CS101 Midterm Solved MCQs Set 4 by Asfand Yarr

Q. No. 1. The sum of seek time and rotation delay is called as ____________. a) Rotational time b) Transfer time

c) Access time

d) Delay time

Q. No. 2. ________ is a short version of binary digit, a smallest unit to store data.

a) Bit

b) Mega byte c) Pattern d) Byte

Q. No. 3. According to famous job market website in Pakistan, most of the jobs are available in

a) Computer Science

b) Biology c) Economics d) Mathematics

Q. No. 4. ENIAC Stands for. a) Electronic numbers and integrator and calculator b) Electronic numerical integer and calculations

c) Electronic numerical integrator and calculator

d) Electronic numbers integer and calculations

Q. No. 5. A company can develop ____________ for which it chooses to maintain ownership rights. a) Network b) Open system c) Personnel Area Network

d) Proprietary Systems

Q. No. 6. If you want to search for an exact phrase on Google then enclose it in ___________.

b) * c) #

d) “ “

Q. No. 7. Binary notation has ________ representations with respect to whole and fractional numbers. a) 4 b) 1 c) 3

d) 2 · CS 101 PAGE : 53 · CS 101 PAGE : 60 · CS 101 PAGE : 37 · CS 101 PAGE : 57 · CS 101 PAGE : 135 · CS 101 PAGE : 42 · CS 101 PAGE : 42

Q. No. 8. The major responsibility of _________ software is protecting resources from unauthorize access.

a) Operating System

b) Super User c) Device Driver d) Application

Q. No. 9. While sending a message, it is the ________ layer’s responsibility to provide an address that is compatible with internet infrastructure.

a) Application

b) Link c) Transport d) Network

Q. No. 10. Which of the following is true about UDP in comparison to TCP?

1. More reliable and more efficient
2. Less reliable but more efficient
3. Less reliable and less efficient
4. More reliable but less efficient

Correct answer: Less reliable but more efficient

Q. No. 11. Which of the following is true about TCP in comparison to UDP?

1. More reliable and more efficient
2. Less reliable but more efficient
3. Less reliable and less efficient
4. More reliable but less efficient

Correct answer: More reliable but less efficient

Q. No. 12. The _________ resides on a can be computer containing hypertext documents to be accessed. a) File b) Browser

c) Web Server

d) Client

Q. No. 13. Which of the following is a significant asset to a computer’s performance?

1. Memory Bus
2. Main Memory
3. CPU
4. Direct Memory Access (DMA)

Correct answer: Direct Memory Access (DMA)

Q. No. 14. In hexadecimal notation, ___________ bits represent as single symbol. a) Two b) Three c) One

CS 101 PAGE : 133 · CS 101 PAGE : 164 · CS 101 PAGE : 167 · CS 101 PAGE : 167 · CS 101 PAGE : 152 · CS 101 PAGE : 110 · CS 101 PAGE : 64 · d) Four

Q. No. 15. Email is less time sensitive, so the mail servers use ______ to transfer email. a) HTTP b) SMTP c) UDP

d) TCP

Q. No. 16. To identify individual cells in a computer’s main memory, each cell is assigned a unique “name” called its ________. a) Location b) Place Holder c) Path

d) Address

Q. No. 17. Which one of the following techniques is used by adoptive dictionary system for encoding data?

1. Run-length encoding
2. Relative encoding
3. LZW encoding
4. Frequency dependent encoding

Correct answer: LZW encoding

Q. No. 18. Which of the following is not the form of existing VoIP systems?

1. Analogue Telephone Adopters
2. Soft Phones
3. Hard Phones
4. Embedded VoIP Phones

Correct answer: Hard Phones

Q. No. 19. Time required to move the read / write heads from one track to another is called as

a) Seek Time

b) Access Time c) Rotational Time d) Random Time

Q. No. 20. In the operating system, the responsibility of memory manager is to allocate _________

a) Main Memory

b) Register c) Mass Storage d) Cache

Q. No. 21. Bit is: a) Secondary unit of storage b) Not a unit of storage

CS 101 PAGE : 168 · CS 101 PAGE : 66 · CS 101 PAGE : 91 · CS 101 PAGE : 147 · CS 101 PAGE : 68 · CS 101 PAGE : 128 · CS 101 PAGE : 60