What is the main advantage of magnetic core memory over semiconductor RAM memory?


Options: more compact and smaller,    more economical,    a bit does not have to write after reading,    non volatile

Ans:D,D






More Computer Fundamental Related questions:


. What is the AutoComplete feature of Excel?
Options: a. It automatically completes abbreviated words b. It completes text entries that match an existing entry in the same column c. It completes text and numeric entries that match an existing entry in the same column d. It completes text entries that match an existing entry in the same worksheet

Ans:– b,– b


. To save your computer from viruses you will do
Options: a. Install antivirus software and run it b. Make physical safe for the removal disk c. Scan the removable disk before using it d. All of the above

Ans:7 – a ,7 – a


. Which data type is better to use for storing the price of an item?
Options: a. Text b. AutoNumber c. Number d. Currency

Ans:– d,– d


The situation when in a linked list START=NULL is
Options: a. underflow b. overflow c. housefull d. saturated  

Ans:a,a


A reflective marker that indicates the end of the usable tape is
Options: End user,    End-of-tape,    Optical mark reader,    FAX

Ans:B ,B


. When you rename a file five times then the number of file in the disk is
Options: a. 1 b. 2 c. 3 d. 5

Ans:1 – a ,1 – a


You just added a new user, kara, to the system. What group is kara added to by default?
Options: root,    kara,    group,    user

Ans:B ,B


Which command is used to copy a file wb with the same name from the programs directory to the misc directory?
Options: copy programs/wb misc/wb,    cp programs/wb misc,    tar programs/wb misc/wb,    copy a:programs/wb b:misc/wb

Ans:B ,B


A type of channel used to connect a central processor and peripherals which uses multipling is known as
Options: Modem,    Network,    Multiplexer,    All of the above

Ans:C ,C


Which of the following is not a logical data-base structure?
Options: tree,    relational,    network,    chain

Ans:D ,D


Which of the following statements is true concerning JDBC?
Options: It is language independent.,    It is similar in concept to ODBC.,    It is useful for all object-oriented languages.,    It consists of three main layers.

Ans:B ,B


Input/output function prototypes and macros are defined in which header file?
Options: conio.h,    stdlib.h,    stdio.h,    dos.h

Ans:C ,C


Which of the following commands is used to list contents of directories?
Options: ls,    lp,    dir,    tar

Ans:A ,A


The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the:
Options: rotor,    armature,    battery,    commutator

Ans:D ,D


Artificial intelligence operates on the principle of using a _____ base as opposed to a data base.
Options: Character,    Knowledge,    PROLOG,    LISP

Ans:B ,B


A notation used to express clearly on algorithm is known as
Options: Algorithmic language,    Assembly language,    Machine language,    High level language

Ans:A ,A


Which of the following printer can be classified as a page-at-a-time printer?
Options: Laser printer,    Dot-matrix printer,    Thermal printer,    Inkjet printer

Ans:A ,A


In Decision trees
Options: nodes represent the conditions, with the right side of tree listing the actions to be taken,    the root is drawn on the left and is the starting point on the decision sequence.,    the branch depends on the condition and decisions to made,    All of the above

Ans:D ,D


. Ctrl + O
Options: Save Document B. Print Document C. Close Document D. Open Document

Ans:– D ,


An automatic machine that performs routine seemingly human tasks is
Options: KIPS,    AI,    PL,    Robot

Ans:D ,D


Data are allowed to be transmitted in only one direction in a:
Options: simplex channel,    dumb channel,    half-duplex channel,    full-duplex channel

Ans:A ,A


A consideration evaluated by management when planning to convert to a computer system is
Options: available software,    vender maintenance,    CPU size and speed,    All of the above

Ans:D ,D


A characteristic of an MIS is:
Options: user-oriented information,    restrictions on the system's size to inhibit future growth,    priority for data handling over the output of decision-oriented information,    All of the above

Ans:A ,A


In LISP, the function (list-length <list>)
Options: returns a new list that is equal to <list> by copying the top-level element of <list>,    returns the length of <list>,    returns t if <list> is empty.,    All of the above

Ans:B ,B


What two multicast addresses does OSPFv3 use? FF02::A FF02::9 FF02::5 FF02::6
Options: 2 only,    3 only,    1 and 3,    3 and 4

Ans:D ,D


.   The best way to insert a new slide in a presentation is to use the
Options: a. Normal view b. Special view c. Slide show view d. Slide sorter view

Ans:4 – D ,4 – D


. Which short cut key inserts a new slide in current presentation?
Options: a.  Ctrl+N b.  Ctrl+M c.  Ctrl+S d.  All of above

Ans:0 – B ,0 – B


Which of the following is a non-impact printer?
Options: Daisy wheel printer,    Drum printer,    Laser printer,    All of the above

Ans:C ,C


Declare the following statement? "An array of three pointers to chars".
Options: char *ptr[3]();,    char *ptr[3];,    char (*ptr[3])();,    char **ptr[3];

Ans:B ,B


. Concatenation of text can be done using
Options: a. Apostrophe (‘) b. Exclamation (!) c. Hash (#) d. Ampersand (&)

Ans:– d,– d


The general type of process found in industry is:
Options: discrete parts,    continuous,    batch,    All of the above

Ans:D ,D


Which term is not used to describe the memory component of a computer?
Options: ROM,    PROM,    RAM,    SAM

Ans:D,D


. What is the name of the feature that will allow you to take a step backward if you’ve made a mistake?
Options: a. Redo b. Cancel c. Undo d. Backspace

Ans: – C , – C


Exceptions to the 8085 microprocessor normal operation are called:
Options: jump instructions,    decoding,    interrupts,    jump instructions or interrupts

Ans:D ,D


What will be the output of the program? #include<stdio.h> int X=40; int main() { int X=20; printf("%d\n", X); return 0; }
Options: 20,    40,    Error,    No Output

Ans:A ,A


Which part of the system performs the "housekeeping" chores?
Options: operating system,    compiler,    interpreter,    translator

Ans:A ,A


The earliest device that qualifies as a digital computer is
Options: EDSAC,    Abacus,    ENIAC,    EDVAC

Ans:B ,B


Most networks are connected to other local area or wide area networks. Select the best fit for answer:
Options: Internet works,    The Internet,    Internet revolution,    Internet technologies

Ans:A ,A


If you wanted to delete the configuration stored in NVRAM, what would you type?
Options: erase startup,    erase nvram,    delete nvram,    erase running

Ans:A ,A


Which output device is used for translating information from a computer into pictorial form on paper.
Options: Mouse,    Plotter,    Touch panel,    Card punch

Ans:B ,B


The microcomputer, Intel MCS-80 is based on the widely used Intel
Options: 8080 microprocessor,    8085 microprocessor,    8086 microprocessor,    8082 microprocessor

Ans:A ,A


A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value?
Options: 90 Ohm - 101 ohm,    90 Ohm - 110 ohm,    98 Ohm - 100.1 ohm,    99 Ohm - 102 ohm

Ans:B ,B


. In order to perform a calculation in a spreadsheet, you need to use a:
Options: a. table b. formula c. field d. variable

Ans:– b,– b


Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating?
Options: R = E2/P,    P = PR,    P = E2/R,    I = P/E

Ans:A ,A


. Queries in access can be used as
Options: a. View, change and analyze data in different ways b. A source of records for forms and reports c. Only a d. Both a and b

Ans:4 – d ,4 – d


The rms value of a sine waveform is:
Options: the number of cycles completed in one second,    the time required to complete one full cycle,    equal to 0.707 times the peak amplitude,    equal to 1.41 times the peak amplitude

Ans:C ,C


. In the third Generation of computers

Options: A) Distributed data processing first became popular B) An operating system was first developed C) High level procedural language were first used D) Online real time systems first become popular

Ans:B,B


Labour standards are provided by
Options: IE time and motion study,    analysis of historical data,    both (a) and (b),    neither (a) nor (b)

Ans:C ,C


The ALU of a central processing unit does the essential maths work for the computer. What does the control unit do?
Options: Communicates its results,    Activates the output device,    Monitors the flow of information,    Control the printer

Ans:C ,C


. We can save and protect the workbook by
Options: Write Reservation Password B. Protection Password C. Read-only Recommended D. Any of the above

Ans: – D ,

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