The ALU of a computer responds to the commands coming from


Options: A) Primary memory B) Control section C) External memory D) Cache memory

Ans:-B,-B






More Computer Fundamental Related questions:


You have a network ID of 134.57.0.0 and you need to divide it into multiple subnets in which at least 600 host IDs for each subnet are available. You desire to have the largest amount of subnets available. Which subnet mask should you assign?
Options: 255.255.224.0,    255.255.240.0,    255.255.248.0,    255.255.255.0

Ans:D ,D


Which of the following is(are) true of an artificial intelligence system?
Options: it is computer application where the computer makes decisions or judgment,    it is infallible since it is computer-based,    ultimately, it is expected to replace professionals such as doctors,    two of the above

Ans:A ,A


Bulletin board system
Options: is a public access message system,    is a modem capable of accepting commands,    converts analog signals to digital signals,    converts digital signals to analog signals

Ans:A ,A


.   After moving a clip art image to a particular location on the slide, you can immediately reverse the action using the
Options: a. Click the not do move object command on the edit menu b. Click on the undo button c. Click on redo button d. All of above

Ans:9 – B ,9 – B


. The __________ key will launch the Start button.
Options: a. esc b. shift c. Windows d. Shortcut

Ans:4 – c ,4 – c


Slack is the calculated time span within which the event must occur:
Options: true,    false,    cannot be said,    All of the above

Ans:A ,A


The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.
Options: ALU,    CU,    Memory,    Register

Ans:A ,A


.   in order to edit a chart, you can
Options: a. triple click the chart object b. click and drag the chart object c. double click the chart object d. click the chart objects

Ans:9 – C ,9 – C


The access method used for cassette tape is
Options: Direct,    Random,    Sequential,    All of the above

Ans:C ,C


Primary storage is _____as compared to secondary storage.
Options: Slow and inexpensive,    Fast and inexpensive,    Fast and expensive,    Slow and expensive

Ans:C ,C


Control Unit of a digital computer is often called the
Options: Clock,    Nerve center,    ICs,    All of the above

Ans:B ,B


1. Which statement is valid about “TIME” command?
Options: a. Time command is used to display and allow changes to the system time b. Time format can be changed by changing in country setting in config.sys file c. MS DOS displays the time in 12-hour or 24-hour format d. All of above

Ans:Correct Answer: d ,Correct Answer: d


What will be the output of the program (in Turbo C)? #include<stdio.h> int fun(int *f) { *f = 10; return 0; } int main() { const int arr[5] = {1, 2, 3, 4, 5}; printf("Before modification arr[3] = %d", arr[3]); fun(&arr[3]); printf("\nAfter modification arr[3] = %d", arr[3]); return 0; }
Options: Before modification arr[3] = 4 After modification arr[3] = 10,    Error: cannot convert parameter 1 from const int * to int *,    Error: Invalid parameter,    Before modification arr[3] = 4 After modification arr[3] = 4

Ans:A ,A


The time taken for the read/write head to move to the correct track on the magnetic disk is called
Options: epoch delay,    latency delay,    seek time,    approach time

Ans:C,C


to view a cell comment
Options: a. click the edit comment command on the insert menu b. click the display comment command on the window menu c. position the mouse pointer over the cell d. click the comment command on the view menu

Ans:#8211; c,#8211; c


What causes the depletion layer?
Options: Doping,    Recombination,    Barrier potential,    Ions

Ans:C ,C


Speech recognition:
Options: will never be used in industrial controls,    is already widely used in industrial controls,    will be used in more applications as the technology matures.,    All of the above

Ans:C ,C


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

Ans:D ,D


  Which key on the keyboard can be used to view Slide show?
Options: F1 B. F2 C. F5 D. F10

Ans:– C ,


. What is System Analysis?

Options: A) The design of the screen the user will see and use to enter or display data B) System analysis defines the format and type of data the program will use C) System Analysis involves creating formal model of the problem to be solved D) None of the above

Ans:C,C


. You can not link Excel worksheet data to a Word document
Options: a. With the right drag method b. With a hyperlink c. With the copy and paste special commands d. With the copy and paste buttons on the standard toolbar

Ans:– d,– d


. Which of the following is an important attribute of RAM memory?
Options: Volatile B. Non-Volatile C. Random access D. Sequential access

Ans:– A ,


Who invented the modem?
Options: Wang Laboratories Ltd.,    AT & T Information Systems, USA,    Apple Computers Inc.,    Digital Equipment Corpn.

Ans:B ,B


Which is built directly on the hardware?
Options: Computer Environment B. Application Software C. Operating System D. Database System

Ans:– C ,


1. How many different positions can you set for drop cap?
Options: a. 1 b. 2 c. 4 d. 6

Ans:#8211; B ,#8211; B


5. Which of the following statements in regard to directories is false?
Options: a. Directories can exist inside directories b. The root directory is always at the highest level c. Directories with files can be deleted d. Directories cannot be renamed

Ans:Correct Answer: d,Correct Answer: d


. Which computers used operating systems by Microsoft?
Options: A) IBM PCs B) Apple/Macintosh PCs C) IBM Compatibles D) Both A & C

Ans:D,D


In SQL, which of the following is not a data Manipulation Language Commands?
Options: DELETE,    SELECT,    UPDATE,    CREATE

Ans:D ,D


.   Ellipse Motion is a predefined ….
Options: a. Design template b. Color scheme c. Animation scheme d. None of these

Ans:1 – C ,1 – C


One of the following is not considered a method of input control in a CAD system.
Options: Joystick,    Programmable function box,    Plotter,    Touch terminal

Ans:C ,C


The 0 and 1 in the binary numbering system are called binary digits or _____
Options: bytes,    kilobytes,    decimal bytes,    bits

Ans:D ,D


What will be the output of the program (16-bit platform)? #include<stdio.h> #include<stdlib.h> int main() { int *p; p = (int *)malloc(20); printf("%d\n", sizeof(p)); free(p); return 0; }
Options: 4,    2,    8,    Garbage value

Ans:B ,B


A computer has no more sense than a light
Options: bulb,    pen,    switch,    pad

Ans:C ,C


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 is NOT an option of the Picture Size Mode property?
Options: a. Clip b. Fit c. Stretch d. Zoom

Ans:7 – b ,7 – b


The manager attempts to expedite, or speed up, the flow of
Options: machines,    manpower,    material,    All of the above

Ans:C ,C


How much should an organisation spend for information can be determined by some type of a:
Options: cost analysis,    benefit analysis,    cost-benefit analysis,    any of the above

Ans:C ,C


Computer instructions written with the use of English words instead of binary machine code is called
Options: Mnemonics,    Symbolic code,    Gray code,    Op-code

Ans:B,B


The total inductance of a series inductor circuit is:
Options: equal to the sum of the individual inductance values,    equal to the sum of the individual inductive-reactance values,    less than the value of the smallest inductor,    equal to the source voltage divided by total current

Ans:A ,A


The cat command is used to
Options: capture a file,    display a file,    print a file,    copy a file

Ans:B ,B


What Oracle backup and recover file contains user and system data?
Options: Control file,    Datafile,    OnLine ReDo file,    Offline ReDo file

Ans:B ,B


A Database Management System (DBMS) is
Options: Collection of interrelated data B. Collection of programs to access data C. Collection of data describing one particular enterprise D. All of the above

Ans:– D ,


. In copy con command, con stands for what?
Options: a. Control b. Console c. Contrast d. Contents

Ans:3 – b ,3 – b


A device that transmits messages in verbal form is
Options: Audit trail,    Card punch,    Audio response unit,    Magnetic tape

Ans:C ,C


What of the following is considered to be a pivotal event in the history of AI.
Options: 1949, Donald O, The organization of Behaviour,,    1950, Computing Machinery and Intelligence.,    1956, Dartmouth University Conference Organized by John McCarthy,    1961, Computer and Computer Sense.

Ans:C ,C


Which of the following system program forgoes the production of object code to generate absolute machine code and load it into the physical main storage location from which it will be executed immediately upon completion of the assembly?
Options: two pass assembler,    load-and-go assembler,    macroprocessor,    compiler

Ans:B ,B


What is the number of bits needed for an address in a 4 K memory?
Options: 16,    8,    12,    4

Ans:C ,C


Which of the following statements are correct about the program? #include<stdio.h> int main() { printf("%p\n", main()); return 0; }
Options: It prints garbage values infinitely,    Runs infinitely without printing anything,    Error: main() cannot be called inside printf(),    No Error and print nothing

Ans:B ,B


Which three commands can be used to check LAN connectivity problems on a router? show interfaces show ip route tracert ping dns lookups
Options: 1 ,2 and 4,    2 and 5,    3 and 5,    None of the above

Ans:A ,A


Which of the following function key activates the speller?
Options:  A) F5, B) F7, C) F9, D) Shift + F7,

Ans:-B,-B

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