Which one of the following is termed a combination input-output device?

Options: VDT,    Keyboard,    Printer,    Laser Jet



Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

Hits Today: 18950 | Level: Moderate


Want to see where do you stand among other aspirants in "Computer" category?

Click Here to take quick 10 mins MCQ test to find out.

Got some suggestion about this question or to make this site better? Please leave your comments below.

More Computer Fundamental Related questions:

The black box concept is based on the assumption(s) that;
Options: the suprasystem is stable,    black boxes are dependent or environments,    the relationship between the inputs and output is stable,    All of the above

Ans:C ,C

Which field type can store photos?
Options: a. Hyperlink b. OLE c. Both of these can be used d. Access tables can’t store photos

Ans:ndash; b,ndash; b

What will be the result if you type =A1=B1 in cell C1?
Options: A.Yes or No B. True or False C. Value of A1 D. Value of B1

Ans:B ,True or False

Query design window has two parts. The upper part shows
Options: a. Name of fields, field type and size b. Tables with fields and relationships between tables c. Criteria d. Sorting check boxes

Ans:dash; b,dash; b

What will be the output of the program? #include<stdio.h> int main() { const int i=0; printf("%d\n", i++); return 0; }
Options: 10,    11,    No output,    Error: ++needs a value

Ans:D ,D

Which of the following is a graphic representation of the modules in the System and the interconnection between them
Options: Pie chart,    Flow chart,    Structural chart,    System chart

Ans:C ,C

Monte Carlo is an example of a(n)
Options: static model,    deterministic model,    optimizing model,    All of the above

Ans:D ,D

What is the main purpose of the secondary storage device?
Options: To increase the speed of Computer B. To Install Operating System C. To Networking D. To Store Data

Ans:– D ,

. What does the expression [detail] ! [product] * 1.30 do?
Options: a. multiplies the contents of detail and product fields by 1.3 b. First divides detail by product and then multiplies by 1.3 c. multiplies the contents of detail in the product table by 1.3 d. multiplies the contents of product in the detail table by 1.3

Ans:– d,– d

What is required to enable the PC to emulate a graphics terminal?
Options: Software,    A laser printer,    A color monitor,    A graphics board

Ans:A ,A

Which is a Common-Business oriented language.
Options: SNOBOL,    BASIC,    COBOL,    C

Ans:C ,C

. To prevent the addition and deletion of files on a disk or tape we use
Options: a. Format b. Write protect c. Create back up d. None of above

Ans:6 – b ,6 – b

Weak AI is
Options: the embodiment of human intellectual capabilities within a computer.,    a set of computer programs that produce output that would be considered to reflect intelligence if it were generated by humans.,    the study of mental faculties through the use of mental models implemented on a computer.,    All of the above

Ans:C ,C

In digital computer, all the expressions are coded into
Options: Octal digits,    Binary digits,    Hexadecimal digits,    Decimal cligits

Ans:B ,B

.   Which of the following can you use to add times to the slides in a presentation
Options: a. Slice Show menu b. Rehearse timing button c. Slide transition button d. All of the above

Ans:6 – B ,6 – B

A foreign key is which of the following?
Options: Any attribute,    The same thing as a primary key,    An attribute that serves as the primary key of another relation,    An attribute that serves no purpose

Ans:C ,C

. In a junction table, the _____ field consists of the foreign key from both the linked tables.
Options: a. first defined b. last defined c. foreign key d. primary key

Ans:7 – c ,7 – c

Which of the following is an example of a client-server model?
Options: TELNET,    FTP,    DNS,    All of the above

Ans:D ,D

.   We can replace a font on all sides with another font using the …. option
Options: a. Edit, Fonts b. Tools, Fonts c. Tools, Replace Fonts d. Format, Replace Fonts

Ans:3 – D ,3 – D

. A One-To-Many relationship that is not enforcing referential integrity, displays what symbol next to the foreign key field?
Options: a. 1 b. ? c. r d. None

Ans:5 – d ,5 – d

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

Processors of all computers, whether micro, mini or mainframe must have
Options: ALU,    Primary storage,    Control Unit,    All of the above

Ans:D ,D

A register organized to allow to move left or right operations is called a ____
Options: Counter B. Loader C. Adder D. Shift register

Ans:– D ,

Which of the following fields in a student file can be used as a primary key?
Options: a. class b. Social Security Number c. GPA d. Major


Which of the following commands is used to assign executable permission to the owner of the file named "note"?
Options: chmod g+x note,    chmod u+w note,    chmod u+x note,    chmod ugo+x note

Ans:C ,C

Which of the following tasks is not suited for sequential processing by a computer?
Options: Preparing of mailing labels,    Processing payroll cheques,    Accounting for credit card purchases,    Inventory control

Ans:D ,D

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

. According to the Leszynski Naming Conventions, which of the following is the prefix for a combo box control?
Options: a. cbo b. cob c. cmb d. cbx

Ans:3 – a ,3 – a

The IC was invented at Texas instruments in year 1958 by
Options: Jaik Kilby,    Clive Sinclair,    John Napier,    Steve Wozniak

Ans:A ,A

. Primary memory stores
Options: A) Data alone B) Programs alone C) Results alone D) All of these


. Where can you find the horizontal split bar on MS Word screen?
Options: a. On the left of horizontal scroll bar b. On the right of horizontal scroll bar c. On the top of vertical scroll bar d. On the bottom of vertical scroll bar

Ans:– C,– C

What will be the output of the program ? #include<stdio.h> int main() { int a[5] = {5, 1, 15, 20, 25}; int i, j, m; i = ++a[1]; j = a[1]++; m = a[i++]; printf("%d, %d, %d", i, j, m); return 0; }
Options: 2, 1, 15,    1, 2, 5,    3, 2, 15,    2, 3, 20

Ans:C ,C

. A factor which would strongly influence a business person to adopt a computer is its

Options: A) Accuracy B) Reliability C) Speed D) All of above


Which command is used to list all the files with extension .lst?
Options: ls -l *.lst,    ls lst*,    ls *.*,    ls *[lst]

Ans:A ,A

A temporary storage area, attached to the CPU, for I/O operations is a:
Options: chip,    buffer,    register,    core


An example of a global allocation problem is
Options: defining plant capacities,    scheduling an entire development project,    setting general inventory guidelines,    All of the above

Ans:D ,D

The hardware features of LISP machines generally include:
Options: large memory and a high-speed processor,    letter-quality printers and 8-inch disk drives,    a mouse and a specialized keyboard,    both (a) and (c)

Ans:D ,D

How to remove the unwanted action from recorded macro without recording the whole macro again?
Options: 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 ,

. Napier Bones were invented in
Options: A) 1614 B) 1617 C) 1620 D) None of above


What is the name given to the 8-bit unit used for coding data?
Options: block of characters,    byte,    word,    K


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

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

Ans:C ,C

When of the following produces the best quality graphics reproduction?
Options: Dot metric printers,    Ink jet printers,    Laser printers,    Plotters

Ans:D ,D

If the period of a sine wave is 0.001 second, the frequency of the sine wave is:
Options: 0.001 Hz,    1,000 Hz,    10,000 Hz,    10 Hz

Ans:B ,B

When assigning a shortcut key to a symbol, you should always try to select a key or key combination that is:
Options:  A) unassigned, B) Located on the ten-key pad section of your keyboard., C) Assigned to another task., D) From the same font family as the symbol.,


The first step in the problem-solving process is to _____.
Options: Plan the algorithm,    Analyze the problem,    Desk-check the algorithm,    Evaluate and modify (if necessary) the program

Ans:B ,B

Which of the following statements are correct about the program below? #include<stdio.h> int main() { int size, i; scanf("%d", &size); int arr[size]; for(i=1; i<=size; i++) { scanf("%d", arr[i]); printf("%d", arr[i]); } return 0; }
Options: The code is erroneous since the subscript for array used in for loop is in the range 1 to size.,    The code is erroneous since the values of array are getting scanned through the loop.,    The code is erroneous since the statement declaring array is invalid.,    The code is correct and runs successfully.

Ans:C ,C

Which of the following does not occur in phase - 4 of the system development life cycle (SDLC)
Options: conduct interviews,    train users,    acquire hardware and software,    test the new system

Ans:A ,A

In phase 1 of the system development life cycle, which of the following aspects are usually analyzed?
Options: outputs,    input (transactions),    controls,    All of the above

Ans:D ,D

. You can load character map by
Options: a. Program >> accessories >> system tools >> character map b. Program >> Microsoft >> System tools >> character map c. Both of above d. None of above

Ans:9 – a ,9 – a