IT-105 GMU MIDTERM EXAM QUESTIONS
WITH ALL CORRECT & VERIFIED ANSWERS
1.Using the opcode table below, What is the binary machine language instruction for Multiply?
a. 1111 0100
b. 0110 0011
c. 1111 0110
d. 0010 1100 Correct answer-c. 1111 0110
2. When the processor has completed the instruction in M4, where is 9?
a. In M2 and the Register 2
b. In M1 and the Instruction Pointer
c. In M3 and the Accumulator
d. In M5 and the accumulator Correct answer-d. In M5 and the accumulator
3. Calculate the file size of an image in that comprises of 512x512 pixels with 6 bits assigned per pixel
in terms of MB?
a. 32 MB
b. 0.1875 MB
c. 54 MB
d.. 0.54 MB
e. 100 MB Correct answer-b. 0.1875 MB
Calculate the size of a video file in terms of GB if each frame comprises of 512x512 pixels with 6 bits
assigned per pixel with a frame rate of 24 fps and lasts for 30 minutes?
a.. 32 GB
b. 0.1875 MB
c. 7.91 GB
d.. 700 GB
e. None of the above Correct answer-c. 7.91 GB
5. Which of the following is measured in terms of GHz?
a. Number of CPUs
b. Data rate
c. Processor speed
d. All of the above Correct answer-c. Processor speed
6. Which of the following is classified as volatile memory?
a. RAM
b. ROM
c. All of the above
d. None of the above Correct answer-a. RAM
7. Which component of the CPU is responsible for arithmetic and logical operations?
a. Control unit
b. ALU
c. Cache memory
d. Both and b
e. All of the above Correct answer-b. ALU
8. Which component of the CPU is used to store frequently used instructions and data?
, a. Control unit
b. ALU
c. Cache memory
d. Both and b
e. All of the above Correct answer-c. Cache memory
9. What is the minimum standard sampling frequency that is used to digitize audio signals for CD-
quality music?
a. 2,000 Hz
b. 4,000 Hz
c. 8,000 Hz
d. 16,000 Hz
e. 44,100 Hz Correct answer-e. 44,100 Hz
10. One example of a low-level programming language is which of the following?
a. Assembly language
b. Java
c. COBOL
d. C++
e. HTML Correct answer-a. Assembly language
11. When a user launches a piece of software, such as from the hard disk, the instructions and data
that correspond to the software and reside in RAM are in the form of:
a. Machine language
b. Assembly language
c. High-level language
d. 5GL
e. BIOS Correct answer-a. Machine language
12. The length of the binary code that the camera generates for each pixel is called the:
a. Bit depth
b. Number of Pixels
c. RAM
d. Filter
e. Memory Correct answer-a. Bit depth
13. Calculate how many bits there are in a 4 KB digital audio file?
a. 4,000 bits
b. 32,000 bits
c. 32,768 bits
d. 4,096 bits
e. None of the above Correct answer-c. 32,768 bits
14. How many "adds" does it take the ALU to process a 64 bit number if the word length is 16?
a. 3
b. 4
c .1
d. 2 Correct answer-b. 4
In the Von Neumann Model, communication between the memory and processing unit consists of
the Memory Address Register (MAR) and the Memory Data Register (MDR).
WITH ALL CORRECT & VERIFIED ANSWERS
1.Using the opcode table below, What is the binary machine language instruction for Multiply?
a. 1111 0100
b. 0110 0011
c. 1111 0110
d. 0010 1100 Correct answer-c. 1111 0110
2. When the processor has completed the instruction in M4, where is 9?
a. In M2 and the Register 2
b. In M1 and the Instruction Pointer
c. In M3 and the Accumulator
d. In M5 and the accumulator Correct answer-d. In M5 and the accumulator
3. Calculate the file size of an image in that comprises of 512x512 pixels with 6 bits assigned per pixel
in terms of MB?
a. 32 MB
b. 0.1875 MB
c. 54 MB
d.. 0.54 MB
e. 100 MB Correct answer-b. 0.1875 MB
Calculate the size of a video file in terms of GB if each frame comprises of 512x512 pixels with 6 bits
assigned per pixel with a frame rate of 24 fps and lasts for 30 minutes?
a.. 32 GB
b. 0.1875 MB
c. 7.91 GB
d.. 700 GB
e. None of the above Correct answer-c. 7.91 GB
5. Which of the following is measured in terms of GHz?
a. Number of CPUs
b. Data rate
c. Processor speed
d. All of the above Correct answer-c. Processor speed
6. Which of the following is classified as volatile memory?
a. RAM
b. ROM
c. All of the above
d. None of the above Correct answer-a. RAM
7. Which component of the CPU is responsible for arithmetic and logical operations?
a. Control unit
b. ALU
c. Cache memory
d. Both and b
e. All of the above Correct answer-b. ALU
8. Which component of the CPU is used to store frequently used instructions and data?
, a. Control unit
b. ALU
c. Cache memory
d. Both and b
e. All of the above Correct answer-c. Cache memory
9. What is the minimum standard sampling frequency that is used to digitize audio signals for CD-
quality music?
a. 2,000 Hz
b. 4,000 Hz
c. 8,000 Hz
d. 16,000 Hz
e. 44,100 Hz Correct answer-e. 44,100 Hz
10. One example of a low-level programming language is which of the following?
a. Assembly language
b. Java
c. COBOL
d. C++
e. HTML Correct answer-a. Assembly language
11. When a user launches a piece of software, such as from the hard disk, the instructions and data
that correspond to the software and reside in RAM are in the form of:
a. Machine language
b. Assembly language
c. High-level language
d. 5GL
e. BIOS Correct answer-a. Machine language
12. The length of the binary code that the camera generates for each pixel is called the:
a. Bit depth
b. Number of Pixels
c. RAM
d. Filter
e. Memory Correct answer-a. Bit depth
13. Calculate how many bits there are in a 4 KB digital audio file?
a. 4,000 bits
b. 32,000 bits
c. 32,768 bits
d. 4,096 bits
e. None of the above Correct answer-c. 32,768 bits
14. How many "adds" does it take the ALU to process a 64 bit number if the word length is 16?
a. 3
b. 4
c .1
d. 2 Correct answer-b. 4
In the Von Neumann Model, communication between the memory and processing unit consists of
the Memory Address Register (MAR) and the Memory Data Register (MDR).
