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You Are On Multi Choice Question Bank SET 952
47601. A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is
(A): Modulation (B): Demodulation (C): Channel (D): Signalling (E): None of the above
47602. The unit of hardware an operator uses to monitor computer processing is the:
(A): Card reader (B): CPU (C): Line printer (D): Console (E): None of the above
47603. A framework in which circuit boards can he mounted is
(A): Switch circuit (B): Chip (C): Card cage (D): Bar code (E): None of the above
47604. What is the minimum number of operations required, for a microprocessor with 8 data pins, to read a 32-bit word?
(A): 1 (B): 2 (C): 4 (D): 8 (E): None of the above
47605. The main purpose of the off line device is
(A): To reduce the no.of operator errors in recording data (B): To save computer time (C): To save floor space in the computer centre (D): All of the above (E): None of the above
47606. The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
(A): 16 digits (B): 6 digits (C): 4 digits (D): All of the above (E): None of the above
47607. Which of the following is a special purpose language used to describe to a computer's operating system.
(A): LOGO (B): APL (C): ICL (D): CORAL (E): None of the above
47608. Which of the following languages is the most widely used?
(A): PL/1 (B): BASIC (C): FORTRAN (D): PASCAL (E): None of the above
47609. How many addresses are required for 25 x 40 video RAM?
(A): 2000 (B): 1920 (C): 1000 (D): 2000 (E): None of the above
47610. Which of the following isn't a type of computer facility?
(A): decentralized (B): centralized (C): de-distributed (D): distributed (E): None of the above
47611. Which protocol has been standardised by the International Standards Organisation.
(A): ISAM (B): ISO (C): LISP (D): CALL (E): None of the above
47612. Which of the following is the largest and most powerful computer manufacture in the world
(A): IBM (B): Intel (C): Novel (D): Microsoft (E): None of the above
47613. Which 8-bit chip was used in many of Tandy's TRS-80 computers?
(A): Z-8000 (B): Motorola 6809 (C): Z-8088 (D): Z-80 (E): None of the above
47614. Conversion of binary number 1011102 to octal is
(A): 358 (B): 468 (C): 568 (D): 508 (E): None of the above
47615. A symbol that modifies an action is known as
(A): Compiler (B): Modifier (C): Interpreter (D): Mod (E): None of the above
47616. The first computer used to store a program
(A): EDSAC (B): ENIAC (C): EDVAC (D): ACE (E): None of the above
47617. RAM is also known as
(A): Read-only memory (B): Programmable read-only memory (C): Read/Write memory (D): Erasable programmable read-only memory (E): None of the above
47618. Hardware _____ memory is seldom used in modern computers.
(A): ROM (B): RAM (C): LIFO (D): PROM (E): None of the above
47619. Which language was created by Charles H. Moore at National Radio Astronomy Observatory.
(A): BASIC (B): FORTH (C): dBASE (D): COBOL (E): None of the above
47620. An IC contains 50 gates each of which consists of 6 components. Its belong to
(A): VLSI (B): LSI (C): MSI (D): SSI (E): None of the above
47621. Which gate only sends one through if neither of its terminals receives a pulse.
(A): NOT (B): NOR (C): OR (D): NAND (E): None of the above
47622. Which is a basic technique, using activity networks.
(A): CPA (B): VLSI (C): GIGO (D): MSI (E): None of the above
47623. A large computer designed to handle complex scientific calculations
(A): may use only a firmed word-length storage approach (B): will likely require a character addressable storage unit (C): must use fixed length words of four character each (D): will not use numbered address locations (E): None of the above
47624. The 7-bit ASCII code widely used
(A): For data communication work (B): In IBM mainframe models (C): For coding external memory (D): In large machines produced by non-IBM vendors (E): None of the above
47625. A technique for processing jobs on a first-come, first-served basis is known as
(A): FAX (B): FIFO (C): GIGO cable (D): Optical mark reader (E): None of the above
47626. A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
(A): Track (B): Transponder (C): Transistor (D): Terminal (E): None of the above
47627. Which of the following languages is often translated to pseudo code?
(A): Assembly (B): FORTRAN (C): PASCAL (D): BASIC (E): None of the above
47628. The physical components of a computer system is
(A): Human ware (B): Firm ware (C): Hardware (D): Software (E): None of the above
47629. Processors of all computers, whether micro, mini or mainframe must have
(A): ALU (B): Primary storage (C): Control Unit (D): All of the above (E): None of the above
47630. A device used to bring information into a computer is
(A): ALU (B): Input device (C): Control unit (D): Output device (E): None of the above
47631. The pieces of equipment which are attached to the CPU of a computer and which it can access are called
(A): output devices (B): control units (C): hardware (D): disk drive (E): peripherals
47632. What type of memory is not directly addressable by the CPU and requires special software called EMS (expanded memory specification)?
(A): Extended (B): Expanded (C): Base (D): Conventional (E): Basic system
47633. Number cruncher is the informal name for
(A): Mini computer (B): Super computer (C): Micro computer (D): Mainframe computer (E): None of the above
47634. Magnetic tape can serve as
(A): Input media (B): Output media (C): Secondary storage media (D): All of the above (E): None of the above
47635. Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?
(A): BASIC (B): PL/1 (C): FORTRAN (D): APL (E): None of the above
47636. The first mechanical calculator was invented in
(A): 1958 (B): 1647 (C): 1658 (D): 1972 (E): None of the above
47637. Programmed instructions to the computer is known as
(A): Data (B): Code (C): Documentation (D): Database (E): None of the above
47638. Which of the following is also known as SOROBAN
(A): ENIAC (B): Abacus (C): EDSAC (D): UNIVAC (E): None of the above
47639. A repository for data, usually covering specific topic is
(A): Database (B): Data requisition (C): Databank (D): Data collection (E): None of the above
47640. The disadvantage of dynamic RAM over static RAM is
(A): higher power consumption (B): variable speed (C): need to refresh the capacitor charge every once in two milliseconds (D): higher bit density (E): None of the above
47641. Which of the following is true concerning personal computers?
(A): They decrease the demand for mainframe computers (B): They have been most successful in the home (C): The electronic spreadsheet has been a primary reason for their popularity (D): Their future is not so bright owning to the improved cost-performance ratio of minis and mainframes (E): None of the above
47642. Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.
(A): First generation (B): Fifth generation (C): Third generation (D): Second generation (E): Fourth generation
47643. A memory that is capable of determining whether a given datum is contained in one of its addresses is
(A): ROM (B): PROM (C): CAM (D): RAM (E): None of the above
47644. The smallest logical data entity is called a data item or data
(A): Base (B): Field (C): Bank (D): Collection (E): None of the above
47645. Conversion of a hexadecimal number 3D16 to binary number is
(A): 1111012 (B): 1100112 (C): 110001102 (D): 1100012 (E): None of the above
47646. Programs prepared by an outside supplier & privided to a user in a machine readable form is known as
(A): Utility program (B): Canned program (C): Application program (D): Application software (E): None of the above
47647. An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as
(A): Punched card (B): Touch pad (C): Punched paper tape (D): Magnetic disk (E): None of the above
47648. Pictures or drawings, typically displayed on a VDU to allow users to select program options is called
(A): HIPO charts (B): Icons (C): Graphics (D): Network (E): None of the above
47649. A monitor looks like a TV set but it does not
(A): Receive TV signals (B): Give a clear picture (C): Give a steady picture (D): Display graphics (E): None of the above
47650. The earliest device that qualifies as a digital computer is
(A): EDSAC (B): Abacus (C): ENIAC (D): EDVAC (E): None of the above
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