
Which of the following topologies is not broadcast type? |
| A. | Star |
| B. | bus |
| C. | Ring |
| D. | Tree |
| E. | None of these |
| Answer» C. Ring | |
| 540. |
A magnetic tape volume that is used on a data processing operation without any change to its contents is |
| A. | magnetic disk |
| B. | punched paper tape |
| C. | master tape |
| D. | card reader |
| E. | None of these |
| Answer» C. master tape | |
| 541. |
A device that both transmits and receives data, is |
| A. | transducer |
| B. | trapdoor |
| C. | translator |
| D. | transceiver |
| E. | None of these |
| Answer» D. transceiver | |
| 542. |
Which of the following is an abbreviation for a hardware programming language? |
| A. | AHPL |
| B. | AFL |
| C. | ACM |
| D. | APL |
| E. | None of these |
| Answer» A. AHPL | |
| 543. |
Which of the following is a mechanism for separating continuous fan folded paper used in fine printers? |
| A. | Buffering |
| B. | Burster |
| C. | Bug |
| D. | Card reader |
| E. | None of these |
| Answer» B. Burster | |
| 544. |
A group of signal lines used to transmit data in parallel from one element of a computer to another is |
| A. | control bus |
| B. | address bus |
| C. | databus |
| D. | network |
| E. | None of these |
| Answer» C. databus | |
| 545. |
Allocator and manager of memory in an operating system is |
| A. | keyboard |
| B. | key punch |
| C. | kernel |
| D. | kludge |
| E. | None of these |
| Answer» C. kernel | |
| 546. |
A used defined block of pixels that can be placed anywhere on the screen is |
| A. | sprite |
| B. | stack |
| C. | spooling |
| D. | station |
| E. | None of these |
| Answer» A. sprite | |
| 547. |
In acquiring new mainframe hardware, an organization |
| A. | may choose to rent a machine since this is the least expensive acquisition method |
| B. | may buy the equipment to reduce the risk of technological obsolescence |
| C. | may lease a machine in order to avoid a large purchase price |
| D. | may choose to build its own system from bins of integrated circuits |
| E. | None of these |
| Answer» C. may lease a machine in order to avoid a large purchase price | |
| 548. |
Which of the following is not a factor affecting the processing capability or performance of a PC system? |
| A. | The clock speed of the microprocessor |
| B. | The revolution per minute of the printer disk |
| C. | The primary storage capacity of the processor |
| D. | The built-in instruction set available to the microprocessor |
| E. | None of these |
| Answer» B. The revolution per minute of the printer disk | |
| 549. |
Super-computers |
| A. | are found at thousands of sites around the world |
| B. | can now fit on a single silicon chip |
| C. | are usually designed to process accounting applications |
| D. | are not fast enough for some applications |
| E. | None of these |
| Answer» D. are not fast enough for some applications | |
| 550. |
Which hole is used to mark the location of the first sector in a soft-sectored disk? |
| A. | Address |
| B. | Location |
| C. | Index |
| D. | Label |
| E. | None of these |
| Answer» C. Index | |
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