Which part interprets program instructions and initiate control operations.

Options: Input,    Storage unit,    Logic unit,    Control unit



More Computer Fundamental Related questions:

What is a brand?
Options: A) The name of companies that made computers B) The name of product a company gives to identify its product in market C) A name of class to indicate all similar products from different companies D) All of above


. Which is an internal command?
Options: a. Scandisk b. XCOPY c. Deltree d. None of the above

Ans:1 – d ,1 – d

. A transaction completes its execution is said to be
Options: Saved B. Loaded C. Rolled D. Committed

Ans: – D ,

What is the standard protocol for network management features?
Options: SNA,    FTP,    SNMP,    SMS

Ans:C ,C

The ATAPI compliance is stands for?
Options: CDROM,    Bus mastering,    Mass storage device,    All of the above

Ans:C ,C

A dielectric material is:
Options: a good conductor,    a good insulator,    a poor conductor of electrostatic fields,    a good conductor of magnetic fields

Ans:B ,B

The floppy drive uses which DMA (direct memory access) channel?
Options: 5,    4,    1,    2


To add a Header/Footer in Handout
Options: View -> Page Setup B. View -> Header/Footer C. View -> Handout Master D. None of Above

Ans:– C ,

. Which of the following is not computer language?
Options: A) High level language B) Medium level language C) Low level language D) All of the above


Floppy disks which are made from flexible plastic material are also called?
Options: hard disks,    high-density disks,    diskettes,    templates

Ans:C ,C

The memory address of fifth element of an array can be calculated by the formula
Options: a. LOC(Array[5]=Base(Array)+w(5-lower bound), where w is the number of words per memory cell for the array b. LOC(Array[5])=Base(Array[5])+(5-lower bound), where w is the number of words per memory cell for the array c. LOC(Array[5])=Base(Array[4])+(5-Upper bound), where w is the number of words per memory cell for the array d. None of above

Ans:- a,- a

Management by exception is based on a
Options: positive attitude towards problem recognition,    negative attitude toward problem recognition,    indifferent attitude toward problem recognition,    All of the above

Ans:A ,A

Every table in relational database contain a field or combination of fields that can uniquely identify each records, it is called
Options: a. Foreign key b. Native key c. Composite key d. Primary key

Ans:ndash; d,ndash; d

An Integrated Circuit (IC) is
Options: Fabricated on a tiny silicon chip,    A complicated circuit,    Much costlier than a single transistor,    An integrating device

Ans:A ,A

. CAD stands for

Options: A) Computer aided design B) Computer algorithm for design C) Computer application in design D) All of the above


Which of the following is not a communication command.
Options: write,    mesg,    mail,    grep

Ans:D ,D

Which device is used as the standard pointing device in a Graphical User Environment?
Options:  Keyboard B.  Mouse C.  Joystick D.  Track ball

Ans:– B ,

Which command is used to display all the lines with the string 'sales' from the file empl.lst?
Options: cut sales empl.lst,    /sales > empl.lst,    grep sales empl.lst,    cat | /sales > empl.lst

Ans:C ,C

An EOQ formula is an example of a(n)
Options: optimizing model,    static model,    deterministic model,    All of the above

Ans:D ,D

  ASCII stands for
Options: A. American Standard Code for Information Interchange B. American Scientific Code for International Interchange C. American Standard Code for Intelligence Interchange D. American Scientific Code for Information Interchange


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

The complete information about an entity in a database is called
Options: a. Data b. Information c. Field d. Record

Ans:ndash; d,ndash; d

XML is which of the following?
Options: A scripting language that states the rules for tagging elements.,    A programming language that states the rules for tagging elements.,    A programming language that allows the creation of customized tags.,    A scripting language that allows the creation of customized tags.

Ans:D ,D

Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?
Options: COPY a: *.TXT,    COPY *.TXT A:,    COPY *.TXT C:,    COPY *.TXT ALL.TXT

Ans:A ,A

The control of the jobs running within a system is
Options: Job monitoring,    Job stream,    Job min,    Job step

Ans:A ,A

During the planning phase, the main activity of the vice-president of information systems is one of
Options: planning,    control,    staffing,    support

Ans:D ,D

. What does FAT stands for?
Options: a. File attribute type b. File allocation table c. Format All Tabs settings d. File for all type

Ans:0 – b ,0 – b

The first mechanical calculating machine was made by
Options: William Oughtred,    Gottfried Leibnitz,    Blaise Pascal,    Charles Babbage

Ans:C ,C

During the maintenance phase
Options: System requirements are established,    System analysis is carried out,    Programs are tested,    All of the above

Ans:E ,E

On the feasibility committee, department representatives serve as:
Options: direct users of the new system,    liaison to their departments,    ready sources of information,    All of the above

Ans:D ,D

What command is not used to list the files chap01, chap02 and chap04?
Options: ls chap*,    ls chap[124],    ls - x chap0[124],    ls chap0[124]

Ans:B ,B

Which of the following statements correct about the below program? #include<stdio.h> int main() { struct emp { char name[25]; int age; float sal; }; struct emp e[2]; int i=0; for(i=0; i<2; i++) scanf("%s %d %f", e[i].name, &e[i].age, &e[i].sal); for(i=0; i<2; i++) scanf("%s %d %f", e[i].name, e[i].age, e[i].sal); return 0; }
Options: Error: scanf() function cannot be used for structures elements.,    The code runs successfully.,    Error: Floating point formats not linked Abnormal program termination.,    Error: structure variable must be initialized.

Ans:C ,C

. ___ is a compromise mode between Shut Down and Sleep mode because it does not consume power and remembers the current state of your desktop
Options: a. Shut Down b. Restart c. Sleep d. Hibernate

Ans:3 – d ,3 – d

. What is placed to the left of horizontal scroll bar
Options: a. Tab stop buttons b. View buttons c. Split buttons d. Indicators

Ans:– B,– B

Which is considered a direct entry input device?
Options: Optical scanner,    All of the above,    Light pen,    Digitizer

Ans:All of the above,All of the above

The core diameter of a single-mode fibers is about
Options: 10 times the wavelength of the light carried in the fiber,    10 times the fiber radius,    7 times the light carried in the fiber,    3 times the wavelength of the light carried in the fiber

Ans:A ,A

Which of the following is not a valid data type in excel
Options: a. Number b. Character c. Label d. Date/time

Ans:#8211; b,#8211; b

. You can edit existing Excel data by pressing the
Options: a. F1 key b. F2 key c. F3 key d. F4 key

Ans:– b,– b

Absolute Zero temperature equals
Options: 0o C,    -273o C,    -276o C,    25o C

Ans:B ,B

. Which function is used to calculate depreciation, rates of return, future values and loan payment amounts?
Options: Logical B. Math & Trigonometry C. Statistical D. Financial

Ans: – D ,

. Which is not consisted in a processor
Options: A) ALU B) CU C) Memory D) Registers


. What is the use of bookmarks in Microsoft Word?
Options: To easily correct the spelling errors B. To quickly jump to a specific location in the document C. To quickly jump to the ending of the document D. To create a link within the document

Ans:– B ,

Which command will allow you to see real-time translations on your router?
Options: show ip nat translations,    show ip nat statistics,    debug ip nat,    clear ip nat translations *

Ans:C ,C

Minimal Superkeys are called
Options: Schema keys B. Candidate keys C. Domain keys D. Attribute keys

Ans:– B ,

Which bitwise operator is suitable for checking whether a particular bit is on or off?
Options: && operator,    & operator,    || operator,    ! operator

Ans:B ,B

Missing slot covers on a computer can cause?
Options: over heat,    power surges,    EMI.,    incomplete path for ESD

Ans:A ,A

Which of the following option is not available in Insert >> Picture?
Options:  A) Chart, B) Word Art, C) Clip Art, D) Graph,


What is the port number for HTTP?
Options: 99,    86,    80,    23

Ans:C ,C

. Bit map terminal
Options: A) support display containing multiple window B) require considerable amount of video RAM C) requires tremendous amount of copying and hence low performance D) all of above


What would you ask to determine if the display is working?
Options: Is there a video cursor or action on the screen?,    Did the computer beep or chime?,    Is there high voltage static on the screen,    All of the above

Ans:D ,D