Which of the following can store information in the form of microscopic pits on metal disks.

Options: Laser disks,    Tape cassettes,    RAM cartridge,    Punched cards



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

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More Computer Fundamental Related questions:

Two files may be joined into a third file if
Options: they have a row in common,    they have a field in common,    they have no records with the same value in the common field,    both (b) and (c)

Ans:B ,B

12. Swapping
Options: a. Works best with many small partitions b. Allows many programs to use memory simultaneously c. Allows each program in turn to use the memory d. Does not work with overlaying

Ans:Correct Answer: c,Correct Answer: c

Which of the following function will use to find the highest number in a series of number?
Options: MAX(B1:B3) B. MAXIMUM (B1:B3) C. HIGH (B1:B3) D. HIGHEST(B1:B3)

Ans:– A ,

73. Ctrl + E
Options: a. Exit Application b. Select All c. Clear All d. Align Center

Ans:–  D ,–  D

. How can you optimize performance of your computer?
Options: a. Delete unused files b. Defrag disk c. Scan for virus d. All of above

Ans:8 – d ,8 – d

44. Which feature is used to replace straight quotes with smart quotes as you type?
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Which class of IP address has the most host addresses available by default?
Options: A,    B,    C,    A and B

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Ctrl + S
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Ans:–  B,–  B

. Which of the following is NOT true about background images?
Options: a. They are similar to watermarks in Word. b. They are displayed behind the controls in a form. c. They do not print when a form or a report is printed. d. They can be inserted on a form or a report.

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. Which of the following is not a mode in starting Windows?
Options: a. Command Prompt b. Safe Mode c. Normal Mode d. Turbo Mode

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At cut off, the Q point is at
Options: upper end of the load line,    middle of the load line,    lower end of the load line,    infinity

Ans:C ,C

One of the main feature that distinguish microprocessors from microcomputers is
Options: words are usually larger in microprocessors,    words are shorter in microprocessors,    microprocessor does not contain I/O devices,    exactly the same as the machine cycle time

Ans:C ,C

. Which of the following is the most commonly used encoding standard of Unicode?
Options: UTF-6 B. UTF-7 C. UTF-8 D. UTF-9

Ans:– C ,

_______ allow us to identify uniquely a tuple in the relation.
Options: Superkey B. Domain C. Attribute D. Schema

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The difference between linear array and a record is
Options: a. An array is suitable for homogeneous data but the data items in a record may have different data type b. In a record, there may not be a natural ordering in opposed to linear array. c. A record form a hierarchical structure but a linear array does not d. All of above

Ans: d, d

What will be the output of the program? #include<stdio.h> int main() { const c = -11; const int d = 34; printf("%d, %d\n", c, d); return 0; }
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The limits imposed by the firm itself or its environmental on the decision maker are called
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. Small squares, called _____, on the selection rectangle that surrounds a graphic can be used to change the dimensions of the graphic.
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The IP address are based on
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What is the output of the program? #include<stdio.h> int main() { union a { int i; char ch[2]; }; union a u; u.ch[0] = 3; u.ch[1] = 2; printf("%d, %d, %d\n", u.ch[0], u.ch[1], u.i); return 0; }
Options: 3, 2, 515,    515, 2, 3,    3, 2, 5,    None of these

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Ans:B ,B