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) .
| 551. |
A data item which is not broken down into smaller units is |
| A. | data element |
| B. | elementary data item |
| C. | data entry |
| D. | database management |
| E. | None of these |
| Answer» B. elementary data item | |
| 552. |
A language based on graphics for use in education is |
| A. | PROLOG |
| B. | LOGO |
| C. | COBOL |
| D. | expansibility |
| E. | None of these |
| Answer» B. LOGO | |
| 553. |
Codes which do not require to be frequently updated also promote user efficiency due to |
| A. | simplicity |
| B. | sortability |
| C. | stability |
| D. | expansibility |
| E. | None of these |
| Answer» C. stability | |
| 554. |
Which of the following is a data communication link that connects more than two stations, nodes, etc.? |
| A. | Multipoint connection |
| B. | Multipoint line |
| C. | Multiple chain |
| D. | Multilinked |
| E. | None of these |
| Answer» B. Multipoint line | |
| 555. |
Which of the following is a particular form of magnetic tape cartridge? |
| A. | Card punch |
| B. | Optical mark reader |
| C. | Digital cassette |
| D. | Punched paper tape |
| E. | None of these |
| Answer» C. Digital cassette | |
| 556. |
The ability of a subsystem to be substituted for the originally designated equipment is |
| A. | versatility |
| B. | compatibility |
| C. | reliability |
| D. | computability |
| E. | None of these |
| Answer» B. compatibility | |
| 557. |
A machine associated with card-based data processing is |
| A. | Codomain |
| B. | Collator |
| C. | Cartridge |
| D. | Digitizer |
| E. | None of these |
| Answer» B. Collator | |
| 558. |
Which is computer input microfilm? |
| A. | CIM |
| B. | CIR |
| C. | BCS |
| D. | CAM |
| E. | None of these |
| Answer» A. CIM | |
| 559. |
A framework in which circuit boards can be mounted is |
| A. | card cage |
| B. | motherboard |
| C. | cache |
| D. | RAM |
| E. | None of these |
| Answer» A. card cage | |
| 560. |
Which memory is used in high-performance systems, inserted between the processor and memory? |
| A. | ROM |
| B. | SAM |
| C. | Cache |
| D. | RAM |
| E. | None of these |
| Answer» C. Cache | |
| 561. |
A hardware used for virtual memory allocation is |
| A. | CPU |
| B. | base-bound register |
| C. | controller |
| D. | register unit |
| E. | None of these |
| Answer» B. base-bound register | |
| 562. |
A type of memory chip whose contents cannot be altered by writing data is |
| A. | RAM |
| B. | PROM |
| C. | ROM |
| D. | EPROM |
| E. | None of these |
| Answer» C. ROM | |
| 563. |
The shifting of a program from one of the memory addresses to another is |
| A. | data transmission |
| B. | data collection |
| C. | relocation |
| D. | database |
| E. | None of these |
| Answer» C. relocation | |
| 564. |
The amount of time that is taken up in getting data from a disk is |
| A. | delay time |
| B. | access time |
| C. | real time |
| D. | latency |
| E. | None of these |
| Answer» D. latency | |
| 565. |
Most computers understand programs written in |
| A. | natural English language |
| B. | BASIC |
| C. | any high-level programming language |
| D. | specific programming language |
| E. | None of these |
| Answer» A. natural English language | |
| 566. |
A subset of characters within a data field is known as |
| A. | record |
| B. | file |
| C. | data string |
| D. | bytes |
| E. | None of these |
| Answer» C. data string | |
| 567. |
The process used to set up a program once the system is operational is |
| A. | operating system |
| B. | black bon |
| C. | boot strap |
| D. | utility |
| E. | None of these |
| Answer» C. boot strap | |
| 568. |
Which is special register which holds machine instructions? |
| A. | Control unit |
| B. | RAM |
| C. | Control instruction register |
| D. | ALU |
| E. | None of these |
| Answer» C. Control instruction register | |
| 569. |
Which is a programming language for military applications? |
| A. | COBOL |
| B. | CORAL |
| C. | C |
| D. | FORTRAN |
| E. | None of these |
| Answer» B. CORAL | |
| 570. |
A way of checking the data have been moved or stored correctly is |
| A. | password |
| B. | prestel |
| C. | parity |
| D. | modem |
| E. | None of these |
| Answer» C. parity | |
| 571. |
An input device with a joystick is |
| A. | punched card |
| B. | paddle |
| C. | magnetic tape |
| D. | magnetic disk |
| E. | None of these |
| Answer» B. paddle | |
| 572. |
is a large computer of which peripherals are mounted in a frame. |
| A. | Micro computer |
| B. | Main frame |
| C. | Mini computer |
| D. | Super computer |
| E. | None of these |
| Answer» B. Main frame | |
| 573. |
Translator of a high-level language into the object code is called |
| A. | interpreter |
| B. | application program |
| C. | compiler |
| D. | assembler |
| E. | None of these |
| Answer» C. compiler | |
| 574. |
An assembly language is a division of |
| A. | Binary language |
| B. | low-level language |
| C. | high-level language |
| D. | machine-language |
| E. | None of these |
| Answer» B. low-level language | |
| 575. |
A built-in number that identifies a location in storage is known as |
| A. | location |
| B. | register |
| C. | address |
| D. | accumulator |
| E. | None of these |
| Answer» C. address | |
| 576. |
A sequence of one or more characters is |
| A. | group |
| B. | string |
| C. | block |
| D. | field |
| E. | None of these |
| Answer» B. string | |
| 577. |
A sizeable geographical area with communication based on the telephone system is through a |
| A. | local area network |
| B. | wide area network |
| C. | modulator-demodulator |
| D. | All of these |
| E. | None of these |
| Answer» B. wide area network | |
| 578. |
The methods used by COBOL to define that structure of a data item in terms of characters, digits, etc. is |
| A. | password |
| B. | pointer |
| C. | picture |
| D. | overlay |
| E. | None of these |
| Answer» C. picture | |
| 579. |
The instruction code in machine language or assembled which specifies the basic operations of the CPU is |
| A. | machine come |
| B. | instruction code |
| C. | opcode |
| D. | All of these |
| E. | None of these |
| Answer» C. opcode | |
| 580. |
One megabyte is |
| A. | 1048576 bytes |
| B. | 211000 bytes |
| C. | 102756 bytes |
| D. | 81100 bytes |
| E. | None of these |
| Answer» A. 1048576 bytes | |
| 581. |
A secondary storage device with immediate access to any part of the stored data is |
| A. | direct access device |
| B. | printer |
| C. | keyboard |
| D. | punched card |
| E. | None of these |
| Answer» A. direct access device | |
| 582. |
A computer in which data is represented by a continuously variable physical quantity is |
| A. | digital computer |
| B. | analog computer |
| C. | hybrid computer |
| D. | machine-in-build computer |
| E. | None of these |
| Answer» B. analog computer | |
| 583. |
The basic unit within a computer store capable of holding a single unit of data is |
| A. | register |
| B. | ALU |
| C. | control unit |
| D. | store location |
| E. | None of these |
| Answer» B. ALU | |
| 584. |
A group of characters used to identify a given low-level instruction is |
| A. | file |
| B. | record |
| C. | key field |
| D. | label |
| E. | None of these |
| Answer» D. label | |
| 585. |
A location which is sometimes protected, used for specific purposes only is |
| A. | control unit |
| B. | CPU |
| C. | register |
| D. | memory |
| E. | None of these |
| Answer» C. register | |
| 586. |
The working principles of today’s computers were provided by an English mathematician |
| A. | Charles Babbage |
| B. | Dr. Hollerith |
| C. | Donald Reach |
| D. | Ken Reidcr |
| E. | None of these |
| Answer» A. Charles Babbage | |
| 587. |
A group of characters treated as an entity within some computer is a |
| A. | block |
| B. | pack |
| C. | word |
| D. | All of these |
| E. | None of these |
| Answer» C. word | |
| 588. |
A device used to bring information into a computer is |
| A. | ALU |
| B. | input device |
| C. | control unit |
| D. | output device |
| E. | None of these |
| Answer» B. input device | |
| 589. |
The part of a computer system that enables human operators to communicate with the computer is |
| A. | control unit |
| B. | CPU |
| C. | console |
| D. | ALU |
| E. | None of these |
| Answer» C. console | |
| 590. |
A digital device that processes data is known as |
| A. | data processor |
| B. | data entry |
| C. | DBMS |
| D. | database |
| E. | None of these |
| Answer» A. data processor | |
| 591. |
The part of the total storage of a computer from which instructions are executed is |
| A. | secondary storage |
| B. | main storage |
| C. | RAM |
| D. | CPU |
| E. | None of these |
| Answer» B. main storage | |
| 592. |
A pen shaped device which can sense light, and is used to point at spots on a video screen is a |
| A. | mouse |
| B. | light pen |
| C. | joystick |
| D. | plotter |
| E. | None of these |
| Answer» B. light pen | |
| 593. |
Which of the following is a non volatile memory? |
| A. | PROM |
| B. | magnetic tape |
| C. | magnetic bubble memory |
| D. | RAM |
| E. | None of these |
| Answer» C. magnetic bubble memory | |
| 594. |
Which of the following can be used to control the movement of a cursor on a video screen? |
| A. | Mouse |
| B. | OCR |
| C. | Card punch |
| D. | joystick |
| E. | None of these |
| Answer» D. joystick | |
| 595. |
In digital computer, all the expressions are coded into |
| A. | Octal digits |
| B. | Binary digits |
| C. | Hexadecimal digits |
| D. | decimal digits |
| E. | None of these |
| Answer» B. Binary digits | |
| 596. |
The display size of the typical visual display screen is |
| A. | 80 columns wide by 24 |
| B. | 40 columns wide by 20 |
| C. | 15 columns wide by 10 |
| D. | 60 columns wide by 30 |
| E. | None of these |
| Answer» A. 80 columns wide by 24 | |
| 597. |
The only language understood by a digital computer is called |
| A. | assembly language |
| B. | high level language |
| C. | low level |
| D. | Binary language |
| E. | None of these |
| Answer» D. Binary language | |
| 598. |
Which operating system was produced by C language? |
| A. | UDI/OS |
| B. | PC-DOS |
| C. | UNIX |
| D. | CP/M-86 |
| E. | None of these |
| Answer» C. UNIX | |
| 599. |
A memory that does not change its contents without external causes is known as |
| A. | dynamic memory |
| B. | static memory |
| C. | RAM |
| D. | EEPROM |
| E. | None of these |
| Answer» B. static memory | |
| 600. |
IBM-PC is an example of |
| A. | a main frame |
| B. | machine-in-built |
| C. | micro computer |
| D. | special purpose |
| E. | None of these |
| Answer» C. micro computer | |
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