List of top Computer Awareness Questions

In Boolean algebra \( [B, \land, \lor, ', 0, 1] \), the value of \( x' \land (x \lor y) \) is
A floating-point number is said to be normalized, if the MSB (Most Significant Bit) of the mantissa is ______.
In floating-point representation, the part that represents a signed and fixed-point number, and the position of the decimal point are called ______ and ______.
The process of starting a computer system is called ______.

_________ is the screen that appears with all the icons when a computer is turned on.

A source program is written in which language?

Consider the following lists:

Identify the correct match.

Query language comes under ___________ generation programming languages.

The fastest memory in a computer system is
Conversion of decimal number 100 to Octal and Hexadecimal is ______ and ______
Given the following Lists:
10101DAD(16)

Identify the correct match.
A set of processes and procedures that transform data into information and knowledge is known as
Given the following statements about an Operating System: \begin{itemize} \item S1: Operating System is a resource manager. \item S2: Operating System acts as an interface between user and the computer. \item S3: The primary function of the Operating System is application development. \end{itemize} Which of the following holds good?

The program required to load an Operating System is __________.

The collection of 8 bits is called ______

Which of the following interfaces perform the transfer of data between the memory and the I/O peripheral without involving the CPU?
Which of the following components is used to establish a communication link between a CPU and the peripheral devices to transfer data?
Which of the following is the smallest unit of data in a computer?
The quotient, if the binary number \(11010111\) is divided by \(101\), is

Consider the program below which uses six temporary variables a, b, c, d, e and f.
a = 10
b = 20
c = 30
d = a + c
e = b + d
f = c + c
b = c + e
e = b + f
d = 5 + e
return d + f
Assuming that all the above operations take their operands from registers, the minimum number of registers needed to execute this program without spilling is:

The expression \( P + QR \) is the reduced form of:
Which of the following components is not a part of an instruction format in CPU processing?
Consider an arbitrary number system with independent digits as 0, 1, and A. If we generate the first few numbers in the sequence as 00, 01, 0A, 10, 11, 1A and if this process is continued to generate the numbers, then the position of 10A is:
Given that numbers A and B are two 8-bit 2’s Complement numbers with \( A = 11111111 \), \( B = 11111111 \). Then sum \( A + B \) is:
A computer system has 16-bit wide address/data bus that uses RAM chips of \(4K \times 8\)-bit capacity. The number of RAM chips needed to provide a memory capacity of 64 Kbytes memory is