IT 105 GMU MIDTERM EXAM
QUESTIONS AND CORRECT ANSWERS.
VERIFIED 2025/2026.
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 - ANS 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 - ANS 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
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,d.. 0.54 MB
e. 100 MB - ANS 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 - ANS 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 - ANS 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 - ANS a. RAM
7. Which component of the CPU is responsible for arithmetic and logical operations?
a. Control unit
b. ALU
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, c. Cache memory
d. Both and b
e. All of the above - ANS 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 - ANS 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 - ANS 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 - ANS a. Assembly language
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
QUESTIONS AND CORRECT ANSWERS.
VERIFIED 2025/2026.
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 - ANS 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 - ANS 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
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,d.. 0.54 MB
e. 100 MB - ANS 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 - ANS 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 - ANS 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 - ANS a. RAM
7. Which component of the CPU is responsible for arithmetic and logical operations?
a. Control unit
b. ALU
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, c. Cache memory
d. Both and b
e. All of the above - ANS 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 - ANS 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 - ANS 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 - ANS a. Assembly language
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
