The function of CPU is


Options: to provide a hard copy,    to read, interpret and process the information and instruction,    to communicate with the operator,    to provide external storage of text

Ans:B,B


Description:






More Computer Fundamental Related questions:


A type of query that is placed within a WHERE or HAVING clause of another query is called
Options: Super query B. Sub query C. Master query D. Multi-query

Ans:– B ,


Long-range planning reports produced in an MIS are primarily designed for:
Options: top management,    middle management,    lower management,    both (a) and (c)

Ans:A ,A


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

Ans:C ,C


1 nibble equals to
Options: A. 1 bits B. 2 bits C. 4 bits D. 8 bits

Ans:C,


The operating system of a computer serves as a software interface between the user and
Options: hardware,    peripheral,    memory,    screen

Ans:A ,A


Which of the following is not an advantage of the structured approach to system development?
Options: it focuses on the physical aspects of the system,    the system specification is very graphic,    the user area is studied thoroughly,    the documentation is Cumulative

Ans:A ,A


. Which one of the following key is used to refresh the active window?
Options: a. F7 b. F8 c. F9 d. F5

Ans:6 – d ,6 – d


Which command is executed before the others when a computer is first turned on?
Options: Device=c:\emm386.exe,    Device=c:\dos\himem.sys,    Prompt=$p$g,    Patch c:\dos

Ans:B ,B


Ideally, the chairman of the MIS committee should be the
Options: vice-president of manufacturing,    vice-president of marketing,    vice-president of finance,    All of the above

Ans:E ,E


A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known as
Options: semaphore,    mutual exclusion,    multiprogramming,    multitasking

Ans:B ,B


What is the name given to the process of initializing a microcomputer with its operating system?
Options: Cold booting,    Booting,    Warm booting,    Boot recording

Ans:B ,B


What is the default subnet mask for a class B network?
Options: 127.0.01,    255.0.0.0,    255.255.0.0,    255.255.255.0

Ans:C ,C


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

Ans:– B ,


. Which of the following disk is fixed disk?
Options: A) Hard Disks B) Flash Disks C) Blu-Ray Disks D) DVDs

Ans:A,A


Accounting data
Options: is oriented to the future,    is prone to error,    deals only with internal activities of the firm,    must be converted into information to be of value to the manager

Ans:D ,D


The most common security failure is
Options: carelessness by users,    depending on passwords,    too much emphasis on preventing physical access,    insufficient technology used to prevent breaches

Ans:A ,A


An operating system intended for use on microprocessor based systems that support a single user is
Options: PC-DOS,    MS-DOS,    UNIX,    CP/M

Ans:D,(Danswer


. 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:7 – b ,7 – b


What is the size of Source and Destination IP address in IP header?
Options: 4 bits B. 8 bits C. 16 bits D. 32 bits

Ans:– D ,


  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 unit converts user data into machine readable form?
Options: A) Input unit B) Output unit C) ALU D) Control Unit

Ans:A,A


The word processing task associated with changing the appearance of a document is
Options: A) Editing B) Writing C) Formatting D) All of above

Ans:-C,-C


. Windows can run
Options: a. One application only b. Two applications only c. Four applications only d. All of above

Ans:7 – d ,7 – d


0. To “Debug” the System means ________
Options: Find the Correct Software B. Find the Correct Hardware C. Find and Install correct System D. Find and Correct Errors on System

Ans: – D ,


Tracing, of any input record or process, performed on a system, back to its original source, is an
Options: audit trial,    report generation,    batch processing,    conversion

Ans:A ,A


All inputs must be in ON position to have an output is known as
Options: NOT gate,    AND gate,    OR gate,    XOR gate

Ans:B ,B


NOT, AND, OR and XOR are
Options: Logical Operators B. Arithmetic operators C. Relational operators D. None of the above

Ans:– A ,


. Which of the following is not a part of Slide Design?
Options: a.  Design Template b.  Color Scheme c.  Animation Scheme d.  Slide Layout

Ans:3 – D ,3 – D


A favourable reason for automation is to:
Options: decrease throughput,    raises assembly cost,    perform difficult operations,    increase number of operations

Ans:C ,C


Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?
Options: Input,    Output,    CPU .,    Memory

Ans:D ,D


Which of the following is correct about err used in the declaration given below? typedef enum error { warning, test, exception } err;
Options: It is a typedef for enum error.,    It is a variable of type enum error.,    The statement is erroneous.,    It is a structure.

Ans:A ,A


Robots can increase productivity because:
Options: they do not take a vacation,    they do not get tired,    production quality is uniform,    All of the above

Ans:D ,D


The corporate office sends you a new router to connect, but upon connecting the console cable, you see that there is already a configuration on the router. What should be done before a new configuration is entered in the router?
Options: RAM should be erased and the router restarted.,    Flash should be erased and the router restarted.,    NVRAM should be erased and the router restarted.,    The new configuration should be entered and saved.

Ans:C ,C


A venturi tube:
Options: is extremely difficult to use,    is made only of metal,    measures the presence of a liquid,    can be used to measure gas or liquid flow rates

Ans:D ,D


Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to measure dot-matrix printers?
Options: lines per inch,    lines per sheet,    characters per inch,    characters per second

Ans:D ,D


What is a motion path?
Options: a. A type of animation entrance effect b. A method of advancing slides c. A method of moving items on a slide d. All of the above

Ans: – C , – C


. All modern computer operate on
Options: A) Information B) Floppies C) Data D) Word

Ans:C,C


Dot-matrix is a type of
Options: Tape,    Printer,    Disk,    Bus

Ans:B ,B


What problem is solved by Dijkstra's banker's algorithm?
Options: mutual exclusion,    deadlock recovery,    deadlock avoidance,    cache coherence

Ans:C ,C


What will be the output of the program? #include<stdio.h> #include<stdarg.h> void dumplist(int, ...); int main() { dumplist(2, 4, 8); dumplist(3, 6, 9, 7); return 0; } void dumplist(int n, ...) { va_list p; int i; va_start(p, n); while(n-->0) { i = va_arg(p, int); printf("%d", i); } va_end(p); printf("\n"); }
Options: 2 4 3 6,    2 4 8 3, 6, 9, 7,    4 8 6 9 7,    1 1 1 1 1 1 1

Ans:C ,C


IRQ6 is typically reserved for:
Options: The floppy,    The keyboard controller,    LPT2,    The modem

Ans:A ,A


A system program which helps the execution of user programs is known as
Options: System software,    Application program,    Batch operating system,    Utilities

Ans:C ,C


. In maximum, how many sheets can be set as default while creating new workbook? 
Options: a. 254 b. 255 c. 256 d. No Limit

Ans:– b,– b


. All Computers (Mainframe, Mini or Micro) must have
Options: ALU B. Control Unit C. Primary Storage D. All of above

Ans:– D ,


In a rule-based system, procedural domain knowledge is in the form of:
Options: production rules,    rule interpreters,    meta-rules,    control rules

Ans:A ,A


What will be the output of the program? #include<stdio.h> int main() { float a=0.7; if(a < 0.7f) printf("C\n"); else printf("C++\n"); return 0; }
Options: C,    C++,    Compiler error,    Non of above

Ans:B ,B


The requirements report includes
Options: a hierarchy chart showing the top-level modules,    a list of alternative solutions considered,    a data flow diagram describing the proposed new system.,    All of the above

Ans:C ,C


. To exit the PowerPoint application, you should
Options: a. Click the application minimize button b. Click the document close button c. Double click the application control menu icon d. Double click the document control menu icon

Ans:3 – C ,3 – C


What should be add before a fraction to avoid entering it as a date?
Options: // B. FR C. Zero D. Zero Space

Ans:– D ,


A NAND gate has:
Options: LOW inputs and a LOW output,    HIGH inputs and a HIGH output,    LOW inputs and a HIGH output,    None of the these

Ans:C ,C

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