The first firm to mass-market a microcomputer as a personal computer was


Options: IBM,    Sperry Univac,    Radio Shack,    Data General Corporation

Ans:C,C


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Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

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More Computer Fundamental Related questions:


What do the following declaration signify? int (*pf)();
Options: pf is a pointer to function.,    pf is a function pointer.,    pf is a pointer to a function which return int,    pf is a function of pointer variable.

Ans:C ,C


What is the name given to the molecular-scale computer?
Options: Femtocomputer,    Nanocomputer,    Supercomputer,    Microcomputer

Ans:B,B


. Clear the contents by pressing “DELETE” key from a keyboard will clear
Options: Text Only B. Format Only C. Contents Only D. Both Contents and Format

Ans:– C ,


What will be the output of the program? #include<stdio.h> int main() { int X=40; { int X=20; printf("%d ", X); } printf("%d\n", X); return 0; }
Options: 40 40,    20 40,    20,    Error

Ans:B ,B


One example of the use of an S-R flip-flop is as a(n):
Options: transition pulse generator,    astable oscillator,    racer,    switch debouncer

Ans:D ,D


. A Chart can be put as a part of the presentation using
Options: a. Insert -> Pictures –> Chart b. Insert –> Chart c. Edit –> Chart d. View -> Chart

Ans:0 – A ,0 – A


The synchronous modems are more costly than the asynchronous modems because
Options: they produce large volume of data,    they contain clock recovery circuits,    they transmit the data with stop and start bits.,    they operate with a larger bandwidth

Ans:B ,B


Networks that follow the 802.5 standard appear to be in a star topology but are actually operating in what type of topology?
Options: Linear bus,    Modified star,    Modified ring,    Ring

Ans:D ,D


Which of the following is the correct usage of conditional operators used in C?
Options: a>b ? c=30 : c=40;,    a>b ? c=30;,    max = a>b ? a>c?a:c:b>c?b:c,    return (a>b)?(a:b)

Ans:C ,C


Client/server security includes which of the following?
Options: Physical security,    Change control security,    Measures taken to secure all systems,    All of the above.

Ans:D ,D


A set of programs that handle a firm's data base responsibilities is called a
Options: Data Base Management System (DBMS),    Data Base Processing System (DBPS),    Data Management System (DMS),    All of the above

Ans:D ,D


Memory unit is one part of
Options: Input device B. Control unit C. Output device D. Central Processing Unit

Ans:– D ,


Claude Shannon described the operation of electronic switching circuits with a system of mathematical logic called:
Options: LISP,    XLISP,    Boolean algebra,    neural networking

Ans:C ,C


The instruction register
Options: is a hardware memory device which denotes the location of the current instruction being executed.,    is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.,    contains the address of the memory location that is to be read from or stored into.,    contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".

Ans:B ,B


Which of the following indicates the maximum number of entities that can be involved in a relationship?
Options: Minimum cardinality,    Maximum cardinality,    ERD,    Greater Entity Count (GEC)

Ans:B ,B


  Which of the following is not an underline option in the format cells dialog box?
Options: Double B. Single Accounting        C. Double Accounting D. Single Engineering

Ans:– D ,


. To start slide show of a presentation
Options: a.  Hit F5 key b.  From Slide Show menu choose View Show option c.  From Slide Show menu choose Rehearse timing d.  Both a & b

Ans:8 – D ,8 – D


A subquery in an SQL SELECT statement is enclosed in:
Options: braces -- {...}.,    CAPITAL LETTERS.,    parenthesis -- (...) .,    brackets -- [...].

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The powerful text editor called PC-Write can be used by anybody by paying a small fee. Such programs are called
Options: Software,    Shareware,    Firmware,    Mindware

Ans:B ,B


While creating relationship, when you drag a field of a field to drop into another table the mouse pointer changes into
Options: a. a doctor’s sign b. thin + sign c. outline rectangle d. None of above

Ans:ndash; c,ndash; c


A program that is employed in the development, repair or enhancement of other programs is known as
Options: System software,    Software tool,    Applications program,    Utility program

Ans:B ,B


The Process Manager has to keep track of:
Options: the status of each program,    the priority of each program,    the information management support to a programmer using the system,    both (a) and (b)

Ans:D ,D


hat is the use of Document Map?
Options: to quickly format the document B. to quickly print required page C. to quickly navigate the document D. to quickly correct spelling mistakes

Ans:– C ,


In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
Options: Last 64k of conventional,    Last 64k of extended,    First 64k above conventional,    First 64k of extended

Ans:D ,D


. Floppy disks typically in diameter
Options: A) 3 B) 5.25 C) 8 D) All of above

Ans:D,D


2. How many ways you can save a document?
Options: a. 3 b. 4 c. 5 d. 6

Ans:#8211; A ,#8211; A


Which one of the following statements is true for the voltages in a series RC circuit?
Options: The total voltage is equal to the sum of the voltages across the resistance and capacitance,    The voltage always has the same amplitude and phase for every part of the circuit,    The total voltage is less than the sum of the voltages across the resistance and capacitance,    The total voltage is greater than the sum of the voltages across the resistance and capacitance

Ans:C ,C


One approach to standardizing storing of data
Options: MIS,    structured programming,    CODASYL specifications,    All of the above

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A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?
Options: 50 A,    12 A,    5 A,    20 A

Ans:D ,D


In which directory can you store system user default files used for creating user directories?
Options: /usr/tmp,    /etc/default,    /etc/skel,    /etc/users

Ans:C ,C


Distinguishing between the different levels of management can be accomplished by analyzing,
Options: types of decision made,    frequency with which decisions are made,    time frame considered in making decisions,    types of report information needed to make decisions

Ans:E ,E


Full adder has
Options: 4 inputs,    8 inputs,    10 inputs,    3 inputs

Ans:D ,D


The feasibilities studied in preliminary investigation is (are):
Options: technical feasibility,    economic feasibility,    operational feasibility,    All of the above

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. User action such as keystroke or mouse click are referred to as
Options: a. Interrupt b. Tasks c. Processes d. Event

Ans:3 – d ,3 – d


Main storage is also called
Options: A. Accumulator B. Control Unit C. Register Unit D. Memory

Ans:D,


Which of the following have computers traditionally done better than people?
Options: storing information,    responding flexibly,    computing numerically,    both (a) and (c)

Ans:D ,D


Which DOS command would allow you to redirect a printer?
Options: Type,    Capture,    Mode,    Print

Ans:C ,C


What is a Firewall in Computer Network?
Options:  The physical boundary of Network B.  An operating System of Computer Network       C.  A system designed to prevent unauthorized access D.  A web browsing Software

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How to create additional Guide Lines?
Options: by holding Ctrl key, click on existing Guide Line and drag B. by holding Alt key, click on existing Guide Line and drag C. by holding Ctrl + Alt key, click on existing Guide Line and drag D. Additional Guide Lines cannot be created

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What voltage does a Pentium system use?
Options: +12 volts,    + 5 volts,    + 8 volts,    +3.3 volts

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. You can use the horizontal and vertical scroll bars to
Options: a. Split a worksheet into two panes b. View different rows and columns c. Edit the contents of a cell d. View different worksheets

Ans:– b,– b


It is an association established between common fields of two tables.
Options: a. line b. relationship c. primary key d. records

Ans:ndash; b,ndash; b


What is the benefit of the Networking?
Options: File Sharing B. Easier access to Resources C. Easier Backups D. All of the Above

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. What do we call a computer program that organizes data in rows and columns of cells? You might use this type of program to keep a record of the money you earned moving lawns over the summer.
Options: a. Spreadsheet program b. Database program c. Word processor program d. Desktop publisher program

Ans:– a,– a


The main purpose of time sharing techniques used in computers is to make the best use of the
Options: CPU,    peripherals,    seconday storage,    floppy disks

Ans:A,A


A unique, DBMS-supplied identifier used as the primary key of a relation is called a(n):
Options: primary key.,    foreign key.,    composite key.,    surrogate key.

Ans:D ,D


. To make the number pad act as directional arrows, you press the __________ key.
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Ans:2 – a ,2 – a


An Interpreter is
Options: is a program that appears to execute a source program as if it were machine language,    a program that automate the translation of assembly language into machine language,    program that accepts a program written in a high level language and produces an object program,    a program that places programs into memory and prepares them for execution

Ans:A ,A


Which of the following server is used with the BIND package?
Options: httpd,    shttp,    dns,    named

Ans:D ,D


Which of the following is correct in VLSM?
Options: Can have subnets of different sizes B. Subnets must be in same size             C. No required of subnet D. All of above

Ans:– A ,

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