Which type of computers uses the 8-bit code called EBCDIC?


Options: A) Minicomputers B) Microcomputers C) Mainframe computers D) Super computer

Ans:-C,-C






More Computer Fundamental Related questions:


How many times the while loop will get executed if a short int is 2 byte wide? #include<stdio.h> int main() { int j=1; while(j <= 255) { printf("%c %d\n", j, j); j++; } return 0; }
Options: Infinite times,    255 times,    256 times,    254 times

Ans:B ,B


Which network is a packet switching network?
Options: Ring network,    LAN,    Star network,    EuroNET

Ans:D,(Danswer


Which simplifies the process of formatting text if the same formatting is required in more than one location?
Options: Auto Text B. Format Painter C. Font dialog box D. None of the above

Ans:– B ,


Storage on PC allows you to store files until something erases it, but memory loses its contents whenever its _____ is lost
Options: static,    disk space,    power,    both a and b above

Ans:C ,C


An assembly language instruction:
Options: is written in ones and zeros,    corresponds to one computer operation,    does not require knowledge of the computer design,    All of the above

Ans:B ,B


Which of the following commands is used to display the filenames in multiple columns?
Options: ls,    ls -1,    ls -x,    lc

Ans:C ,C


What does the command o/r 0x2142 provide?
Options: It is used to restart the router.,    It is used to bypass the configuration in NVRAM.,    It is used to enter ROM Monitor mode.,    It is used to view the lost password.

Ans:B ,B


A transaction for which all committed changes are permanent is called:
Options: atomic.,    consistent.,    isolated.,    durable.

Ans:D ,D


Which would you choose to list Synonyms & Antonyms of a selected word?
Options: Tools, Spelling & Grammar B. Tools, Language C. Tools, Options D. Insert, Cross-reference

Ans:– B ,


. Which of the following device was not invented by Babbage?
Options: A) Pascaline B) Difference Engine C) Analytical Engine D) None of above

Ans:A,A


. What is the purpose of indexing?
Options: a. To reduce table size b. To speedup data search c. both A and B d. none of the above

Ans:– b,– b


RFM analysis uses customers' purchasing patterns to ________ .
Options: record transactions,    analyze and rank customers,    predict future sales using regression techniques,    perform OLAP

Ans:B ,B


An output device that uses words or messages recorded on a magnetic medium to produce audio response is
Options: Magnetic tape,    Voice response unit,    Voice recognition unit.,    Voice band

Ans:B ,B


. When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called
Options: a. Bootstrap b. Power on self test (POST) c. System configuration d. Kernel loading

Ans: b, b


How does a parallel port communicate information to a peripheral device?
Options: one bit at a time,    8 bytes at a time,    one byte at a time,    16,555 bytes at a time

Ans:C ,C


. What is the difference between ‘open’ and ‘open exclusively’
Options: a. Open statement opens access database files and open exclusively opens database files of other program like oracle b. Open exclusive locks whole database so that no one can access it whereas open locks only the record that is being accessed c. Both open and open exclusively are same d. Open exclusive command does not exist in MS Access

Ans:6 – b ,6 – b


The complexity of merge sort algorithm is
Options: A)O(n) b.O(log n) c.O(n2) d.O(n log n)

Ans:D,


Creating a read-only database is a task that is ________ assigned to beginning database professionals.
Options: always,    commonly,    seldom,    never

Ans:B ,B


. The appropriate Data Type to store Time in MS Access?
Options: a. Date/Time b. Time Only c. Time d. Time cannot be stored

Ans:– a,– a


A storage area used to store data to compensate for the difference in speed at which the different units can handle data is
Options: Memory,    Buffer,    Accumulator,    Address

Ans:B ,B


. The data recording format in most of the modern magnetic tape is
Options: A) 7-bit ASCII B) 7-bit EBCDIC C) 8-bit ASCII D) 8-bit EBCDIC

Ans:D,D


System programs such as Compilers are designed so that they are
Options: reenterable,    non reusable,    serially usable,    recursive

Ans:A ,A


Give me an example of a cell address.
Options: 11 25 B. 911 C. 41A D. A21

Ans:– D ,


. How to remove the unwanted action from recorded macro without recording the whole macro again?
Options: a. By using the Find and Edit Action Option b. By clicking on the Refresh button in the Macro toolbar c. By edit the macro in the Visual Basic Editor d. Macro cannot be edited.

Ans:– c,– c


A card on the top of pack of cards containing information about the cards in the pack is
Options: Punched card,    Card punch,    Reader card,    Punched paper tape

Ans:C ,C


Systems that supply data for operations execution or supervision all concern
Options: exception reports,    computing systems,    orders,    All of the above

Ans:C ,C


A Hall effect switch is usually used to:
Options: , measure voltage,    measure temperature,    sense a vacuum,    sense the presence of a magnetic object.

Ans:D ,D


. The value of each bead in earth is
Options: A) 1 B) 3 C) 5 D) 7

Ans:A,A


. Recently deleted files are stored in
Options: a. Recycle bin b. Desktop c. Taskbar d. My computer

Ans: a, a


Which command is used to delete the directory and all its contents in one step?
Options: DEL *.*,    RD,    DELTREE,    CD

Ans:C ,C


. Page stealing
Options: a. Is a sign of an efficient system b. Is taking page frame from other working sets c. Should be the turning goal d. Is taking layer disk space for page in page out

Ans:9 – b ,9 – b


What will be the output of the program (myprog.c) given below if it is executed from the command line? cmd> myprog 10 20 30 /* myprog.c */ #include<stdio.h> int main(int argc, char **argv) { int i; for(i=0; i<argc; i++) printf("%s\n", argv[i]); return 0; }
Options: 10 20 30,    myprog 10 20,    myprog 10 20 30,    10 20

Ans:C ,C


. in MS Access, which data type is appropriate to store large text and numbers?
Options: a. Text b. Memo c. OLE d. Large Text

Ans:– b,– b


The basic operations performed by a computer are
Options: A) Arithmetic operation B) Logical operation C) Storage and relative D) All the above

Ans:D,D


The section of the CPU that selects, interprets and sees to the execution of program instructions
Options: Memory,    Register unit,    Control unit,    ALU

Ans:C ,C


. 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 ,


A beam of light used to record and retrieve data on optical disks is known as
Options: polarized light,    unpolarized concentric light,    laser,    coloured light

Ans:C ,C


Who launched IBM's First PC in 1981?
Options: Dean Cline,    C.B. Rogers Jr.,    John F. Akers,    David Svenson

Ans:B ,B


Which of the following may not be a database?
Options: a. Data presented in table in MS Word document b. Data entered in Excel spreadsheet c. A presentation created in PowerPoint d. A telephone diary

Ans:ndash; c,ndash; c


Three-tier architecture includes which of the following?
Options: Three server layers,    A client layer and two server layers,    Two client layers and one server layer,    Three client layers

Ans:B ,B


Which of the following are integrity controls that a DBMS may support?
Options: Assume a default value in a field unless a user enters a value for that field.,    Limit the set of permissible values that a field may assume.,    Limit the use of null values in some fields.,    All of the above.

Ans:D ,D


Which of the following is tactical decision?
Options: capital-source decision,    product decision,    plant-location decision,    budget allocation

Ans:D ,D


Nils Nilsson headed a team at SRI that created a mobile robot named:
Options: Robitics,    Dedalus,    Shakey,    Vax

Ans:C ,C


A required characteristic of an online real-time system is:
Options: more than one CPU,    offline batch processing,    no delay in processing,    All of the above

Ans:C ,C


Which of the following data structure is linear data structure?
Options: a. Trees b. Graphs c. Arrays d. None of above  

Ans:c,c


A computer program that contains expertise in a particular domain is called an:
Options: intelligent planner,    automatic processor,    expert system,    operational symbolizer

Ans:C ,C


The prime concern of financial control is
Options: accounting for the liabilities incurred,    meeting payroll commitments,    providing financial status information,    All of the above

Ans:C ,C


What is not true of a Java bean?
Options: There are no public instance variables.,    All persistent values are accessed using getxxx and setxxx methods.,    It may have many constructors as necessary.,    All of the above are true of a Java bean.

Ans:C ,C


The complexity of Bubble sort algorithm is
Options: a. O(n) b. O(log n) c. O(n2) d. O(n log n)  

Ans:c,c


What is an advantage of placing computations in SQL views?
Options: To save users from having to write an expression.,    To ensure that the results are consistent.,    To accomplish both of the above.,    None of the above is correct - computations cannot be placed in a view.

Ans:C ,C

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