What does DMA stand for?


Options: Distinct Memory Access B. Direct Memory Access C. Direct Module Access D. Direct Memory Allocation

Ans:– B ,






More Computer Fundamental Related questions:


A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be
Options: the pin code,    the last name,    a compound key consisting of the first name and the last name,    All of the above

Ans:C ,C


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

Ans:C ,C


The average time necessary for the correct sector of a disk to arrive at the read write head is _____
Options: Down time,    Seek time,    Rotational delay,    Access time

Ans:C,(Canswer


The CPU chip used in a computer is partially made out of
Options: silica,    carbon,    copper,    gold

Ans:A,A


Which of the following transfers data contained on computer cards to the computer system.
Options: Card sorter,    Card reader,    Magnetic disk,    Magnetic tape

Ans:B ,B


Which of the following is the main Apache configuration file?
Options: /etc/apache.conf,    /etc/httpd/config.ini,    /etc/httpd/conf/httpd.conf,    /etc/srm.conf

Ans:C ,C


The highest level in the hierarchy of data organization is called
Options: data bank,    database,    data file,    data record

Ans:B ,B


. Identify the true statement
Options: A) Computers are 100% accurate but it can suffer from GIGO B) Computers are reliable because they use electronic component which have very low failure rate C) Computer is never tired and does not suffer from boredom D) All of above

Ans:7-D,7-D


. Following is not a database model
Options: a. Network database model b. Relational database model c. Object oriented database model d. None

Ans:4 – d ,4 – d


Which of the following might be used by a company to satisfy its growing communications needs?
Options: front-end processor,    multiplexer,    controller,    concentrator

Ans:E ,E


An enterprise database is which of the following?
Options: A database designed to support only users external to an organization,    A database designed to support an entire organization,    A database designed to support a relatively small group,    A database designed to support a single PC

Ans:B ,B


Programs are executed on the basis of a priority number in a
Options: Batch processing system B. Multiprogramming C. Time sharing D. None of these

Ans:– B ,


Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
Options: Paperless office,    Electronic mail,    Global network,    Electronic newspaper

Ans:B ,B


A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation?
Options: 200 mW,    300 mW,    20 mW,    10 mW

Ans:A ,A


. The command used to create logical drive for specific location of disk
Options: a. Fdisk b. Format c. Subst d. All of the above

Ans: c, c


When you are testing a fuse, you should set the Volt-OHM meter to what scale?
Options: AC,    DC,    AMPS,    OHMS

Ans:D ,D


What will be the output of the program? #include<stdio.h> #define MAN(x, y) ((x)>(y)) ? (x):(y); int main() { int i=10, j=5, k=0; k = MAN(++i, j++); printf("%d, %d, %d\n", i, j, k); return 0; }
Options: 12, 6, 12,    11, 5, 11,    11, 5, Garbage,    12, 6, Garbage

Ans:A ,A


. What are the columns in a Microsoft Access table called?
Options: a. Rows b. Records c. Fields d. Columns

Ans:1 – c ,1 – c


X.21 is
Options: a method of determining which device has access to the transmission medium at any time,    a method access control technique for multiple-access transmission media,    a very common bit-oriented data link protocol issued by ISO,    network access standard for connecting stations to a circuit-switched network

Ans:D ,D


The Token-Ring architecture was developed for a more efficient way to determine who should be transmitting at any one time. With Ethernet, collisions may take place, causing the transmitting computers to have to retransmit their data. The use of token guarantees that only one computer can transmit at a time. What happens as the network increases in size? Choose the best answer
Options: An additional token is added for every 1,000 nodes,    The speed of the Token-Ring network must be 16Mbps if the number of nodes is greater then 500,    The network becomes less efficient,    After the number of nodes exceeds 550, the Multistation Access Unit must be replaced by the more powerful Hyperstation Unified Bandwidth device

Ans:E ,E


In a computer with an eide adapter, where should you connect an ATA CD-ROM drive?
Options: on the floppy bus,    on the primary IDE,    on the secondary IDE,    on the SCSI bus

Ans:C ,C


A characteristic of an MIS is:
Options: user-oriented information,    restrictions on the system's size to inhibit future growth,    priority for data handling over the output of decision-oriented information,    All of the above

Ans:A ,A


. Which of the following is a condensed form of standard generalized markup language?
Options: a. HTML b. XML c. XSD d. XSL

Ans:– b,– b


. To store your picture in a database requires a(n) __________ field.
Options: a. BLOB b. text c. image d. logical

Ans:3 – a ,3 – 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


Point out the error in the following program. #include<stdio.h> #include<stdarg.h> void varfun(int n, ...); int main() { varfun(3, 7, -11.2, 0.66); return 0; } void varfun(int n, ...) { float *ptr; int num; va_start(ptr, n); num = va_arg(ptr, int); printf("%d", num); }
Options: Error: too many parameters,    Error: invalid access to list member,    Error: ptr must be type of va_list,    No error

Ans:C ,C


. Which mode loadsminimal set of drivers when starting Windows?
Options: a. Safe Mode b. Normal Mode c. VGA Mode d. Network Support Mode

Ans: a, a


18. Which of the following command display the name of files in sorted order?
Options: a. Dir/o:n b. Dir/so c. Dir/an d. Dir/ah

Ans:Correct Answer: a,Correct Answer: a


The DC voltage on most circuit boards is:
Options: -12 volts,    0 volts,    +5 volts,    +12 volts

Ans:C ,C


. ____ is the operating systems File and folder Manager
Options: a. Windows Explorer b. Windows Control Panel c. My Computer d. My Documents

Ans:8 – a ,8 – a


Which command of DOS is used to sort the file in reverse order?
Options: SORT > filename,    SORT < filename,    SORT/R < filename,    SORT/V < filename

Ans:C ,C


Changes made periodically to a system, after its implementation, is known as system
Options: analysis,    design,    development,    maintenance

Ans:D ,D


How many different positions can you set for drop cap?
Options:  A) 1, B) 2, C) 4, D) 6, 

Ans:-B,-B


Which of the following is not a part of the CPU
Options: storage unit,    arithmetic and logic unit,    program unit,    control unit

Ans:C ,C


You can quickly change the appearance of your work by choosing Auto Format from the …. Menu
Options: a. Edit b. View c. Format d. Tools

Ans:– c,– c


Which short cut key inserts a new slide in current presentation?
Options: a. Ctrl+N b. Ctrl+M c. Ctrl+S d. All of above

Ans: – B , – B


_______ controls all the main slide control tasks for your presentation.
Options: a. Task Pane b. Task Bar c. Control Panel d. None of above

Ans:– A ,– A


Which command will prevent subsequent changes to the file CBT.EXE?
Options: RENAME + r CBT.EXE,    ATTRIB + r CBT.EXE,    COPY + r CBT.EXE,    MODE + r CBT.EXE

Ans:B ,B


What is one disadvantage of an S-R flip-flop?
Options: It has no Enable input.,    It has a RACE condition.,    It has no clock input.,    It has only a single output.

Ans:B ,B


What will be the output of the program? #include<stdio.h> #define CUBE(x) (x*x*x) int main() { int a, b=3; a = CUBE(b++); printf("%d, %d\n", a, b); return 0; }
Options: 9, 4,    27, 4,    27, 6,    Error

Ans:C ,C


A terminal having local processing capability is
Options: KIPS,    AI,    Intelligent terminal,    Optical terminal

Ans:C ,C


Which of the following decides which systems development projects to work on first ?
Options: data diagram,    project dictionary,    systems flowcharts,    steering committee

Ans:A ,A


. How many worksheets can a workbook have?
Options: a. 3 b. 8 c. 255 d. none of above

Ans:– d,– d


. If you need to edit a relationship
Options: a. Right click the relationship line and choose edit relationship b. Double click the relationship line c. Both of above d. None of above

Ans:5 – c ,5 – c


A part of database that stores only  one type of data is
Options: a. Report b. Field c. Query d. Record

Ans:ndash; b,ndash; b


All mathematical models generally comprise which of the following types of variables;
Options: uncontrollable variables,    dependent variables,    decision variables,    All of the above

Ans:D ,D


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

Ans:C ,C


The manager of inventory would most likely be found in the
Options: finance function,    marketing function,    manufacturing function,    information systems function

Ans:C ,C


Relations are:
Options: two-dimensional tables.,    three-dimensional tables.,    four-dimensional tables.,    five-dimensional tables.

Ans:A ,A


In Decision Tables three are:
Options: tabulated decisions,    decisions,    condition stubs and action stubs,    decision hierarchy

Ans:C ,C

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