Communication ports are found on the back of microcomputers. They are used to connect the computer to _____


Options: printers,    modems,    other hardware,    All of the above

Ans:D,D






More Computer Fundamental Related questions:


A data dictionary is a special file that contains
Options: the names of all fields in all files,    the data types of all fields in all files,    the widths of all fields in all files,    All of the above

Ans:D ,D


A number which is stored and processed but not in the standard exponential form is called
Options: Floating point number,    Fixed point number,    Octal number,    Decimal number

Ans:B,(Banswer


Which of the following is considered to be the address after translation?
Options: Inside local,    Outside local,    Inside global,    Outside global

Ans:C ,C


What is the smallest number of polarities required for current flow?
Options: One - a negative terminal,    Two - a negative terminal and a positive terminal,    Three - negative, positive and neutral terminals,    Four - two negative and two positive

Ans:B ,B


How many types of keys in Database Design?
Options: a. Candidate key b. Primary key c. Foreign key d. All of these

Ans:– d ,


. You can open the consolidate dialog box byt choosing Consolidate from the ….. menu.
Options: a. Insert b. Format c. Tools d. Data

Ans:– d,– d


. What is the shortcut-key for manual line break?
Options: CTRL + Enter B. Alt + Enter             C. Shift + Enter D. Space + Enter

Ans:– C ,


Which of the following is used for serial access storage only?
Options: RAM,    Magnetic tape,    Magnetic disk,    Core memory

Ans:B ,B


  What is a slide transition?
Options: Overheads B. Letters C. A special effect used to introduce a slide in a slide show D. The way one slide looks

Ans:– C ,


Which command is used to display the characteristics of a process?
Options: pid,    du,    ps,    au

Ans:C ,C


In a PowerPoint presentation
Options: a. Sound clips can be inserted but not movie clips b. Movie clips can be inserted but not sound clips c. Both cannot be inserted d. Both can be inserted

Ans: – D , – D


MAC Address is the example of
Options: Transport Layer B. Data Link Layer C. Application Layer D. Physical Layer

Ans:– B ,


. How do you change column width to fit the contents?
Options: a. Single-click the boundary to the left to the column heading b. Double click the boundary to the right of the column heading c. Press Alt and single click anywhere in the column d. All of above

Ans:– b,– b


How many digits of the DNIC (Data Network Identification Code) identify the country?
Options: first three,    first four,    first five,    first six

Ans:A ,A


The computer has been applied most effectively in
Options: marketing,    manufacturing,    personnel,    engineering

Ans:B ,B


A device that converts chemical energy to electrical energy is called a:
Options: solar cell,    thermocouple,    chemical cell,    electric device

Ans:C ,C


A network administrator needs to configure a router with a distance-vector protocol that allows classless routing. Which of the following satisfies those requirements?
Options: IGRP,    OSPF,    RIPv1,    EIGRP

Ans:D ,D


The receive equalizer reduces delay distortions using a
Options: tapped delay lines,    gearshift,    descrambler,    difference engine

Ans:A ,A


A medium for transferring data between two locations is called
Options: Network,    Communication channel,    Modem,    Bus

Ans:B ,B


Following is not a database model
Options: a. network database model b. relational database model c. Object Oriented database model d. None

Ans:ndash; d,ndash; d


The Norton current is sometimes called the
Options: Shorted-load current,    Open-load current,    Thevenin current,    Thevenin voltage

Ans:A ,A


. The most open source DBMS.
Options: a. Microsoft SQL Server b. Microsoft Access c. MySQL d. Oracle

Ans:9 – c ,9 – c


Which option is not available in Insert Table Autofit behavior?
Options:  A) Fixed Column Width, B) AutoFit to Contents, C) Autofit to Window, D) Autofit to Column,

Ans:-D,-D


. When all the numbers between 0 and 100 in a range should be displayed in Red Color, apply
Options: a. Use =if() function to format the required numbers red b. Apply Conditional Formatting command on Format menu c. Select the cells that contain number between 0 and 100 then click Red color on Text Color tool d. All of above

Ans:– b,– b


The difference between a multiplexer and a statistical multiplexer is
Options: Statistical multiplexers need buffers while multiplexers do not need buffers,    Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol,    Multiplexers often waste the output link capacity while statistical multiplexers optimize its use,    Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM)

Ans:A ,A


Programmers use _____ to organize and summarize the results of their problem analysis.
Options: Flowcharts,    Input charts,    IPO charts,    Output charts

Ans:C ,C


Skipping every other line and picking up the skipped lines on the second pass is called:
Options: interlacing,    refresh-vector,    raster-scan,    stroke writing

Ans:A ,A


The channel of distribution is included in the
Options: product ingredient of the marketing mix,    promotion ingredient of the marketing mix,    place ingredient of the marketing mix,    price ingredient of the marketing mix

Ans:C ,C


A 'number crunching' computer is one that can handle
Options: large spreadsheets,    large alphanumeric data,    large volume of numbers,    only numbers

Ans:C ,C


A computer, by definition, is any device that computers. This broad definition includes which of the following?
Options: Calculators,    Cash registers,    Automotive controllers,    Desktop computers

Ans:E ,E


. To display system boot menu which of the following command you must press?
Options: a. F4 b. F7 c. F8 d. F5

Ans:7 – c ,7 – c


What will be the output of the program? #include<stdio.h> typedef void v; typedef int i; int main() { v fun(i, i); fun(2, 3); return 0; } v fun(i a, i b) { i s=2; float i; printf("%d,", sizeof(i)); printf(" %d", a*b*s); }
Options: 2, 8,    4, 8,    2, 4,    4, 12

Ans:D ,D


. Which of the following statement is true?
Options: a. Foreign key fields don’t allow duplicate values b. In primary key field you can enter duplicate value c. In an indexed field you may or may not enter duplicate value depending upon setting d. All statements are true

Ans:3 – c ,3 – c


What will be the output of the program? #include<stdio.h> #define MESS junk int main() { printf("MESS\n"); return 0; }
Options: junk,    MESS,    Error,    Nothing will print

Ans:B ,B


What is the shortcut key to start presentation from current slide?
Options: F5 B. Alt + F5       C. Ctrl + F5 D. Shift + F5

Ans:– D ,


Which of the following commands is used to have a two-way communication with any person who is currently logged in?
Options: mail,    mesg,    write,    grep

Ans:C ,C


Which symbol will be used with grep command to match the pattern pat at the end of a line?
Options: ^pat,    $pat,    pat$,    pat^

Ans:C ,C


Text formulas:
Options: a. Replace cell references b. Return ASCII values of characters c. Concatenate and manipulate text d. Show formula error value

Ans:8211; c,8211; c


To achieve AND effect when you are entering criteria in a query design window
Options: a. write criteria values vertically one in a row b. write criteria values horizontally c. Write criteria values in same field separated with AND d. Write criteria values in same field separated with &

Ans:ndash; b,ndash; b


Which of the following is an example of a client-server model?
Options: TELNET,    FTP,    DNS,    All of the above

Ans:D ,D


. All of the following are TRUE regarding virtual memory EXCEPT
Options: a. Any amount of RAM can be allocated to virtual memory b. The setting for the amount of hard disk drive space to allocate virtual memory canbe manually change c. This temporary storage is called the swap file or page file d. Virtual memory is the physical space o the hard drive

Ans: a, a


. The first general purpose electronic computer in the world was
Options: A) UNIVAC B) EDVAC C) ENIAC D) All of above

Ans:2-C,2-C


Transmission of computerised data from one location to another is called
Options: data transfer,    data flow,    data communication,    data management

Ans:C ,C


What will be the output of the program? #include<stdio.h> #define SQR(x)(x*x) int main() { int a, b=3; a = SQR(b+2); printf("%d\n", a); return 0; }
Options: 25,    11,    Error,    Garbage value

Ans:B ,B


  A Chart can be put as a part of the presentation using
Options: Insert -> Pictures –> Chart B. Insert –> Chart      C. Edit –> Chart D. View -> Chart

Ans:– A ,


. Which one is true for unconditional disk formatting?
Options: a. Destroys every byte of data on a disk by overwriting itwith with blank spaces b. Do not check/scan surface after format c. Transfer system files after format d. All of above

Ans: a, a


What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W?
Options: 77.7 ohm,    89.3 ohm,    88.8 ohm,    224 ohm

Ans:B ,B


A large computer designed to handle complex scientific calculations
Options: may use only a firmed word-length storage approach,    will likely require a character addressable storage unit,    must use fixed length words of four character each,    will not use numbered address locations

Ans:A ,A


. Floppy disks are available in

Options: A) Single side single density B) Single side double density C) Both of above D) None of above

Ans:C,C


Multiplicity is the same as what concept for an ERD?
Options: Relationship,    Attribute,    Entity,    Cardinality

Ans:D ,D

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