Which is true for the digital computer?


Options: It is less accurate than the analog computer,    It represents the decimal numbers through a string of binary digits,    It is used primarily in scientific applications,    Both (a) and (c)

Ans:B,B






More Computer Fundamental Related questions:


Pat Address Translation is also termed what?
Options: NAT Fast,    NAT Static,    NAT Overload,    Overloading Static

Ans:C ,C


An index register that is automatically incremented or decremented with each use is
Options: Auto index,    Asynchronous,    Assembler,    Compiler

Ans:A ,A


Which would you choose to move selected text from one place to another?
Options: Press Ctrl+S B. Click File, Save C. Click Tools, Options, Save D. Click File, Save As

Ans:C ,


. When was the first electro-mechanical computer developed?
Options: A) 1880 B) 1990 C) 1944 D) None of above

Ans:C,C


The operation of a digital computer is based on _____ principle.
Options: counting,    measuring,    electronic,    logical

Ans:A ,A


In a synchronous modem, the digital-to-analog converter transmits signal to the
Options: equalizer,    modulator,    demodulator,    terminal

Ans:A ,A


Which of the following is (are) not a tool for Application Prototyping?
Options: Application generators,    third generation language,    screen generators,    report generators

Ans:B ,B


The term MIPS refers to _____
Options: millions of instructions per second,    multiple instructions per second,    megabytes of instructions per seconds,    millions input processor set

Ans:A ,A


When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):
Options: LIKE only.,    IN only.,    NOT IN only.,    Both IN and NOT IN.

Ans:D ,D


The process of writing computer instructions in a programming language is known as
Options: Coding,    Processing,    Programming,    File

Ans:A ,A


. Which of the following describes how to select all the cells in a single column?
Options: a. Right click on column and select Pick from list b. Use data – text to columns menu item c. Left click on the gray column title button d. Pressing Ctrl + A on the keyboard

Ans:– c,– c


In data-flow diagrams, an originator or receiver of the data is usually designated by
Options: a circle,    an arrow,    a square box,    a rectangle

Ans:C ,C


What will be the output of the program? #include<stdio.h> int main() { float *p; printf("%d\n", sizeof(p)); return 0; }
Options: 2 in 16bit compiler, 4 in 32bit compiler,    4 in 16bit compiler, 2 in 32bit compiler,    4 in 16bit compiler, 4 in 32bit compiler,    2 in 16bit compiler, 2 in 32bit compiler

Ans:A ,A


Which is not a factor when categorizing a computer?
Options: Speed of the output device,    Amount of main memory the CPU can use,    Cost of the system,    Capacity of the hard disk

Ans:E ,E


0. What is a file extension of Templates in Microsoft Word?
Options: .Dtep B. .Dott C. .Dotx D. .Doct

Ans: – C ,


When operating above its resonant frequency, a series RLC circuit has the characteristics of a:
Options: series RL circuit,    series RC circuit,    series RLC circuit operated below its resonant frequency,    purely resistive circuit

Ans:A ,A


. Which of the following is not true?
Options: A) Transistors are much smaller B) Transistors produce low heat C) Transistors were less reliable D) Transistors were used in radios and other electronic devices

Ans:C,C


. Which of the following action removes a sheet from workbook?
Options: a.  Select the sheet, then choose Edit >> Delete Sheet b.  Select the sheet then choose Format >> Sheet >> Hide c.  Both of above d.  None of above

Ans:– a,– a


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


A certain city uses a computer system as part of its taxation of real estate. Which one of the following tasks would the computer be least able to do?
Options: Decide how much money should be raised through real estate taxes,    Keep records of tax rates that apply to different kinds of real estate,    Compute tax due for each property owner each quarter,    Keep records of all assessment

Ans:A ,A


Which major development led to the production of microcomputers?
Options: Magnetic disks,    Floppy disks,    Logic gates,    Integrated circuits

Ans:D ,D


The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services?
Options: 802.1,    Frame Relay,    HDLC,    PPP

Ans:D ,D


What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
Options: Tracking,    Formatting,    Copying,    Sectioning

Ans:B ,B


Microsoft Access is a
Options: a. RDBMS b. OODBMS c. ORDBMS d. Network database model

Ans:ndash; a,ndash; a


What command is used with vi editor to delete a single character?
Options: x,    y,    a,    z

Ans:A ,A


Each data item in a record may be a group item composed of sub-items; those items which are indecomposable are called
Options: a. elementary items b. atoms c. scalars d. all of above  

Ans:d,d


Which command is used to locate all the .profile files in the system?
Options: ls profile,    find /-name profile -print,    cd /.profile,    l -u .profile

Ans:B ,B


6. Which of the following statements is true in regard to diskcopy?
Options: a. Copy and discopy are same b. Discopy is a built in command in dos c. Diskcopy can be used on hard disks d. Diskcopy can be used with a floppy and a hard disk

Ans:Correct Answer: c,Correct Answer: c


. The act of retrieving existing data from memory is called
Options: A) Read-out B) Read from C) Read D) All of above

Ans:D,D


What is the similarity between a structure, union and enumeration?
Options: All of them let you define new values,    All of them let you define new data types,    All of them let you define new pointers,    All of them let you define new structures

Ans:B ,B


 In Normal view, this tab displays the content of each slide.
Options:  Slides B.  View        C.  Sort D.  Outline

Ans:– D ,


Molecule is
Options: The smallest particle of a substance that retains the properties of that substance,    A atom that has a shortage of electrons in its outer orbit,    A atom that has an excessive number of electrons in its outer orbit,    A atom that flows whenever there is an imbalance of electrical charges between two points

Ans:A ,A


Which of these schools was not among the early leaders in AI research?
Options: Dartmouth University,    Harvard University,    Massachusetts Institute of Technology,    Stanford University

Ans:B ,B


. Which of the following command is used to move the pointer from one pane to next pane?
Options: a. F3 b. F4 c. F5 d. F6

Ans:9 – d ,9 – d


Which command is used to display the device name of the terminal you are using?
Options: who,    ls,    tty,    stty

Ans:C ,C


If you want to keep track of different editions of a document which features will you use?
Options:  A) Editions, B) Versions, C) Track Change, D) All of above, 

Ans:-B,-B


Operating system functions may include
Options: input/output control,    virtual storage,    multiprogramming,    All of the above

Ans:D ,D


What shell's wild-card is used to match a single character?
Options: [!ijk],    [ijk],    ?,    *

Ans:C ,C


Which is the make given to the database management system which is able to handle full text data, image data, audio and video?
Options: a. full media b. graphics media c. multimedia d. hypertext 

Ans:.c,.c


The command chmod 761 letter is equivalent to
Options: chmod 4=7, g = 6, o = 1 letter,    chmod a = 761 letter,    chmod u = rwx, g = rw, o = x letter,    chmod 167 letter

Ans:C ,C


. Which OS deos not support networking between computers?
Options: a. Windows 3.1 b. Windows 95 c. Windows 2000 d. Windows NT

Ans: a, a


. A computer program that converts an entire program into machine language is called a/an
Options: A) Interpreter B) Simulator C) Compiler D) Commander

Ans:C,C


Which combination of keys allows you to perform a warm boot?
Options: Ctrl+ESC,    Ctrl+Alt+DEL,    Ctrl+Shift+DEL,    Ctrl+Shift+ENTER

Ans:B ,B


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


. The file system “NTFS” stands for
Options: a. New Type File System b. Never Terminated File System c. New Technology File System d. Non Terminated File System

Ans:0 – c ,0 – c


. In Datasheet View, new records are added to a table ____.
Options: a. in alphabetical order b. at the end of the table c. at the beginning of the table d. in numerical order

Ans:7 – b ,7 – b


Which of the following best illustrates the default subnet mask for a class A,B, and C Network?
Options: 0.0.0.0, 0.0.0.1, 0.0.1.1,    255.255.255.0, 255.255.0.0, 255.0.0.0,    255.0.0.0, 255.255.0.0, 255.255.255.0,    255.255.0.0, 255.255.255.0, 255.255.255.255

Ans:C ,C


Which of the following data structure is not linear data structure?
Options: a. Arrays b. Linked lists c. Both of above d. None of above  

Ans:d,d


While working with mail command, which command is used to save mail in a separate file?
Options: s,    r,    w,    d

Ans:A ,A


Which is considered a direct entry input device?
Options: A) Optical scanner B) Mouse and digitizer C) Light pen D) All of the above

Ans:-D,-D

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